All names: NLTT 29898, Gaia DR2 1575357587146077056, LSPM J1211+5724, WD 1208+576, PLX 2809.01, USNO-B1.0 1474-00268213, Gaia EDR3 1575357587146077056, Gaia DR3 1575357587146077056, LHS 2522, WISEA J121129.81+572413.3, G197-47, PM J12114+5724, 12114+5724, PSO J182.8751+57.4032, G 197-47, CNS5 2998, GJ 3710, USNO 616, WD 1208+57, WDJ121129.27+572417.24, TIC 224288915, J1211+5724, 2MASS J12112923+5724175
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Sion et al. 2014 | Giammichele et al. 2012 | Gianninas et al. 2011 | Farihi et al. 2008 | Zuckerman et al. 2003 | Bergeron et al. 2001 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 12 11 30.09 (0.02) | 12 11 30.07 (0.03) | 12 11 30.07 (0.03) | 12 11 29.28 | 12 11 30.09 | 12 11 29.27 (0.02) | 12 11 30.07 | 12 11 27.07 | ||||||||||||||
Declination | 57 24 11.34 (0.02) | 57 24 11.52 (0.02) | 57 24 11.52 (0.02) | 57 24 14.40 | 57 24 11.34 | 57 24 17.24 (0.02) | 57 24 11.52 | 57 24 25.20 | ||||||||||||||
Spectral type | DAZ | DAZ | DAZ | DA | DAZ | DAZ | DA | DAZ8.6 | DAZ | DA | DAZ | DAZ | DA | DA | DA8.6 | DA9 | ||||||
Effective temperature | [K] | 5829.0 (29) | 5887.0 (11) | 5797.7 (15) | 5910.0 (40) | 5905.0 | 5870.0 (111) | 5870.0 (106) | 6200.0 | 5870.0 (111) | 5890.0 (135) | 5880.0 | 5830.0 | 5880.0 (120) | 6003.0 (15) | |||||||
log(g) | [cgs] | 7.98 (0.02) | 8.02 (0.003) | 7.97 (0.009) | 8.03 (0.02) | 8.03 | 7.96 (0.1) | 7.79 (0) | 7.96 (0.1) | 7.65 (0.2) | 7.91 | 7.95 (0.1) | 8.06 (0.005) | |||||||||
Mass | [M☉] | 0.576 (0.01) | 0.6 (0.003) | 0.606 (0.01) | 0.602 | 0.57 (0.08) | 0.47 (0.1) | 0.56 (0.09) | 0.42 (0.07) | 0.56 (0.09) | 0.624 (0.004) | |||||||||||
log(Luminosity) | [L☉] | -3.65 | -3.74 | -3.73 (0.08) | ||||||||||||||||||
Cooling age | [Gyr] | 2.5400 | 2.4930 (0.1) | 2.4670 | 2.3800 | 2.2200 | 2.1800 (0.6) | |||||||||||||||
log(H/He) | ||||||||||||||||||||||
log(C/He) | ||||||||||||||||||||||
log(Ca/He) | ||||||||||||||||||||||
log(Ca/H) | -10.96 | -10.958 | ||||||||||||||||||||
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] | 50.08 (0.03) | 50.08 (0.03) | 50.10 (0.03) | 50.10 (0.03) | 50.10 (0.03) | 50.10 (0.03) | 48.90 (5) | 48.90 (5) | 48.90 (5) | 48.90 (5) | 50.08 | 50.08 (0.03) | 50.10 (0.03) | 49.40 (5) | |||||||
Distance | [pc] | 19.97 (0.01) | 19.97 (0.01) | 19.96 (0.01) | 19.96 (0.01) | 19.96 (0.01) | 19.96 (0.01) | 20.45 (2) | 20.40 (2) | 20.44 | 20.40 (2) | 25.00 | 20.45 (2) | 19.97 | 19.97 (0.01) | 19.96 (0.01) | 20.24 (2) | |||||
Composition | H | H | H | H | H | H | H | H | H | H | ||||||||||||
Proper motion (right ascension) | [mas/yr] | 413.8312371 (0.03) | 413.7747258 (0.05) | 413.831 (0.03) | 413.7747258 | |||||||||||||||||
Proper motion (declination) | [mas/yr] | -369.011316 (0.03) | -369.0721486 (0.04) | -369.011 (0.03) | -369.0721486 | |||||||||||||||||
Variability | ||||||||||||||||||||||
Magnetic | ||||||||||||||||||||||
Bd | [MG] | |||||||||||||||||||||
Infrared excess (disk) | ||||||||||||||||||||||
Binarity | ||||||||||||||||||||||
B magnitude | 16.35 | 16.35 | 16.34 | |||||||||||||||||||
V magnitude | 15.79 | 15.78 | 15.78 | 15.78 | ||||||||||||||||||
R magnitude | 15.41 | 15.41 | 15.30 | |||||||||||||||||||
I magnitude | 15.04 | 15.04 | ||||||||||||||||||||
J magnitude | 14.66 (0.005) | 14.68 (0.03) | 14.64 | 14.68 | 14.64 | 14.68 (0.03) | ||||||||||||||||
H magnitude | 14.36 (0.05) | 14.36 (0.05) | 14.39 | 14.36 | 14.39 | 14.36 (0.05) | ||||||||||||||||
K magnitude | 14.46 (0.1) | 14.46 (0.1) | 14.32 | 14.31 | 14.32 | 14.46 (0.1) | ||||||||||||||||
u magnitude | 16.97 (0.008) | 16.95 (0.007) | 16.91 | |||||||||||||||||||
g magnitude | 15.97 (0.008) | 16.01 (0.003) | 16.02 | |||||||||||||||||||
r magnitude | 15.60 (0.003) | 15.61 (0.003) | 15.60 | |||||||||||||||||||
i magnitude | 15.48 (0.003) | 15.47 (0.003) | 15.48 | |||||||||||||||||||
z magnitude | 15.48 (0.003) | 15.44 (0.005) | 15.45 | |||||||||||||||||||
G magnitude | 15.62 (0.002) | 15.64 | 15.64 | 15.62 | 15.62 (0.003) | 15.64 | ||||||||||||||||
BP magnitude | 15.94 (0.002) | 15.95 | 15.95 | |||||||||||||||||||
RP magnitude | 15.13 (0.001) | 15.14 | 15.14 | |||||||||||||||||||
Pan g magnitude | 16.00 (0.02) | 15.97 (0.008) | 15.97 (0.008) | |||||||||||||||||||
Pan r magnitude | 15.63 (0.004) | 15.60 (0.002) | 15.60 (0.002) | |||||||||||||||||||
Pan i magnitude | 15.48 (0.002) | 15.48 (0.002) | 15.48 (0.002) | |||||||||||||||||||
Pan z magnitude | 15.46 (0.005) | 15.48 (0.003) | 15.48 (0.003) | |||||||||||||||||||
Pan y magnitude | 15.45 (0.002) | 15.46 (0.005) | 15.46 (0.005) | |||||||||||||||||||
E(B-V) | 0.001 |
* Constant surface field
Spectra without link are available upon request
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.