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Commit 019ee948 authored by Zhang Xin's avatar Zhang Xin
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add Straylight unittest code

parent f540664f
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tests/Straylight_test.dat 0 → 100644
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# ra dec lon(ecliptic) lat(ecliptic) pos_angle time(julian) sat_x sat_y sat_z sun_x sun_y sun_z moon_x moon_y moon_z sat_vx sat_vy sat_vz exp_time isDeep
244.972773 39.895901 229.6933 59.8819 109.59452000342756 2460539.75361268 -2218.3663 -5817.8559 2597.9467 -123291049.6698 80698075.2698 34981832.8099 129217.8762 -306193.0456 -168270.0801 5.058199026407237 -3.85818799871231 -4.322908628205369 150.0 -1.0
245.19954 39.834237 230.0613 59.8819 109.42155570115811 2460539.75590434 -1169.3163 -6427.7801 1683.3766 -123294376.7625 80693691.118 34979932.4325 129409.3308 -306117.8806 -168231.5896 5.495628791263698 -2.2766122251687193 -4.877784128846088 150.0 -1.0
245.376849 40.538238 229.8433 60.5906 109.72521611662427 2460543.53323198 -4088.9785 -4865.03 2348.6771 -128524732.1114 73309196.4688 31779164.5982 349033.2322 -76382.1208 -45844.3874 3.513272716954816 -5.1280401490294025 -4.4997767748736806 150.0 -1.0
245.939689 40.198882 230.894 60.4134 109.17526390397103 2460543.53552584 -3296.1182 -5750.7175 1405.5287 -128527752.3153 73304618.787 31777180.4968 349086.0107 -76197.4206 -45744.3873 4.456135176128555 -3.773136335412346 -4.9799999694710095 150.0 -1.0
246.809804 39.784988 232.438 60.2362 108.39295915033918 2460543.53783608 -2330.5509 -6351.0086 384.2962 -128530793.8798 73300008.3241 31775182.1872 349139.047 -76011.3767 -45643.6581 5.179717934292967 -2.216473482430956 -5.210878017528557 150.0 -1.0
247.037801 39.727005 232.8099 60.2362 108.21592927146807 2460543.54012774 -1255.3999 -6627.1633 -648.2573 -128533810.807 73295434.8053 31773199.8903 349191.5393 -75826.8029 -45543.7232 5.637231322125444 -0.5605653312886716 -5.176883766496303 150.0 -1.0
247.26584 39.669564 233.1818 60.2362 108.038749009507 2460543.54241941 -117.3694 -6571.3891 -1648.2421 -128536827.5433 73290861.1758 31771217.5454 349243.9141 -75642.204 -45443.7731 5.812145421308514 1.122583740434493 -4.883329814897479 150.0 -1.0
245.254413 40.383388 229.7713 60.4134 109.70843030522704 2460543.59745489 -4101.478 -4866.9578 2323.1349 -128609218.3748 73180990.3315 31723596.3195 350466.4112 -71201.6169 -43038.9593 3.509223042501617 -5.1159759164056595 -4.516449863272101 150.0 -1.0
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246.912851 39.57222 232.7235 60.0591 108.21113555960895 2460543.60207086 -2338.0901 -6350.3531 349.5009 -128615284.9693 73171772.2898 31719600.9527 350565.8595 -70828.5455 -42836.8793 5.185149246981382 -2.196511614110932 -5.213861687802819 150.0 -1.0
247.140446 39.514777 233.0935 60.0591 108.03541662103602 2460543.60436253 -1261.6936 -6622.571 -682.7541 -128618296.5268 73167195.698 31717617.3251 350615.0543 -70643.2938 -42736.5323 5.644314272476549 -0.5413230985595874 -5.171075108238483 150.0 -1.0
246.685297 39.630202 232.3535 60.0591 108.38670333146824 2460543.6066542 -122.112 -6563.1261 -1680.7261 -128621307.8934 73162618.9958 31715633.6496 350664.1312 -70458.0187 -42636.1712 5.820605356021247 1.1401236903839163 -4.869028668063038 150.0 -1.0
246.561326 39.475239 232.2699 59.8819 108.38013823250273 2460543.60894586 1023.5967 -6175.0802 -2594.3 -128624319.0682 73158042.184 31713649.9267 350713.0903 -70272.7204 -42535.7958 5.7056975349860295 2.764332291953906 -4.322172590177615 150.0 -1.0
245.623258 40.847614 229.9894 60.9449 109.75838193462751 2460543.6682487 -1437.2044 -6598.2001 -561.399 -128702174.3868 73039567.2025 31662299.4501 351938.9714 -65469.7753 -39933.5032 5.599335756251094 -0.7771821850383276 -5.189864591059177 150.0 -1.0
245.499769 40.692917 229.916 60.7677 109.74184789995181 2460543.67054037 -302.0605 -6585.6621 -1566.1018 -128705180.4091 73034987.4487 31660314.4531 351984.7548 -65283.8767 -39832.7597 5.820956241348654 0.9040687362721656 -4.91795858765272 150.0 -1.0
245.605624 40.476178 230.2194 60.5906 109.54618182037997 2460543.85286552 -4551.9642 -4177.9517 2779.7576 -128943724.7839 72670271.9443 31502236.3919 355246.6721 -50430.2867 -31778.0894 2.7806315862835618 -5.809120183557752 -4.171875803399416 150.0 -1.0
246.168179 40.138468 231.2682 60.4134 108.9972405764492 2460543.85515932 -3891.5017 -5214.6838 1890.235 -128946718.1231 72665679.1318 31500245.7379 355282.9058 -50242.6873 -31676.2957 3.858369242079789 -4.610655120031879 -4.76915223102651 150.0 -1.0
246.581847 39.843512 232.0661 60.2362 108.5698372158382 2460543.85745099 -3036.7067 -5989.2387 906.5607 -128949708.4894 72661090.477 31498256.886 355318.9862 -50055.2459 -31574.5862 4.741932037004517 -3.1813221279298887 -5.127064128400889 150.1976 -1.0
247.368081 39.457872 233.4635 60.0591 107.85954794587214 2460543.85975863 -2022.3883 -6466.0294 -129.8582 -128952719.5082 72656469.7232 31496254.1216 355355.1975 -49866.4812 -31472.1571 5.39186183170159 -1.5809240736052743 -5.2270457437822415 150.0 -1.0
247.49392 39.612666 233.5537 60.2362 107.86141979573472 2460543.8620503 -913.3254 -6614.5703 -1152.6821 -128955709.4883 72651880.8508 31494265.1755 355391.0381 -49679.0071 -31370.4268 5.766144793522017 0.08734229075344047 -5.06308085288083 150.0 -1.0
247.540067 39.78741 233.5135 60.4134 107.92582448507959 2460543.86434196 241.4815 -6431.8631 -2117.6161 -128958699.2767 72647291.8685 31492276.1817 355426.7591 -49491.5168 -31268.686 5.851879255174026 1.7513616764153994 -4.644633372004137 150.0 -1.0
245.148057 40.600859 229.4671 60.5906 109.90413699239146 2460543.98722788 -2490.3566 -6297.04 249.7755 -129118738.9903 72401057.8542 31385551.4949 357166.859 -39415.7836 -25798.8249 5.156047221666995 -2.24657050874157 -5.2211316514345185 150.0 -1.0
245.834503 40.414645 230.5956 60.5906 109.36694032697264 2460543.98952385 -1413.7303 -6580.5999 -783.3318 -129121723.8741 72396454.2992 31383556.1866 357196.0887 -39227.153 -25696.3791 5.655091536009422 -0.6004442841185664 -5.152761917220232 150.0 -1.0
246.063425 40.353658 230.9718 60.5906 109.18754064800652 2460543.99181552 -268.2143 -6533.7727 -1775.1508 -129124702.9662 72391859.2711 31381564.5742 357225.1433 -39038.8636 -25594.117 5.869678894312642 1.072367429278529 -4.825183145781011 150.0 -1.0
246.29239 40.293217 231.348 60.5906 109.00798421442727 2460543.99410718 890.7365 -6159.8221 -2677.8379 -129127681.8665 72387264.1335 31379572.9143 357254.0778 -38850.5616 -25491.8465 5.789979651020758 2.6905526031350746 -4.256189797770276 150.0 -1.0
245.729005 40.630821 230.2941 60.7677 109.56126851046452 2460544.1223988 799.4065 -6175.3227 -2670.8767 -129294139.0024 72129847.1648 31268001.3148 358682.0228 -28291.0172 -19754.248 5.8273127832626415 2.600368197709031 -4.261228152340664 150.0 -1.0
245.482776 40.321351 230.1455 60.4134 109.53088395415786 2460544.24647504 -1425.6521 -6558.6608 -930.1804 -129454552.3146 71880565.7847 31159955.9731 359703.6731 -18051.7448 -14186.0085 5.692577921465727 -0.5100375323854678 -5.1212378192872166 150.0 -1.0
245.711242 40.259838 230.5198 60.4134 109.35312968387876 2460544.2487667 -272.478 -6494.6333 -1912.1339 -129457509.8039 71875958.6232 31157959.1044 359719.2135 -17862.4458 -14083.0225 5.909203734299808 1.1549803757316113 -4.757426227370161 150.0 -1.0
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244.987301 40.268244 229.4628 60.2362 109.80361294110973 2460544.30169465 -4794.6375 -3830.1624 2870.8175 -129525761.7838 71769522.3935 31111826.7605 360044.5024 -13489.0614 -11703.2976 2.3736968513003376 -6.0423790826234836 -4.091276944259334 150.0 -1.0
245.320872 39.98931 230.1336 60.0591 109.436808306806 2460544.30398632 -4208.7077 -4920.5235 1995.7015 -129528714.6228 71764912.6345 31109828.7664 360057.1303 -13299.6506 -11600.2132 3.521628960779708 -4.926314359472599 -4.713613178448668 150.0 -1.0
245.880258 39.652356 231.1656 59.8819 108.90155622929338 2460544.30627957 -3411.441 -5764.9851 1019.6763 -129531669.3037 71760299.5905 31107829.3484 360069.646 -13110.1053 -11497.0542 4.494268081643895 -3.562747555142778 -5.099225318848539 150.13 -1.0
246.437936 39.320193 232.1872 59.7047 108.37329312748258 2460544.30857397 -2442.555 -6320.5271 -8.1452 -129534625.2822 71755684.1108 31105828.8748 360082.0467 -12920.4607 -11393.8394 5.241975428116348 -2.0188149974092084 -5.22874586693824 150.0 -1.0
246.664572 39.262229 232.5534 59.7047 108.20062261784147 2460544.31086564 -1352.3925 -6558.6542 -1034.3554 -129537577.541 71751074.0295 31103830.741 360094.3117 -12731.0385 -11290.7442 5.725898071800657 -0.3761814325753221 -5.095503403877046 150.0 -1.0
246.788427 39.417264 232.638 59.8819 108.20602365965223 2460544.3131573 -194.4923 -6468.312 -2008.6083 -129540529.6074 71746463.8395 31101832.5601 360106.4558 -12541.6127 -11187.6455 5.923182734482566 1.2854591290033568 -4.706134341454344 150.0 -1.0
247.015567 39.359822 233.0061 59.8819 108.03175717856864 2460544.31544897 973.1513 -6054.1524 -2882.0322 -129543481.4807 71741853.5418 31099834.3325 360118.479 -12352.1833 -11084.5432 5.824024722647891 2.881892888999573 -4.080545976303256 150.0 -1.0
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246.211337 39.378686 231.821 59.7047 108.54580960481452 2460544.88040412 -4741.6405 -4215.4864 2377.9513 -130265292.0547 70602025.1394 30605802.1849 359395.7047 34294.7501 14351.526 2.7294139762398117 -5.60063142483159 -4.479180282592097 150.0 -1.0
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246.070956 38.854726 231.9439 59.1732 108.35141276177265 2462321.86668987 563.741 -6734.8087 357.5065 -32299237.0127 136366925.8837 59112039.2409 380683.7584 106048.357 85173.7723 5.616744443631205 0.7625317362453643 5.185346321812858 150.0 -1.0
247.508634 40.54096 232.9862 61.122 108.36570681440722 2462322.05884512 399.7833 -6748.0594 330.1177 -32774359.3007 136271706.5252 59070761.7239 375237.778 120051.9093 90809.6151 5.632439604359547 0.6044181975539686 5.186737518226323 150.0 -1.0
247.739417 40.483024 233.3688 61.122 108.18060113241472 2462322.44440913 681.9843 -6679.9477 835.7351 -33726693.5119 136076366.639 58986079.7494 362403.0578 147519.2174 101647.3405 5.601859946459626 1.2289689967838058 5.113525943238528 150.0 -1.0
247.595755 39.401506 233.8335 60.0591 107.68353096519836 2462329.04609969 -1988.4399 -6046.3309 2299.6134 -49783826.9801 131852391.0206 57154628.4732 -116549.6763 338574.4681 137859.8862 6.218106696430823 -0.31583298971781915 4.495656837843853 150.0 -1.0
247.922466 40.251288 233.7909 60.9449 107.92986232155825 2462330.26613771 -983.2823 -5771.9076 3387.3469 -52690301.2234 130891957.1828 56738202.8943 -211927.3478 294886.7724 108995.7536 6.775456380065634 0.9177357850330736 3.4974696432527708 150.0 -1.0
248.024116 40.040135 234.0756 60.7677 107.74674181521529 2462330.32825689 -2125.929 -5806.9612 2748.2083 -52837701.0734 130841576.1569 56716359.2306 -216387.3897 291993.5791 107270.7851 6.444069641288479 -0.3713079646695405 4.159348266816778 150.0 -1.0
246.870149 38.837697 233.1118 59.3504 107.84886369049836 2462330.52405023 -108.9998 -5551.7283 3859.5644 -53301910.1884 130681845.0956 56647105.1776 -230138.9105 282473.5668 101687.6712 6.918374020225571 1.8269670143308758 2.7960470906509727 150.0 -1.0
tests/TestStraylight.py 0 → 100644
View file @ 019ee948
import unittest
from ObservationSim.Straylight import Straylight
import numpy as np
import math
import astropy.constants as cons
import galsim
from astropy.table import Table
from scipy import interpolate
import matplotlib.pyplot as plt
hubbleAverZodiacal = {'nuv':0.0035,'u':0.0163,'g':0.1109,'r':0.1471,'i':0.1568,'z':0.0953,'y':0.0283}
hubbleAverEarthShine = {'nuv':0.00024,'u':0.0051,'g':0.0506,'r':0.0591,'i':0.0568,'z':0.0315,'y':0.0090}
def transRaDec2D(ra, dec):
x1 = np.cos(dec / 57.2957795) * np.cos(ra / 57.2957795);
y1 = np.cos(dec / 57.2957795) * np.sin(ra / 57.2957795);
z1 = np.sin(dec / 57.2957795);
return np.array([x1, y1, z1])
def getAngle132(x1=0, y1=0, z1=0, x2=0, y2=0, z2=0, x3=0, y3=0, z3=0):
cosValue = 0;
angle = 0;
x11 = x1 - x3;
y11 = y1 - y3;
z11 = z1 - z3;
x22 = x2 - x3;
y22 = y2 - y3;
z22 = z2 - z3;
tt = np.sqrt((x11 * x11 + y11 * y11 + z11 * z11) * (x22 * x22 + y22 * y22 + z22 * z22));
if (tt == 0):
return 0;
cosValue = (x11 * x22 + y11 * y22 + z11 * z22) / tt;
if (cosValue > 1):
cosValue = 1;
if (cosValue < -1):
cosValue = -1;
angle = math.acos(cosValue);
return angle * 360 / (2 * math.pi);
def calculateAnglePwithEarth(sat = np.array([0,0,0]), pointing = np.array([0,0,0]), sun = np.array([0,0,0])):
modSat = np.sqrt(sat[0]*sat[0] + sat[1]*sat[1]+sat[2]*sat[2])
modPoint = np.sqrt(pointing[0]*pointing[0] + pointing[1]*pointing[1] + pointing[2]*pointing[2])
withLocalZenithAngle = (pointing[0] * sat[0] + pointing[1] * sat[1] + pointing[2] * sat[2]) / (modPoint*modSat)
innerM_sat_sun = sat[0] * sun[0] + sat[1] * sun[1] + sat[2] * sun[2]
cosAngle = innerM_sat_sun / (modSat * cons.au.value/1000)
isInSunSide = 1
if (cosAngle < -0.3385737): #cos109.79
isInSunSide = -1;
elif cosAngle >= -0.3385737 and cosAngle <= 0.3385737:
isInSunSide = 0;
return math.acos(withLocalZenithAngle)*180/math.pi,isInSunSide
class TestStraylight(unittest.TestCase):
def __init__(self, methodName='runTest',datFn = '', filter = 'i', grating = "GI"):
super(TestStraylight,self).__init__(methodName)
self.pointingData = np.loadtxt(datFn, dtype=np.double)
self.filter = filter
self.grating = grating
def test_EarthShineFilter(self):
d_sh = self.pointingData.shape
sl_e_pix = np.zeros([d_sh[0],3],dtype=np.double)
for i in np.arange(d_sh[0]):
# if i > 50:
# continue
ju = self.pointingData[i, 5]
# pointing = transRaDec2D(self.pointingData[i, 0], self.pointingData[i, 1])
# print(ju, pointing, surveylist[i,3:9])
sl = Straylight(jtime=ju, sat_pos=self.pointingData[i, 6:9], pointing_radec=np.array([self.pointingData[i, 0], self.pointingData[i, 1]]),sun_pos=self.pointingData[i,9:12])
e1, py = sl.calculateEarthShineFilter(filter=self.filter)
earthZenithAngle, isInSunSide = calculateAnglePwithEarth(sat=self.pointingData[i, 6:9], pointing= sl.pointing, sun=self.pointingData[i,9:12])
# e2, _ = sl.calculateZodiacalFilter2(filter='i', sun_pos=sl.sun_pos)
# e3 = sl.calculateStarLightFilter(filter='i', pointYaxis=py)
# e_all = sl.calculateStrayLightFilter(filter='i')
# s_pix, spec = sl.calculateStrayLightGrating(grating='GI')
sl_e_pix[i,0] = e1
sl_e_pix[i, 1] = earthZenithAngle
sl_e_pix[i, 2] = isInSunSide
median = np.median(sl_e_pix[:,0])
print(' average Earthshine %s: %e' % (self.filter, median))
self.assertTrue(median-hubbleAverEarthShine[self.filter] < 0.1)
plt.figure()
ids1 = sl_e_pix[:, 2] == 1
ids2 = sl_e_pix[:, 2] != 1
plt.plot(sl_e_pix[ids1, 0], sl_e_pix[ids1, 1], 'r.')
plt.plot(sl_e_pix[ids2, 0], sl_e_pix[ids2, 1], 'b.')
plt.legend(['In Sun Side', 'In Earths shadow'])
plt.xlabel('straylight-earthshine(e-/pixel/s)')
plt.ylabel('Angle with local zenith(degree)')
plt.show()
def test_ZodiacalFilter(self):
d_sh = self.pointingData.shape
sl_e_pix = np.zeros([d_sh[0],2],dtype=np.double)
for i in np.arange(d_sh[0]):
ju = self.pointingData[i, 5]
sl = Straylight(jtime=ju, sat_pos=self.pointingData[i, 6:9], pointing_radec=np.array([self.pointingData[i, 0], self.pointingData[i, 1]]),sun_pos=self.pointingData[i,9:12])
e1, _ = sl.calculateZodiacalFilter2(filter=self.filter, sun_pos=sl.sun_pos)
sl_e_pix[i,0] = e1
sl_e_pix[i,1] = getAngle132(x1=self.pointingData[i,9], y1=self.pointingData[i,10], z1=self.pointingData[i,11], x2=sl.pointing[0],
y2=sl.pointing[1], z2=sl.pointing[2], x3=0, y3=0, z3=0)
plt.figure()
plt.plot(sl_e_pix[:, 0], sl_e_pix[:, 1], 'r.')
plt.xlabel('straylight-zodiacal(e-/pixel/s)')
plt.ylabel('Angle between pointing and sun(degree)')
plt.show()
median = np.median(sl_e_pix[:,0])
print(' average Zodiacal %s: %f' % (self.filter, median))
self.assertTrue(median-hubbleAverZodiacal[self.filter] < 0.1)
def test_StarFilter(self):
d_sh = self.pointingData.shape
sl_e_pix = np.zeros(d_sh[0],dtype=np.double)
tnum = 10
for i in np.arange(tnum):
# if i > 50:
# continue
ju = self.pointingData[i, 5]
# pointing = transRaDec2D(self.pointingData[i, 0], self.pointingData[i, 1])
# print(ju, pointing, surveylist[i,3:9])
sl = Straylight(jtime=ju, sat_pos=self.pointingData[i, 6:9], pointing_radec=np.array([self.pointingData[i, 0], self.pointingData[i, 1]]),sun_pos=self.pointingData[i,9:12])
e1, py = sl.calculateEarthShineFilter(filter=self.filter)
# e2, _ = sl.calculateZodiacalFilter2(filter='i', sun_pos=sl.sun_pos)
e3 = sl.calculateStarLightFilter(filter=self.filter, pointYaxis=py)
# e_all = sl.calculateStrayLightFilter(filter='i')
# s_pix, spec = sl.calculateStrayLightGrating(grating='GI')
sl_e_pix[i] = e3
median = np.median(sl_e_pix[0:tnum])
print(' average Earthshine %s: %e' % (self.filter, median))
self.assertTrue(median-hubbleAverEarthShine[self.filter] < 0.2)
def test_GratingStraylight(self):
d_sh = self.pointingData.shape
sl_e_pix = np.zeros(d_sh[0],dtype=np.double)
tnum = 10
for i in np.arange(tnum):
# if i > 50:
# continue
ju = self.pointingData[i, 5]
# pointing = transRaDec2D(self.pointingData[i, 0], self.pointingData[i, 1])
# print(ju, pointing, surveylist[i,3:9])
sl = Straylight(jtime=ju, sat_pos=self.pointingData[i, 6:9], pointing_radec=np.array([self.pointingData[i, 0], self.pointingData[i, 1]]),sun_pos=self.pointingData[i,9:12])
# e1, py = sl.calculateEarthShineFilter(filter=self.filter)
# e2, _ = sl.calculateZodiacalFilter2(filter='i', sun_pos=sl.sun_pos)
# e3 = sl.calculateStarLightFilter(filter=self.filter, pointYaxis=py)
# e_all = sl.calculateStrayLightFilter(filter='i')
s_pix, spec = sl.calculateStrayLightGrating(grating=self.grating)
sl_e_pix[i] = s_pix
plt.figure()
plt.plot(spec['WAVELENGTH'], spec['FLUX'], 'r')
plt.xlabel('WAVELENGTH')
plt.ylabel('F$\lambda$(erg/s/cm2/A/arcsec2)')
plt.xlim(2000,10000)
plt.show()
median = np.median(sl_e_pix[0:tnum])
print(' average Earthshine %s: %e' % (self.grating, median))
self.assertTrue(median < 0.8)
if __name__ == '__main__':
suit = unittest.TestSuite()
# case1 = TestStraylight('test_EarthShineFilter',datFn = 'Straylight_test.dat', filter = 'i')
# suit.addTest(case1)
# case2 = TestStraylight('test_ZodiacalFilter',datFn = 'Straylight_test.dat',filter = 'i')
# suit.addTest(case2)
# case3 = TestStraylight('test_StarFilter', datFn='Straylight_test.dat', filter='i')
# suit.addTest(case3)
case4 = TestStraylight('test_GratingStraylight', datFn='Straylight_test.dat', grating = 'GI')
suit.addTest(case4)
unittest.TextTestRunner(verbosity=2).run(suit)
\ No newline at end of file
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