All names: SDSS J080230.00+072857.9, SDSS J080230.00+072858.2, [SLH2007] J080230.00+072858.2, WD 0759+076, Gaia EDR3 3145787742995944192, Gaia DR2 3145787742998243584
Parameter | Unit | Gaia EDR3 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|---|---|
Right ascension | 08 02 30.01 (0.4) | 08 02 30.00 | 08 02 30.00 (0.4) | 08 02 30.01 (53) | 08 02 29.38 | 08 02 30.00 | |||
Declination | 07 28 59.52 (0.3) | 07 28 58.17 | 07 28 58.28 (0.3) | 07 28 57.98 (51) | 07 28 52.68 | 07 28 58.19 | |||
Spectral type | DA+dM | DA+dM | DA d | DAHM | |||||
Effective temperature | [K] | 3735.0 | 21923.0 (439) | ||||||
log(g) | [cgs] | 8.14 | 7.29 (0.07) | ||||||
Mass | [M☉] | 0.665 | |||||||
log(Luminosity) | [L☉] | ||||||||
Cooling age | [Gyr] | 10.5700 | |||||||
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] | 0.69 (0.4) | 2.12 (0.5) | ||||||
Distance | [pc] | 1450.16 (856) | 471.50 (104) | ||||||
Composition | H | ||||||||
Proper motion (right ascension) | [mas/yr] | -4.18984158 (0.4) | -3.224613191 (1) | ||||||
Proper motion (declination) | [mas/yr] | 2.63567207 (0.3) | 9.952188252 (0.6) | ||||||
Variability | |||||||||
Magnetic | |||||||||
Bd | [MG] | ||||||||
Infrared excess (disk) | |||||||||
Binarity | |||||||||
B magnitude | |||||||||
V magnitude | |||||||||
R magnitude | |||||||||
I magnitude | |||||||||
J magnitude | |||||||||
H magnitude | |||||||||
K magnitude | |||||||||
u magnitude | 19.73 (0.03) | 19.86 (0.04) | 19.78 | 19.80 (0.05) | |||||
g magnitude | 19.71 (0.01) | 19.84 (0.01) | 19.77 | 19.78 (0.05) | |||||
r magnitude | 20.45 (0.03) | 20.41 (0.03) | 20.41 | 20.42 (0.1) | |||||
i magnitude | 24.35 (0.5) | 20.37 (0.04) | 20.36 | 20.37 (0.3) | |||||
z magnitude | 22.83 (0.5) | 21.26 (0.2) | 21.27 | 21.27 (0.3) | |||||
G magnitude | 19.73 (0.07) | 19.76 | |||||||
BP magnitude | 19.47 (0.07) | 19.20 | |||||||
RP magnitude | 18.52 (0.03) | 18.56 | |||||||
Pan g magnitude | |||||||||
Pan r magnitude | |||||||||
Pan i magnitude | |||||||||
Pan z magnitude | |||||||||
Pan y magnitude | |||||||||
E(B-V) | 0.025 |
* 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.