SDSS J120508.16+640229.8

All names: Gaia EDR3 1584595752562122752, Gaia DR2 1584595752562122752, SDSS J120508.16+640229.8, SDSS J120508.16+640229.85, Gaia DR3 1584595752562122752

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 12 05 08.17 (0.6) 12 05 08.16 12 05 08.17 (1) 12 05 08.17 (0.6)
Declination 64 02 29.27 (0.7) 64 02 29.59 64 02 29.28 (0.9) 64 02 29.53 (0.7)
Spectral type DA: DA: DA DA
Effective temperature [K] 7371.0 8199.0 (368)
log(g) [cgs] 8.67 8.00 (1)
Mass [M] 1.024
log(Luminosity) [L]
Cooling age [Gyr] 3.8430
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 4.94 (0.8) 5.43 (1) 4.94 (0.8)
Distance [pc] 202.46 (33) 184.23 (36) 202.46 (33)
Composition H
Proper motion (right ascension) [mas/yr] -0.122903349 (1) -0.308723075 (2) -0.123 (1)
Proper motion (declination) [mas/yr] -15.8226993 (1) -14.28782202 (2) -15.823 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.32 (0.1) 21.32 (0.1) 21.32 (0.1)
g magnitude 20.78 (0.03) 20.80 (0.03) 20.80 (0.03)
r magnitude 20.79 (0.04) 20.79 (0.04) 20.79 (0.04)
i magnitude 20.74 (0.06) 20.72 (0.06) 20.72 (0.06)
z magnitude 20.57 (0.2) 20.55 (0.2) 20.55 (0.2)
G magnitude 20.70 (0.1) 20.75 20.70 (0.008)
BP magnitude 20.93 (0.1) 20.53
RP magnitude 20.42 (0.1) 20.01
Pan g magnitude 20.79 (0.03)
Pan r magnitude 20.67 (0.03)
Pan i magnitude 20.71 (0.03)
Pan z magnitude 20.71 (0.05)
Pan y magnitude 20.23 (0.2)
E(B-V) 0.015

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.