modified fits header etc.

ObservationSim/Config/ChipOutput.py

 import os
 
 class ChipOutput(object):
-    def __init__(self, config, focal_plane, chip, filt, imgKey0="", imgKey1="", imgKey2="", exptime=150., mjdTime="", ra_cen=None, dec_cen=None, pointing_ID='0', subdir="./", prefix=""):
+    def __init__(self, config, focal_plane, chip, filt, imgKey0="", imgKey1="", imgKey2="", exptime=150., mjdTime="", ra_cen=None, dec_cen=None, pointing_type='MS', pointing_ID='0', subdir="./", prefix=""):
         self.focal_plane = focal_plane
         self.chip = chip
         self.filt = filt
@@ -25,18 +25,19 @@ class ChipOutput(object):
 
         # hdr1  = "#ID ID_chip filter xImage yImage ra dec z mag flag SNR "
         hdr1  = "#ID ID_chip filter xImage yImage ra dec z mag flag "
-        hdr2  = "thetaR bfrac hlr_disk hlr_bulge e1_disk e2_disk e1_bulge e2_bulge e1_total e2_total"
-        hdr3  = "e1PSF e2PSF e1 e2 g1 g2 e1OBS e2OBS"
+        hdr2  = "thetaR bfrac hlr_disk hlr_bulge e1_disk e2_disk e1_bulge e2_bulge "
+        hdr3  = "e1PSF e2PSF e1 e2 g1 g2 e1OBS e2OBS "
         hdr4  = "sed_type av redden "
         hdr5  = "star_model teff logg feh\n"
         # fmt1  = "%10d %4d %5s %10.3f %10.3f %15.6f %15.6f %7.4f %8.4f %2d %9.2f "
         fmt1  = "%10d %4d %5s %10.3f %10.3f %15.6f %15.6f %7.4f %8.4f %2d "
-        fmt2  = "%8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f"
-        fmt3  = "%8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f"
+        fmt2  = "%8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f "
+        fmt3  = "%8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f %8.4f "
         fmt4 = "%2d %8.4f %8.4f "
         fmt5 = "%10s %8.4f %8.4f %8.4f\n"
         self.hdr = hdr1 + hdr2 + hdr3 + hdr4 + hdr5
         self.fmt = fmt1 + fmt2 + fmt3 + fmt4 + fmt5
+        if pointing_type == 'MS':
             self.cat = open(os.path.join(self.subdir, self.cat_name), "w")
             self.cat.write(self.hdr)
 
@@ -79,15 +80,14 @@ class ChipOutput(object):
         e1, e2, g1, g2, e1OBS, e2OBS = obj.getObservedEll(g1, g2)
         if obj.type == 'galaxy':
             line = self.fmt%(obj.id, int(self.chipLabel), self.filt.filter_type, ximg, yimg, obj.ra, obj.dec, obj.z, obj.getMagFilter(self.filt), obj.param["star"], obj.thetaR, obj.bfrac, obj.hlr_disk, obj.hlr_bulge,
-                obj.e1_disk, obj.e2_disk, obj.e1_bulge, obj.e2_bulge, obj.e1_total, obj.e2_total,
+                obj.e1_disk, obj.e2_disk, obj.e1_bulge, obj.e2_bulge,
                 pos_shear.g1, pos_shear.g2, e1, e2, g1, g2, e1OBS, e2OBS, obj.sed_type, obj.param['av'], obj.param['redden'], 'n', 0, 0, 0)
         elif obj.type == "quasar":
             line = self.fmt % (obj.id, int(self.chipLabel), self.filt.filter_type, ximg, yimg, obj.ra, obj.dec, obj.z,
                                obj.getMagFilter(self.filt), obj.param["star"], 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
-                               0.0, 0.0,
                                pos_shear.g1, pos_shear.g2, e1, e2, g1, g2, e1OBS, e2OBS, obj.sed_type, obj.param['av'], obj.param['redden'], 'n', 0.0, 0.0, 0.0)
         else:
-            line = self.fmt%(obj.id, int(self.chipLabel), self.filt.filter_type, ximg, yimg, obj.ra, obj.dec, obj.z, obj.getMagFilter(self.filt), obj.param["star"], 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+            line = self.fmt%(obj.id, int(self.chipLabel), self.filt.filter_type, ximg, yimg, obj.ra, obj.dec, obj.z, obj.getMagFilter(self.filt), obj.param["star"], 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 
                 pos_shear.g1, pos_shear.g2, e1, e2, g1, g2, e1OBS, e2OBS, 0, 0.0, 0.0, obj.param['model_tag'], obj.param['teff'], obj.param['logg'],obj.param['feh'])
         # line = self.fmt%(obj.id, int(self.chipLabel), self.filt.filter_type, ximg, yimg, obj.ra, obj.dec, obj.z, obj.getMagFilter(self.filt), obj.param["star"], pos_shear.g1, pos_shear.g2, e1, e2, g1, g2, e1OBS, e2OBS)
         self.cat.write(line)

ObservationSim/Config/Config.py

@@ -24,9 +24,9 @@ def ConfigDir(cat_dir=None, work_dir=None, data_dir=None, config_file_path=None)
     # path_dict["output_cat_dir"] = os.path.join(path_dict["work_dir"], "scat/")
     # if not os.path.exists(path_dict["output_cat_dir"]):
     #     os.system("mkdir %s"%path_dict["output_cat_dir"])
-    path_dict["output_img_dir"] = os.path.join(path_dict["work_dir"], "simg/")
-    if not os.path.exists(path_dict["output_img_dir"]):
-        os.system("mkdir %s"%path_dict["output_img_dir"])
+    # path_dict["output_img_dir"] = os.path.join(path_dict["work_dir"], "simg/")
+    # if not os.path.exists(path_dict["output_img_dir"]):
+    #     os.system("mkdir %s"%path_dict["output_img_dir"])
     
     # Data directory
     if data_dir == None:

ObservationSim/Config/Header/ImageHeader.py

@@ -233,7 +233,7 @@ def WCS_def(xlen = 9216, ylen = 9232, gapy = 898.0, gapx1 = 534, gapx2 = 1309, r
 
 
 
-def generatePrimaryHeader(xlen = 9216, ylen = 9232, pointNum = '1', ra = 60, dec = -40, psize = 0.074, row_num = 1, col_num = 1, date='200930', time_obs='120000', im_type = 'MS'):
+def generatePrimaryHeader(xlen = 9216, ylen = 9232, pointNum = '1', ra = 60, dec = -40, psize = 0.074, row_num = 1, col_num = 1, date='200930', time_obs='120000', im_type = 'MS', exptime=150.):
 
     # array_size1, array_size2, flux, sigma = int(argv[1]), int(argv[2]), 1000.0, 5.0
 
@@ -262,12 +262,19 @@ def generatePrimaryHeader(xlen = 9216, ylen = 9232, pointNum = '1', ra = 60, dec
     h_prim['FILENAME'] = 'MSC_' + im_type + '_' + date + time_obs + '_1' + pointNum.rjust(8,'0') + '_' +CCDID[k-1].rjust(2,'0')+'_raw'
     h_prim['DATE'] = '20'+date[0:2]+'-' + date[2:4]+'-'+date[4:6]
     h_prim['TIME'] = time_obs[0:2]+':'+time_obs[2:4]+':'+time_obs[4:6]
+    h_prim['DATE-OBS'] = '20'+date[0:2]+'-' + date[2:4]+'-'+date[4:6]
+    h_prim['TIME-OBS'] = time_obs[0:2]+':'+time_obs[2:4]+':'+time_obs[4:6]
     h_prim['DETECTOR'] = 'CCD'+CCDID[k-1].rjust(2,'0')
     h_prim['RA_OBJ'] = ra
     h_prim['DEC_OBJ'] = dec
     h_prim['OBJECT'] = '1'+ pointNum.rjust(8,'0')
     h_prim['OBSID'] = '1'+ pointNum.rjust(8,'0')
     h_prim['TELFOCUS'] = 'f/14'
+    h_prim['EXPTIME'] = exptime
+    
+    # Define file types
+    file_type = {'MS':'sci', 'CLB':'zero', 'CLD':'dark', 'CLF':'flat', 'CRS':'cosmic_ray', 'CRD':'cosmic_ray'}
+    h_prim['FILETYPE'] = file_type[im_type]
 
     co = coord.SkyCoord(ra, dec, unit='deg')
 
@@ -277,13 +284,14 @@ def generatePrimaryHeader(xlen = 9216, ylen = 9232, pointNum = '1', ra = 60, dec
 
     h_prim['RA_NOM'] = ra_hms
     h_prim['DEC_NOM'] = dec_hms
-    h_prim['PIXSCAL1'] = str(psize)
-    h_prim['PIXSCAL2'] = str(psize)
+    h_prim['PIXSCAL1'] = psize
+    h_prim['PIXSCAL2'] = psize
 
     ttt = h_prim['DATE'] + 'T' + h_prim['TIME']
     tstart = Time(ttt)
     h_prim['EXPSTART'] = round(tstart.mjd, 5)
-    tend = Time(tstart.cxcsec + h_prim['EXPTIME'], format="cxcsec")
+    # tend = Time(tstart.cxcsec + h_prim['EXPTIME'], format="cxcsec")
+    tend = Time(tstart.mjd + h_prim['EXPTIME']/86400., format="mjd")
     h_prim['EXPEND'] = round(tend.mjd, 5)
 
     return h_prim
@@ -315,6 +323,7 @@ def generateExtensionHeader(xlen = 9216, ylen = 9232,ra = 60, dec = -40, pa = -2
     h_ext['GAIN1'] = gain
     h_ext['RDNOISE1'] = readout
     h_ext['CCDCHIP'] =  'ccd' + CCDID[k-1].rjust(2,'0')
+    h_ext['POS_ANG'] = pa
     header_wcs = WCS_def(xlen=xlen, ylen=ylen, gapy=898.0, gapx1=534, gapx2=1309, ra=ra, dec=dec, pa=pa, psize=psize,
                          row_num=row_num, col_num=col_num)
 

ObservationSim/Instrument/Chip/Chip.py

@@ -5,6 +5,9 @@ import Instrument.Chip.Effects as effects
 from Instrument.FocalPlane import FocalPlane
 from astropy.table import Table
 from numpy.random import Generator, PCG64
+from Config.Header import generatePrimaryHeader, generateExtensionHeader
+from astropy.io import fits
+from datetime import datetime
 
 class Chip(FocalPlane):
     def __init__(self, chipID, ccdEffCurve_dir, CRdata_dir, normalize_dir=None, sls_dir=None, config=None, treering_func=None):
@@ -33,6 +36,10 @@ class Chip(FocalPlane):
         self.bias_level = float(config["bias_level"])
         self.overscan   = 1000
         self.exptime    = 150   # second
+        # self.dark_exptime = 300  # second
+        # self.flat_exptime = 150  # second
+        self.dark_exptime = float(config['dark_exptime'])
+        self.flat_exptime = float(config['flat_exptime'])
 
         # A chip ID must be assigned
         self.chipID = int(chipID)
@@ -297,7 +304,54 @@ class Chip(FocalPlane):
         if self.chipID == 30: confFile = ['CSST_GI8.conf', 'CSST_GI7.conf']
         return confFile
 
-    def addEffects(self, config, img, chip_output, filt, exptime=150., pointing_ID=0):
+    def generateHeader(self, ra_cen, dec_cen, img_rot, im_type, pointing_ID, date_obs, time_obs, exptime=150.):
+        h_prim = generatePrimaryHeader(
+            xlen=self.npix_x, 
+            ylen=self.npix_y, 
+            pointNum = str(pointing_ID),
+            ra=ra_cen, 
+            dec=dec_cen, 
+            psize=self.pix_scale, 
+            row_num=self.rowID, 
+            col_num=self.colID,
+            date=date_obs,
+            time_obs=time_obs,
+            im_type = im_type,
+            exptime=exptime
+            )
+        h_ext = generateExtensionHeader(
+            xlen=self.npix_x, 
+            ylen=self.npix_y, 
+            ra=ra_cen, 
+            dec=dec_cen, 
+            pa=img_rot.deg, 
+            gain=self.gain, 
+            readout=self.read_noise, 
+            dark=self.dark_noise, 
+            saturation=90000, 
+            psize=self.pix_scale, 
+            row_num=self.rowID, 
+            col_num=self.colID,
+            extName='raw')
+        return h_prim, h_ext
+
+    def outputCal(self, img, ra_cen, dec_cen, img_rot, im_type, pointing_ID, date_obs, time_obs, output_dir, exptime=150.):
+        h_prim, h_ext = self.generateHeader(
+            ra_cen=ra_cen,
+            dec_cen=dec_cen,
+            img_rot=img_rot,
+            im_type=im_type,
+            pointing_ID=pointing_ID,
+            date_obs=date_obs,
+            time_obs=time_obs,
+            exptime=exptime)
+        hdu1 = fits.PrimaryHDU(header=h_prim)
+        hdu2 = fits.ImageHDU(img.array, header=h_ext)
+        hdu1 = fits.HDUList([hdu1, hdu2])
+        fname = os.path.join(output_dir, h_prim['FILENAME']+'.fits')
+        hdu1.writeto(fname, output_verify='ignore', overwrite=True)
+
+    def addEffects(self, config, img, chip_output, filt, ra_cen, dec_cen, img_rot, exptime=150., pointing_ID=0, timestamp_obs=1621915200, pointing_type='MS'):
         SeedGainNonuni=int(config["seed_gainNonUniform"])
         SeedBiasNonuni=int(config["seed_biasNonUniform"])
         SeedRnNonuni = int(config["seed_rnNonUniform"])
@@ -356,7 +410,7 @@ class Chip(FocalPlane):
         img += self.dark_noise*exptime
 
         # Add cosmic-rays
-        if config["cosmic_ray"].lower() == "y":
+        if config["cosmic_ray"].lower() == "y" and pointing_type=='MS':
             print("  Adding Cosmic-Ray", flush=True)
             cr_map = effects.produceCR_Map(
                 xLen=self.npix_x, yLen=self.npix_y, 
@@ -364,13 +418,28 @@ class Chip(FocalPlane):
                 cr_pixelRatio=0.003, 
                 gain=self.gain, 
                 attachedSizes=self.attachedSizes,
-                seed=SeedCosmicRay+pointing_ID*30+self.chipID)
+                seed=SeedCosmicRay+pointing_ID*30+self.chipID)   # seed: obj-imaging:+0; bias:+1; dark:+2; flat:+3;
             img += cr_map
             cr_map[cr_map > 65535] = 65535
             cr_map[cr_map < 0] = 0
             crmap_gsimg = galsim.Image(cr_map, dtype=np.uint16)
+            del cr_map
             # crmap_gsimg.write("%s/CosmicRay_%s_1.fits" % (chip_output.subdir, self.chipID))
-            crmap_gsimg.write("%s/CosmicRay_%s.fits" % (chip_output.subdir, self.chipID))
+            # crmap_gsimg.write("%s/CosmicRay_%s.fits" % (chip_output.subdir, self.chipID))
+            datetime_obs = datetime.fromtimestamp(timestamp_obs)
+            date_obs = datetime_obs.strftime("%y%m%d")
+            time_obs = datetime_obs.strftime("%H%M%S")
+            self.outputCal(
+                img=crmap_gsimg,
+                ra_cen=ra_cen,
+                dec_cen=dec_cen,
+                img_rot=img_rot,
+                im_type='CRS',
+                pointing_ID=pointing_ID,
+                date_obs=date_obs,
+                time_obs=time_obs,
+                output_dir=chip_output.subdir,
+                exptime=150.)
             del crmap_gsimg
 
         # Add Bias level
@@ -383,7 +452,7 @@ class Chip(FocalPlane):
                 seed=SeedBiasNonuni+self.chipID)
 
         # Bias output
-        if config["bias_output"].lower() == "y":
+        if config["bias_output"].lower() == "y" and pointing_type=='CAL':
             print("  Output N frame Bias files", flush=True)
             NBias = int(config["NBias"])
             for i in range(NBias):
@@ -392,6 +461,18 @@ class Chip(FocalPlane):
                     bias_level=float(config["bias_level"]), 
                     ncombine=1, read_noise=self.read_noise, gain=1,
                     seed=SeedBiasNonuni+self.chipID)
+                if config["cosmic_ray"].lower() == "y":
+                    if config["cray_differ"].lower() == "y":
+                        cr_map = effects.produceCR_Map(
+                            xLen=self.npix_x, yLen=self.npix_y, 
+                            exTime=0.01, 
+                            cr_pixelRatio=0.003*0.01/self.exptime, 
+                            gain=self.gain, 
+                            attachedSizes=self.attachedSizes,
+                            seed=SeedCosmicRay+pointing_ID*30+self.chipID+1)
+                            # seed: obj-imaging:+0; bias:+1; dark:+2; flat:+3;
+                    BiasCombImg += cr_map
+                    del cr_map
 
                 # Non-Linearity for Bias
                 if config["non_linear"].lower() == "y":
@@ -408,11 +489,26 @@ class Chip(FocalPlane):
                 BiasCombImg.replaceNegative(replace_value=0)
                 BiasCombImg.quantize()
                 BiasCombImg = galsim.ImageUS(BiasCombImg)
-                BiasCombImg.write("%s/BiasImg_%s_%s_%s.fits" % (chip_output.subdir, BiasTag, self.chipID, i+1))
+                # BiasCombImg.write("%s/BiasImg_%s_%s_%s.fits" % (chip_output.subdir, BiasTag, self.chipID, i+1))
+                datetime_obs = datetime.fromtimestamp(timestamp_obs)
+                date_obs = datetime_obs.strftime("%y%m%d")
+                time_obs = datetime_obs.strftime("%H%M%S")
+                timestamp_obs += 5 * 60
+                self.outputCal(
+                    img=BiasCombImg,
+                    ra_cen=ra_cen,
+                    dec_cen=dec_cen,
+                    img_rot=img_rot,
+                    im_type='CLB',
+                    pointing_ID=pointing_ID,
+                    date_obs=date_obs,
+                    time_obs=time_obs,
+                    output_dir=chip_output.subdir,
+                    exptime=0.0)
             del BiasCombImg
 
         # Export combined (ncombine, Vignetting + PRNU) & single vignetting flat-field file
-        if config["flat_output"].lower() == "y":
+        if config["flat_output"].lower() == "y" and pointing_type=='CAL':
             print("  Output N frame Flat-Field files", flush=True)
             NFlat = int(config["NFlat"])
             if config["add_bias"].lower() == "y":
@@ -421,7 +517,7 @@ class Chip(FocalPlane):
             elif config["add_bias"].lower() == "n":
                 biaslevel = 0
                 overscan = 0
-            darklevel = self.dark_noise*self.exptime
+            darklevel = self.dark_noise*self.flat_exptime
             for i in range(NFlat):
                 FlatSingle = flat_img * prnu_img + darklevel
                 FlatCombImg, FlatTag = effects.MakeFlatNcomb(
@@ -434,7 +530,17 @@ class Chip(FocalPlane):
                     seed_bias=SeedDefective+self.chipID
                     )
                 if config["cosmic_ray"].lower() == "y":
+                    if config["cray_differ"].lower() == "y":
+                        cr_map = effects.produceCR_Map(
+                            xLen=self.npix_x, yLen=self.npix_y, 
+                            exTime=self.flat_exptime, 
+                            cr_pixelRatio=0.003*self.flat_exptime/self.exptime, 
+                            gain=self.gain, 
+                            attachedSizes=self.attachedSizes,
+                            seed=SeedCosmicRay+pointing_ID*30+self.chipID+3)
+                            # seed: obj-imaging:+0; bias:+1; dark:+2; flat:+3;
                     FlatCombImg += cr_map
+                    del cr_map
 
                 if config["non_linear"].lower() == "y":
                     print("  Applying Non-Linearity on the Flat image", flush=True)
@@ -459,7 +565,23 @@ class Chip(FocalPlane):
                 FlatCombImg.replaceNegative(replace_value=0)
                 FlatCombImg.quantize()
                 FlatCombImg = galsim.ImageUS(FlatCombImg)
-                FlatCombImg.write("%s/FlatImg_%s_%s_%s.fits" % (chip_output.subdir, FlatTag, self.chipID, i+1))
+                # FlatCombImg.write("%s/FlatImg_%s_%s_%s.fits" % (chip_output.subdir, FlatTag, self.chipID, i+1))
+                datetime_obs = datetime.fromtimestamp(timestamp_obs)
+                date_obs = datetime_obs.strftime("%y%m%d")
+                time_obs = datetime_obs.strftime("%H%M%S")
+                timestamp_obs += 5 * 60
+                self.outputCal(
+                    img=FlatCombImg,
+                    ra_cen=ra_cen,
+                    dec_cen=dec_cen,
+                    img_rot=img_rot,
+                    im_type='CLF',
+                    pointing_ID=pointing_ID,
+                    date_obs=date_obs,
+                    time_obs=time_obs,
+                    output_dir=chip_output.subdir,
+                    exptime=self.flat_exptime)
+
             del FlatCombImg, FlatSingle, prnu_img
             # flat_img.replaceNegative(replace_value=0)
             # flat_img.quantize()
@@ -467,7 +589,7 @@ class Chip(FocalPlane):
             del flat_img
 
         # Export Dark current images
-        if config["dark_output"].lower() == "y":
+        if config["dark_output"].lower() == "y" and pointing_type=='CAL':
             print("  Output N frame Dark Current files", flush=True)
             NDark = int(config["NDark"])
             if config["add_bias"].lower() == "y":
@@ -479,11 +601,39 @@ class Chip(FocalPlane):
             for i in range(NDark):
                 DarkCombImg, DarkTag = effects.MakeDarkNcomb(
                     self.npix_x, self.npix_y, 
-                    overscan=overscan, bias_level=biaslevel, darkpsec=0.02, exptime=150,
+                    overscan=overscan, bias_level=biaslevel, darkpsec=0.02, exptime=self.dark_exptime,
                     ncombine=1, read_noise=self.read_noise, 
                     gain=1, seed_bias=SeedBiasNonuni+self.chipID)
                 if config["cosmic_ray"].lower() == "y":
+                    if config["cray_differ"].lower() == "y":
+                        cr_map = effects.produceCR_Map(
+                            xLen=self.npix_x, yLen=self.npix_y, 
+                            exTime=self.dark_exptime, 
+                            cr_pixelRatio=0.003*self.dark_exptime/self.exptime, 
+                            gain=self.gain, 
+                            attachedSizes=self.attachedSizes,
+                            seed=SeedCosmicRay+pointing_ID*30+self.chipID+2)
+                            # seed: obj-imaging:+0; bias:+1; dark:+2; flat:+3;
                     DarkCombImg += cr_map
+                    cr_map[cr_map > 65535] = 65535
+                    cr_map[cr_map < 0] = 0
+                    crmap_gsimg = galsim.Image(cr_map, dtype=np.uint16)
+                    del cr_map
+                    datetime_obs = datetime.fromtimestamp(timestamp_obs)
+                    date_obs = datetime_obs.strftime("%y%m%d")
+                    time_obs = datetime_obs.strftime("%H%M%S")
+                    self.outputCal(
+                        img=crmap_gsimg,
+                        ra_cen=ra_cen,
+                        dec_cen=dec_cen,
+                        img_rot=img_rot,
+                        im_type='CRD',
+                        pointing_ID=pointing_ID,
+                        date_obs=date_obs,
+                        time_obs=time_obs,
+                        output_dir=chip_output.subdir,
+                        exptime=self.dark_exptime)
+                    del crmap_gsimg
 
                 # Non-Linearity for Dark
                 if config["non_linear"].lower() == "y":
@@ -513,13 +663,24 @@ class Chip(FocalPlane):
                 DarkCombImg.replaceNegative(replace_value=0)
                 DarkCombImg.quantize()
                 DarkCombImg = galsim.ImageUS(DarkCombImg)
-                DarkCombImg.write("%s/DarkImg_%s_%s_%s.fits" % (chip_output.subdir, DarkTag, self.chipID, i+1))
+                # DarkCombImg.write("%s/DarkImg_%s_%s_%s.fits" % (chip_output.subdir, DarkTag, self.chipID, i+1))
+                datetime_obs = datetime.fromtimestamp(timestamp_obs)
+                date_obs = datetime_obs.strftime("%y%m%d")
+                time_obs = datetime_obs.strftime("%H%M%S")
+                timestamp_obs += 5 * 60
+                self.outputCal(
+                    img=DarkCombImg,
+                    ra_cen=ra_cen,
+                    dec_cen=dec_cen,
+                    img_rot=img_rot,
+                    im_type='CLD',
+                    pointing_ID=pointing_ID,
+                    date_obs=date_obs,
+                    time_obs=time_obs,
+                    output_dir=chip_output.subdir,
+                    exptime=self.dark_exptime)
             del DarkCombImg
 
-        # garbage collection of cosmic-ray array
-        if config["cosmic_ray"].lower() == "y":
-            del cr_map
-
         # Apply Nonlinearity on the chip image
         if config["non_linear"].lower() == "y":
             print("  Applying Non-Linearity on the chip image", flush=True)