All names: 2QZ J143043.8-022013, Gaia DR2 3649373478790019712, SDSS J143043.85-022013.4, WD 1428-021, Gaia DR3 3649373478790019712, GALEX J143043.8-022014, SDSS J143043.84-022013.4, Gaia EDR3 3649373478790019712
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 14 30 43.81 (0.3) | 14 30 43.85 | 14 30 43.81 (0.3) | 14 30 43.85 (0.3) | 14 30 43.85 | 14 30 43.34 | 14 30 43.85 | ||||||
Declination | -02 20 13.62 (0.2) | -02 20 13.44 | -02 20 13.61 (0.2) | -02 20 13.42 (0.2) | -02 20 13.45 | -02 20 10.68 | -02 20 13.43 | ||||||
Spectral type | DA | DA | DA | DA_auto | DA | DA | DA | ||||||
Effective temperature | [K] | 10411.0 | 13520.0 (1010) | 13180.0 (300) | 13183.0 (314) | ||||||||
log(g) | [cgs] | 7.84 | 7.87 (0.1) | 7.81 (0.08) | 7.79 (0.08) | ||||||||
Mass | [M☉] | 0.513 | 0.54 (0.06) | 0.504 (0.04) | |||||||||
log(Luminosity) | [L☉] | ||||||||||||
Cooling age | [Gyr] | 0.4469 | 0.2818 | ||||||||||
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] | 3.53 (0.3) | 3.55 (0.3) | 3.53 (0.3) | |||||||||
Distance | [pc] | 283.18 (20) | 281.39 (24) | 283.18 (20) | |||||||||
Composition | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -38.15585019 (0.4) | -37.65822528 (0.8) | -38.156 (0.4) | -32.4 | ||||||||
Proper motion (declination) | [mas/yr] | -12.40203288 (0.2) | -12.2811581 (0.5) | -12.402 (0.2) | -13.3 | ||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | 19.03 | ||||||||||||
V magnitude | |||||||||||||
R magnitude | |||||||||||||
I magnitude | |||||||||||||
J magnitude | |||||||||||||
H magnitude | |||||||||||||
K magnitude | |||||||||||||
u magnitude | 19.41 (0.03) | 19.41 (0.03) | 19.42 (0.03) | 19.41 | 19.42 (0.03) | ||||||||
g magnitude | 18.99 (0.01) | 18.99 (0.01) | 19.00 (0.02) | 18.99 | 18.99 (0.02) | ||||||||
r magnitude | 19.18 (0.01) | 19.18 (0.01) | 19.18 (0.02) | 19.17 | 19.18 (0.02) | ||||||||
i magnitude | 19.40 (0.02) | 19.40 (0.02) | 19.41 (0.02) | 19.40 | 19.40 (0.02) | ||||||||
z magnitude | 19.50 (0.06) | 19.50 (0.06) | 19.49 (0.06) | 19.48 | 19.51 (0.06) | ||||||||
G magnitude | 19.08 (0.04) | 19.11 | 19.08 (0.004) | ||||||||||
BP magnitude | 19.12 (0.04) | 19.07 | |||||||||||
RP magnitude | 19.10 (0.06) | 19.05 | |||||||||||
Pan g magnitude | 18.99 (0.01) | ||||||||||||
Pan r magnitude | 19.19 (0.01) | ||||||||||||
Pan i magnitude | 19.41 (0.007) | ||||||||||||
Pan z magnitude | 19.45 (0.008) | ||||||||||||
Pan y magnitude | 19.36 (0.05) | ||||||||||||
E(B-V) | 0.041 |
* 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.