constants.py ¶
Constants used throughout the code. All values are in MKS units unless otherwise specified.
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planetplanet.constants.
AUM
= 149598000000.0¶ Astronomical Unit
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planetplanet.constants.
AUREARTH
= 23454.94739812797¶ 1 AU in Earth radii
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planetplanet.constants.
CLIGHT
= 299800000.0¶ Speed of light
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planetplanet.constants.
DAYSEC
= 86400.0¶ Seconds in 1 day
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planetplanet.constants.
G
= 6.67428e-11¶ Gravitational constant
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planetplanet.constants.
GEARTH
= 11468.12130411837¶ Gravitational constant in Earth units
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planetplanet.constants.
HPLANCK
= 6.62607004e-34¶ Planck’s constant
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planetplanet.constants.
KBOLTZ
= 1.38064852e-23¶ Boltzmann constant
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planetplanet.constants.
LSUN
= 3.846e+26¶ Solar luminosity
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planetplanet.constants.
MEARTH
= 5.9722e+24¶ Earth mass
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planetplanet.constants.
MINUTE
= 0.0006944444444444445¶ Days in 1 minute
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planetplanet.constants.
MSUN
= 1.988416e+30¶ Solar mass
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planetplanet.constants.
MSUNMEARTH
= 332945.31328488665¶ 1 solar mass in Earth masses
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planetplanet.constants.
OCTOBER_08_2016
= 7670.0¶ Noon UT on October 8, 2016 in BJD − 2,450,000
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planetplanet.constants.
PARSEC
= 3.086e+16¶ Parsec
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planetplanet.constants.
REARTH
= 6378100.0¶ Earth radius
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planetplanet.constants.
RSUN
= 695700000.0¶ Solar radius
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planetplanet.constants.
RSUNREARTH
= 109.07637070600963¶ 1 solar radius in Earth radii
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planetplanet.constants.
SBOLTZ
= 5.670367e-08¶ Stefan-Boltzmann constant
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planetplanet.constants.
SEARTH
= 1361.0¶ Earth insolation (solar constant)
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planetplanet.constants.
SECOND
= 1.1574074074074073e-05¶ Days in 1 second