All names: Gaia EDR3 1444338956946971776, SDSS J134233.93+243639.3, GALEX J134234.1+243638, Gaia DR2 1444338952650842368, SDSS J134233.93+243639.35, Gaia DR3 1444338956946971776
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 13 42 33.88 (0.4) | 13 42 33.93 | 13 42 33.88 (0.5) | 13 42 33.96 (0.4) | ||||||
Declination | 24 36 39.45 (0.3) | 24 36 39.34 | 24 36 39.44 (0.4) | 24 36 39.33 (0.3) | ||||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 7252.0 | 7871.0 (231) | |||||||
log(g) | [cgs] | 8.25 | 8.59 (0.3) | |||||||
Mass | [M☉] | 0.753 | 0.959 (0.1) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 2.2270 | ||||||||
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] | 4.77 (0.6) | 5.02 (0.7) | 4.77 (0.6) | ||||||
Distance | [pc] | 209.69 (27) | 199.05 (26) | 209.69 (27) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -64.35949956 (0.6) | -65.16593832 (1) | -64.359 (0.6) | ||||||
Proper motion (declination) | [mas/yr] | 7.332764183 (0.4) | 6.93605457 (1) | 7.333 (0.4) | ||||||
Variability | ||||||||||
Magnetic | ||||||||||
Bd | [MG] | |||||||||
Infrared excess (disk) | ||||||||||
Binarity | ||||||||||
B magnitude | ||||||||||
V magnitude | ||||||||||
R magnitude | ||||||||||
I magnitude | ||||||||||
J magnitude | ||||||||||
H magnitude | ||||||||||
K magnitude | ||||||||||
u magnitude | 20.92 (0.09) | 20.93 (0.09) | 20.92 (0.09) | |||||||
g magnitude | 20.32 (0.02) | 20.33 (0.03) | 20.32 (0.02) | |||||||
r magnitude | 20.23 (0.02) | 20.25 (0.03) | 20.23 (0.02) | |||||||
i magnitude | 20.28 (0.03) | 20.25 (0.03) | 20.28 (0.03) | |||||||
z magnitude | 20.19 (0.1) | 20.18 (0.1) | 20.20 (0.1) | |||||||
G magnitude | 20.21 (0.06) | 20.27 | 20.21 (0.005) | |||||||
BP magnitude | 20.39 (0.06) | 20.38 | ||||||||
RP magnitude | 19.93 (0.06) | 20.12 | ||||||||
Pan g magnitude | 20.30 (0.02) | |||||||||
Pan r magnitude | 20.24 (0.02) | |||||||||
Pan i magnitude | 20.28 (0.03) | |||||||||
Pan z magnitude | 20.35 (0.04) | |||||||||
Pan y magnitude | ||||||||||
E(B-V) | 0.017 |
* 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.