Gaia DR2 3078890393250547840

All names: Gaia DR2 3078890393250547840, WDJ084420.09+020353.69, Gaia EDR3 3078890393250547840, WDJ084420.09+020353.70, Gaia DR3 3078890393250547840

Parameter	Unit	Gaia EDR3	Pan-STARRS DR1	Gaia DR2	Stilism	Vincent et al. 2024	Simbad	Gentile Fusillo et al. 2018
Right ascension		08 44 20.03 (0.3)		08 44 20.03		08 44 20.03	08 44 20.09 (0.3)	08 44 20.03
Declination		02 03 51.54 (0.2)		02 03 51.61		02 03 51.54	02 03 53.69 (0.2)	02 03 51.61
Spectral type						DA:	DA
Effective temperature	[K]					4536.0 (126)
log(g)	[cgs]					7.81 (0.08)
Mass	[M_☉]					0.467 (0.07)
log(Luminosity)	[L_☉]
Cooling age	[Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)

Parallax	[mas]	12.13 (0.4)		12.61 (0.5)		12.13	12.13 (0.4)	12.61 (0.5)
Distance	[pc]	82.47 (3)		79.29 (3)		82.47	82.47 (3)	79.29 (3)
Composition
Proper motion (right ascension)	[mas/yr]	-53.56624232 (0.4)		-52.32135476 (0.9)			-53.566 (0.4)	-52.32135476
Proper motion (declination)	[mas/yr]	-133.9371125 (0.3)		-134.5613665 (0.7)			-133.937 (0.3)	-134.5613665
Variability
Magnetic
B_d	[MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude								22.32 (0.3)
g magnitude								20.59 (0.03)
r magnitude								19.64 (0.02)
i magnitude								19.30 (0.02)
z magnitude								19.14 (0.07)
G magnitude		19.68 (0.06)		19.73		19.68	19.68 (0.004)	19.73
BP magnitude		20.31 (0.06)		20.28				20.28
RP magnitude		18.97 (0.03)		18.98				18.98
Pan g magnitude			20.46 (0.006)
Pan r magnitude			19.64 (0.02)
Pan i magnitude			19.31 (0.01)
Pan z magnitude			19.15 (0.02)
Pan y magnitude			19.15 (0.02)
E(B-V)					0.002

Spectra