LP 29-148

All names: WD 0123+732, USNO-B1.0 1634-00019937, Gaia EDR3 535482641132742400, ** LDS 1528B, Gaia DR2 535435744387290880, LP 29-148, NLTT 4805, LSPM J0128+7329, Gaia DR3 535482641132742400, 2MASS J01280127+7329364, TIC 422754456, WDS J01278+7327B, Gaia DR3 535435744387290880

Parameter Unit Gaia EDR3 Stilism Vincent et al. 2024 Simbad
Right ascension 01 27 49.59 (0.05) 01 27 49.59 01 28 01.32 (0.02)
Declination 73 28 47.38 (0.05) 73 28 47.38 73 29 36.35 (0.02)
Spectral type DA DAB
Effective temperature [K] 7482.0 (71)
log(g) [cgs] 8.03 (0.02)
Mass [M☉] 0.613 (0.01)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 18.67 (0.06) 18.67 18.87 (0.03)
Distance [pc] 53.57 (0.2) 53.57 52.98 (0.07)
Composition
Proper motion (right ascension) [mas/yr] -152.008 (0.07) -150.84 (0.03)
Proper motion (declination) [mas/yr] 72.608 (0.07) 74.649 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.40
V magnitude
R magnitude 15.70
I magnitude
J magnitude 11.95 (0.02)
H magnitude 11.36 (0.03)
K magnitude 11.07 (0.02)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.90 (0.003) 16.90 15.01 (0.003)
BP magnitude 17.03 (0.01)
RP magnitude 16.51 (0.02)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.002

* 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.