Gaia DR2 4483974792231866624

All names: TIC 25817017, 2MASS J18262449+1120498, LSPM J1826+1120S, J1826+1120, Gaia EDR3 4483974792231866624, WDJ182624.44+112049.58, Gaia DR2 4483974792231866624, Gaia DR3 4483974792231866624

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 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 18 26 24.42 (0.06) 18 26 24.42 (0.08) 18 26 24.42 18 26 24.42 18 26 24.44 (0.06) 18 26 24.42
Declination 11 20 45.09 (0.06) 11 20 45.23 (0.08) 11 20 45.23 11 20 45.09 11 20 49.58 (0.06) 11 20 45.23
Spectral type DA DA DA DA DA: DA
Effective temperature [K] 4885.0 (47) 4913.0 (6) 4858.2 (50) 4860.0 (50) 4720.0 4382.0 5076.0 (29)
log(g) [cgs] 7.86 (0.04) 7.85 (0.006) 7.85 (0.04) 7.85 (0.04) 7.66 7.40 8.00 (0.01)
Mass [M] 0.498 (0.02) 0.493 (0.004) 0.395 0.278 0.579 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 4.5100 3.4080 2.8330
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] 37.06 (0.07) 37.06 (0.07) 36.94 (0.09) 36.94 (0.09) 36.94 (0.09) 37.06 37.06 (0.07) 36.94 (0.09)
Distance [pc] 26.99 (0.05) 26.98 (0.05) 27.07 (0.07) 27.07 (0.07) 27.07 (0.07) 26.99 26.99 (0.05) 27.07 (0.07)
Composition H H
Proper motion (right ascension) [mas/yr] -16.00152284 (0.06) -15.93010639 (0.2) -16.002 (0.06) -15.93010639
Proper motion (declination) [mas/yr] -280.609898 (0.07) -280.562362 (0.2) -280.61 (0.07) -280.562362
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 14.83 (0.2) 14.83 (0.2)
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.96 (0.006) 16.97 16.97 16.96 16.96 (0.003) 16.97
BP magnitude 17.44 (0.006) 17.46 17.46
RP magnitude 16.29 (0.009) 16.31 16.31
Pan g magnitude 17.53 (0.0002) 17.53 (0.0002)
Pan r magnitude 16.90 (0.002) 16.90 (0.002)
Pan i magnitude 16.60 (0.003) 16.60 (0.003)
Pan z magnitude 16.54 (0.007) 16.54 (0.007)
Pan y magnitude 16.19 (0.006) 16.19 (0.006)
E(B-V) 0.001

* 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.