All names: Gaia EDR3 3876391740521240832, Gaia DR3 3876391740521240832, SDSS J102438.05+101410.4, J1024+1014, SDSS J102438.05+101410.5, Gaia DR2 3876391740521240832
| Parameter | Unit | Gaia EDR3 | SDSS DR14 | Blouin 2020 | Coutu et al. 2019 | Gaia DR2 | Hollands et al. 2017 | Stilism | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 24 38.01 (0.8) | 10 24 38.05 | 10 24 38.05 | 10 24 38.01 (0.9) | 10 24 38.07 (0.8) | ||||
| Declination | 10 14 10.51 (0.9) | 10 14 10.49 | 10 14 10.49 | 10 14 10.51 (1) | 10 14 10.60 (0.9) | ||||
| Spectral type | DZ | DZ | DZ | DZ | |||||
| Effective temperature | [K] | 6105.0 (149) | 6226.0 (129) | 6310.0 (280) | |||||
| log(g) | [cgs] | 8.00 | 8.00 | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | 0.0000 | 2.7000 | ||||||
| log(H/He) | <-3.1344 | ||||||||
| log(C/He) | |||||||||
| log(Ca/He) | -7.7 (0.3) | -7.7202 (0.1) | -7.5 | ||||||
| log(Ca/H) | |||||||||
| log(N/He) | |||||||||
| log(O/He) | |||||||||
| log(Na/He) | -8.63 | ||||||||
| log(Mg/He) | -6.1 (0.3) | -6.54 | |||||||
| log(Al/He) | |||||||||
| log(Si/He) | |||||||||
| log(P/He) | |||||||||
| log(S/He) | |||||||||
| log(Cl/He) | |||||||||
| log(Sc/He) | |||||||||
| log(Ti/He) | -8.52 | ||||||||
| log(V/He) | |||||||||
| log(Cr/He) | -8.4 | ||||||||
| log(Mn/He) | |||||||||
| log(Fe/He) | -6.6 (0.3) | -6.64 | |||||||
| log(Co/He) | |||||||||
| log(Ni/He) | |||||||||
| log(Cu/He) | |||||||||
| log(Zn/He) | |||||||||
| log(Ga/He) | |||||||||
| log(Ge/He) | |||||||||
| log(Sr/He) | |||||||||
| Parallax | [mas] | 5.51 (1) | 2.55 (2) | 5.50 (1) | |||||
| Distance | [pc] | 181.65 (40) | 195.05 (9) | 391.47 (233) | 194.00 (26) | 181.65 (40) | |||
| Composition | He | He | He | ||||||
| Proper motion (right ascension) | [mas/yr] | -52.06337108 (1) | -55.488 (2) | -52.063 (1) | |||||
| Proper motion (declination) | [mas/yr] | -5.528387175 (1) | -2.422 (2) | -5.528 (1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 23.13 (0.4) | 23.06 (0.4) | 23.06 (0.4) | 23.07 (0.5) | |||||
| g magnitude | 20.59 (0.03) | 20.59 (0.03) | 20.59 (0.03) | 20.57 (0.03) | |||||
| r magnitude | 20.02 (0.02) | 20.03 (0.03) | 20.03 (0.03) | 20.02 (0.02) | |||||
| i magnitude | 20.13 (0.04) | 20.13 (0.05) | 20.13 (0.05) | 20.11 (0.03) | |||||
| z magnitude | 20.21 (0.1) | 20.19 (0.1) | 20.19 (0.1) | 20.19 (0.1) | |||||
| G magnitude | 20.17 (0.1) | 20.25 | 20.17 (0.008) | ||||||
| BP magnitude | 20.42 (0.1) | 20.78 | |||||||
| RP magnitude | 19.89 (0.1) | 19.71 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.014 | ||||||||
* 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.