All names: WDJ122422.93-001819.51, SDSS J122422.94-001819.5, TIC 94893110, PSO J186.0947-00.3054, Gaia DR2 3696633688303809664, SDSS J122422.95-001819.5, SDSS J122422.91-001819.5, J1224-0018, WIRED J122422.94-001819.5, Gaia EDR3 3696633688303809664, 2MASS J12242292-0018186, Gaia DR3 3696633688303809664
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Caron et al. 2023 | Kilic et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 12 24 22.71 (0.07) | 12 24 22.95 | 12 24 22.71 (0.09) | 12 24 22.71 | 12 24 22.93 (0.07) | 12 24 22.71 | 12 24 22.95 | ||||||||
Declination | -00 18 19.44 (0.05) | -00 18 19.52 | -00 18 19.44 (0.06) | -00 18 19.44 | -00 18 19.51 (0.05) | -00 18 19.44 | -00 18 19.53 | ||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | |||||||
Effective temperature | [K] | 6556.0 (28) | 6541.0 (34) | 6445.0 (60) | 6470.0 | 6633.0 (52) | 6334.0 (27) | ||||||||
log(g) | [cgs] | 8.10 (0.009) | 8.10 (0.01) | 8.07 (0.02) | 8.07 | 8.12 (0.01) | 7.85 (0.1) | ||||||||
Mass | [M☉] | 0.653 (0.008) | 0.649 (0.009) | 0.632 (0.01) | 0.633 | 0.663 (0.01) | 0.511 (0.05) | ||||||||
log(Luminosity) | [L☉] | ||||||||||||||
Cooling age | [Gyr] | 2.1900 | 2.1510 (0.1) | 2.1330 | |||||||||||
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] | 20.52 (0.08) | 20.56 (0.1) | 20.56 (0.1) | 20.56 (0.1) | 20.52 | 20.52 (0.08) | 20.56 (0.1) | |||||||
Distance | [pc] | 48.72 (0.2) | 48.64 (0.3) | 48.63 (0.3) | 48.63 (0.3) | 48.72 | 48.72 (0.2) | 48.63 (0.3) | |||||||
Composition | H | H | H | ||||||||||||
Proper motion (right ascension) | [mas/yr] | -210.8702952 (0.09) | -210.885877 (0.2) | -210.87 (0.09) | -210.885877 | ||||||||||
Proper motion (declination) | [mas/yr] | 4.13017338 (0.07) | 4.0725896 (0.1) | 4.13 (0.07) | 4.0725896 | ||||||||||
Variability | |||||||||||||||
Magnetic | |||||||||||||||
Bd | [MG] | ||||||||||||||
Infrared excess (disk) | |||||||||||||||
Binarity | |||||||||||||||
B magnitude | |||||||||||||||
V magnitude | |||||||||||||||
R magnitude | |||||||||||||||
I magnitude | |||||||||||||||
J magnitude | 16.46 (0.02) | 16.57 (0.1) | 16.46 (0.01) | ||||||||||||
H magnitude | 16.25 (0.03) | 16.35 (0.2) | 16.25 (0.03) | ||||||||||||
K magnitude | 16.23 (0.04) | 15.51 (0.2) | 16.23 (0.04) | ||||||||||||
u magnitude | 18.16 (0.01) | 18.16 (0.01) | 18.16 (0.01) | 18.21 (0.02) | 18.18 (0.03) | ||||||||||
g magnitude | 17.51 (0.005) | 17.51 (0.008) | 17.55 (0.005) | 17.53 (0.02) | |||||||||||
r magnitude | 17.26 (0.005) | 17.27 (0.004) | 17.26 (0.005) | 17.24 (0.02) | |||||||||||
i magnitude | 17.17 (0.005) | 17.19 (0.006) | 17.17 (0.006) | 17.16 (0.01) | |||||||||||
z magnitude | 17.19 (0.01) | 17.21 (0.007) | 17.25 (0.02) | 17.20 (0.03) | |||||||||||
G magnitude | 17.25 (0.008) | 17.26 | 17.25 | 17.25 (0.003) | 17.26 | ||||||||||
BP magnitude | 17.48 (0.008) | 17.48 | 17.48 | ||||||||||||
RP magnitude | 16.86 (0.006) | 16.85 | 16.85 | ||||||||||||
Pan g magnitude | 17.51 (0.007) | 17.51 (0.008) | 17.51 (0.008) | ||||||||||||
Pan r magnitude | 17.27 (0.004) | 17.27 (0.004) | 17.27 (0.004) | ||||||||||||
Pan i magnitude | 17.19 (0.006) | 17.19 (0.006) | 17.19 (0.006) | ||||||||||||
Pan z magnitude | 17.21 (0.006) | 17.21 (0.007) | 17.21 (0.007) | ||||||||||||
Pan y magnitude | 17.23 (0.008) | 17.23 (0.007) | 17.23 (0.007) | ||||||||||||
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.