Gaia DR2 4598775557191664384

All names: Gaia DR2 4598775557191664384, 2MASS J17333719+2903380, J1733+2903, Gaia EDR3 4598775557191664384, WDJ173337.18+290338.04, SDSS J173337.18+290338.6, USNO-B1.0 1190-00266020, Gaia DR3 4598775557191664384, GALEX J173337.2+290339, LSPM J1733+2903, TIC 298497332

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 Kilic et al. 2020 McCleery et al. 2020 Tremblay et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 17 33 37.20 (0.04) 17 33 37.20 (0.05) 17 33 37.20 17 33 37.20 17 33 37.18 (0.04) 17 33 37.20
Declination 29 03 40.55 (0.05) 29 03 40.47 (0.06) 29 03 40.47 29 03 40.55 29 03 38.04 (0.05) 29 03 40.47
Spectral type DC DC DC DC DC DC DA: DC
Effective temperature [K] 6290.0 (20) 6458.0 (57) 6318.0 (19) 5969.0 (20) 6344.4 (41) 6340.0 (40) 6565.0 6315.0 6505.0 (40)
log(g) [cgs] 8.13 (0.006) 8.19 (0.03) 8.14 (0.007) 7.96 (0.007) 8.15 (0.02) 8.15 (0.02) 8.26 8.14 8.23 (0.01)
Mass [M] 0.653 (0.006) 0.691 (0.02) 0.66 (0.006) 0.545 (0.006) 0.754 0.659 0.738 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 2.8800 3.1310 2.8510
log(H/He) -3
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 25.27 (0.05) 25.27 (0.05) 25.29 (0.07) 25.29 (0.07) 25.29 (0.07) 25.27 25.27 (0.05) 25.29 (0.07)
Distance [pc] 39.57 (0.08) 39.57 (0.08) 39.54 (0.1) 39.54 (0.1) 39.54 (0.1) 39.57 39.57 (0.08) 39.54 (0.1)
Composition He He He
Proper motion (right ascension) [mas/yr] 18.75805125 (0.05) 18.68612087 (0.1) 18.758 (0.05) 18.68612087
Proper motion (declination) [mas/yr] 156.7060839 (0.05) 156.7470863 (0.1) 156.706 (0.05) 156.7470863
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.20
V magnitude
R magnitude 16.80
I magnitude
J magnitude 16.41 (0.1) 16.41 (0.1)
H magnitude 15.93 (0.2) 15.93 (0.2)
K magnitude 15.97 (0.2) 15.97 (0.2)
u magnitude 18.02 (0.01) 18.02 (0.01) 18.02 (0.01)
g magnitude 17.30 (0.005) 17.30 (0.005)
r magnitude 17.03 (0.005) 17.03 (0.005)
i magnitude 16.97 (0.006) 16.97 (0.006)
z magnitude 17.00 (0.01) 17.00 (0.01)
G magnitude 17.02 (0.005) 17.03 17.03 17.02 17.02 (0.003) 17.03
BP magnitude 17.26 (0.005) 17.27 17.27
RP magnitude 16.64 (0.003) 16.64 16.64
Pan g magnitude 17.27 (0.003) 17.27 (0.003)
Pan r magnitude 17.03 (0.003) 17.03 (0.003)
Pan i magnitude 16.97 (0.002) 16.97 (0.002)
Pan z magnitude 16.99 (0.004) 16.99 (0.005)
Pan y magnitude 17.03 (0.007) 17.03 (0.006)
E(B-V) 0.003

* 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.