All names: SDSS J100811.87+162450.4, Gaia EDR3 621979983937830656, SDSS J100811.88+162450.51, Gaia DR2 621979983937830656, 2MASS J10081188+1624504, Gaia DR3 621979983937830656, TIC 357333734, SDSS J100811.88+162450.5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | SDSS DR10 | Bedard et al. 2020 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 08 11.86 (0.07) | 10 08 11.88 | 10 08 11.88 | 10 08 11.86 (0.1) | 10 08 11.88 | 10 08 11.88 (0.07) | |||||
| Declination | 16 24 50.58 (0.08) | 16 24 50.42 | 16 24 50.42 | 16 24 50.58 (0.2) | 16 24 50.44 | 16 24 50.37 (0.08) | |||||
| Spectral type | DAO+M | DA+M | DA+M1_known | DA+M1 | |||||||
| Effective temperature | [K] | 59515.0 (2093) | 99575.0 (2848) | 85734.0 (3186) | |||||||
| log(g) | [cgs] | 7.72 (0.1) | 9.01 (0.2) | 8.23 (0.1) | |||||||
| Mass | [M☉] | 0.58 (0.04) | 1.23 (0.07) | 0.836 (0.05) | |||||||
| log(Luminosity) | [L☉] | 0.54 (0.1) | |||||||||
| Cooling age | [Gyr] | 0.0011 (0.0002) | |||||||||
| 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] | 1.55 (0.08) | 1.53 (0.1) | 1.55 (0.08) | |||||||
| Distance | [pc] | 644.02 (35) | 653.56 (52) | 644.04 (35) | |||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -11.72726207 (0.09) | -11.56063966 (0.2) | -11.727 (0.09) | |||||||
| Proper motion (declination) | [mas/yr] | 13.33797255 (0.1) | 13.32129972 (0.3) | 13.338 (0.1) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | ||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.63 (0.06) | ||||||||||
| H magnitude | 15.07 (0.09) | ||||||||||
| K magnitude | 14.76 (0.09) | ||||||||||
| u magnitude | 16.78 (0.007) | 16.78 (0.007) | 16.77 | 16.80 (0.02) | 16.78 (0.007) | ||||||
| g magnitude | 17.09 (0.005) | 17.09 (0.005) | 17.13 | 17.14 (0.02) | 17.09 (0.005) | ||||||
| r magnitude | 17.19 (0.006) | 17.19 (0.006) | 17.20 | 17.20 (0.01) | 17.19 (0.006) | ||||||
| i magnitude | 16.95 (0.006) | 16.95 (0.006) | 16.96 | 16.95 (0.02) | 16.95 (0.006) | ||||||
| z magnitude | 16.71 (0.009) | 16.71 (0.009) | 16.71 | 16.71 (0.02) | 16.71 (0.009) | ||||||
| G magnitude | 16.95 (0.009) | 16.97 | 16.95 (0.003) | ||||||||
| BP magnitude | 17.09 (0.009) | 17.05 | |||||||||
| RP magnitude | 16.57 (0.01) | 16.59 | |||||||||
| Pan g magnitude | 17.13 (0.004) | ||||||||||
| Pan r magnitude | 17.18 (0.008) | ||||||||||
| Pan i magnitude | 16.95 (0.005) | ||||||||||
| Pan z magnitude | 16.79 (0.006) | ||||||||||
| Pan y magnitude | 16.69 (0.007) | ||||||||||
| E(B-V) | 0.023 | ||||||||||
* 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.