SDSS J232913.23+220559.2

All names: Gaia DR3 2827522347010576256, SDSS J232913.23+220559.24, GALEX J232913.2+220557, Gaia DR2 2827522347010576256, SDSS J232913.23+220559.2, SDSS J232913.22+220559.2, Gaia EDR3 2827522347010576256

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 23 29 13.24 (1) 23 29 13.23 23 29 13.24 (0.8) 23 29 13.22 (1)
Declination 22 05 59.18 (0.7) 22 05 59.23 22 05 59.18 (0.8) 22 05 59.19 (0.7)
Spectral type DA DA DA DA
Effective temperature [K] 6759.0 7225.0 (162)
log(g) [cgs] 6.96 7.88 (0.3)
Mass [M] 0.187 0.494 (0.1)
log(Luminosity) [L]
Cooling age [Gyr]
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] 1.42 (1) 2.15 (1) 1.42 (1)
Distance [pc] 704.00 (555) 464.66 (284) 703.98 (555)
Composition H
Proper motion (right ascension) [mas/yr] 11.02981057 (2) 10.72548427 (2) 11.03 (2)
Proper motion (declination) [mas/yr] -0.308717227 (1) -0.717105202 (2) -0.309 (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 21.39 (0.2) 21.41 (0.1) 21.41 (0.1)
g magnitude 20.75 (0.03) 20.80 (0.03) 20.80 (0.03)
r magnitude 20.75 (0.04) 20.89 (0.1) 20.89 (0.1)
i magnitude 20.54 (0.06) 20.65 (0.06) 20.65 (0.06)
z magnitude 20.46 (0.2) 20.48 (0.2) 20.48 (0.2)
G magnitude 20.61 (0.1) 20.70 20.61 (0.009)
BP magnitude 20.63 (0.1) 20.92
RP magnitude 20.09 (0.1) 20.37
Pan g magnitude 20.74 (0.03)
Pan r magnitude 20.63 (0.02)
Pan i magnitude 20.63 (0.02)
Pan z magnitude 20.61 (0.04)
Pan y magnitude
E(B-V) 0.055

* 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.