seds.append(gStar)
seds.append(mStar)
for sed in seds:
sed.flambdaTofnu()
filtDir = os.environ["LSST_THROUGHPUTS_BASELINE"]
for airmass, zd in zip((15, 11), (50, 30)):
for sidx, sed in enumerate(seds):
for bpname in ("g", "r", "i"):
bp = Bandpass(wavelen_max=1200)
components = common_components + [os.path.join(tp_dir, "baseline", "filter_%s.dat" % (bpname)),
os.path.join(tp_dir, "atmos", "atmos_%d.dat" % (airmass))]
#print components
bp.readThroughputList(components)
bp.sbTophi()
wavelen = sed.wavelen
fnu = sed.fnu
wavelen, fnu = sed.resampleSED(wavelen, fnu, wavelen_match=bp.wavelen)
wavelenf, flambda = sed.fnuToflambda(wavelen, fnu)
waveleng = gStar.wavelen
fnug = gStar.fnu
waveleng, fnug = gStar.resampleSED(waveleng, fnug, wavelen_match=bp.wavelen)
wavelenfg, flambdag = gStar.fnuToflambda(waveleng, fnug)
flux = fnu * bp.phi
fluxg = fnug * bp.phi
leff1 = np.exp(np.sum(fnu * bp.phi * np.log(wavelen)) / np.sum(fnu * bp.phi))
if __name__ == "__main__":
pickleFile = "calculateSedDcr3.pickle"
if not os.path.isfile(pickleFile):
catDir = os.environ["CAT_SHARE_DATA"]
filtDir = os.environ["LSST_THROUGHPUTS_BASELINE"]
uBand = Bandpass()
gBand = Bandpass()
rBand = Bandpass()
iBand = Bandpass()
zBand = Bandpass()
uBand.readThroughput(os.path.join(filtDir, "total_u.dat"))
gBand.readThroughput(os.path.join(filtDir, "total_g.dat"))
rBand.readThroughput(os.path.join(filtDir, "total_r.dat"))
iBand.readThroughput(os.path.join(filtDir, "total_i.dat"))
zBand.readThroughput(os.path.join(filtDir, "total_z.dat"))
uBand.sbTophi()
gBand.sbTophi()
rBand.sbTophi()
iBand.sbTophi()
zBand.sbTophi()
seen = []
for line in open(sys.argv[1]).readlines()[1:]:
sed, mag, nsed = line.split()
# These seem to have funky colors
# Leading to u-band refraction RMS residuals of 0.06-0.07"
# Without it is 0.01"
if sed.startswith("burrows") or sed.startswith("L"):
continue
wavelen = sed.wavelen
fnu = sed.fnu
if sed.needResample(wavelen=wavelen, wavelen_match=bp.wavelen):
wavelen, fnu = sed.resampleSED(wavelen, fnu, wavelen_match=bp.wavelen)
return np.sum(fnu * bp.phi)
if __name__ == "__main__":
import multiprocessing
pool = multiprocessing.Pool(multiprocessing.cpu_count()-2)
filtDir = os.environ["LSST_THROUGHPUTS_BASELINE"]
gBand = Bandpass()
rBand = Bandpass()
gBand.readThroughput(os.path.join(filtDir, "total_g.dat"))
rBand.readThroughput(os.path.join(filtDir, "total_r.dat"))
gBand.sbTophi()
rBand.sbTophi()
catDir = os.environ["CAT_SHARE_DATA"]
args = []
for line in open(sys.argv[1]).readlines()[1:]:
sed, mag, nsed = line.split()
mag = float(mag)
if mag < 16 or mag > 25:
continue
args.append((line, gBand, rBand, catDir))
results = pool.map(doit, args)
grs = []
