All names: CBS 160, ATO J183.7022+36.6471, [SS59] II 107, SDSS J121448.52+363849.2, WEB 10610, HZ 22, WD 1212+369, SBC7 457, GEN# +6.20017107, Gaia DR2 4030308460578827264, uvby98 620004022, FBS 1212+369, Balloon 113233005, GSC 02529-00746, HZ22, GALEX J121448.7+363849, 2MASS J12144853+3638493, CHSS 2211, CSI+36-12123, FBS B 523, [TFW97] J121448.52+363849.43, uvby98 620017107, PG 1212+369, [M60b]+37 33, ZTF J121448.52+363849.2, FB 89, TIC 39174351, Gaia EDR3 4030308460578827264, V* UX CVn, SBC9 714, Gaia DR3 4030308460578827264
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 12 14 48.52 (0.03) | 12 14 48.53 | 12 14 48.52 (0.05) | 12 14 48.52 (0.03) | 12 14 47.81 | ||
| Declination | 36 38 49.12 (0.03) | 36 38 51.00 | 36 38 49.13 (0.04) | 36 38 49.34 (0.03) | 36 38 43.80 | ||
| Spectral type | sdB | sdB | __1.8 | ||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 0.29 (0.04) | 0.31 (0.06) | 0.31 (0.06) | 0.29 (0.04) | ||
| Distance | [pc] | 3493.39 (482) | 3182.69 (603) | 3182.69 (603) | 3492.84 (482) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -0.536647714 (0.03) | -0.192 (0.1) | -0.192 (0.1) | -0.537 (0.03) | ||
| Proper motion (declination) | [mas/yr] | -13.61731098 (0.04) | -13.644 (0.08) | -13.644 (0.08) | -13.617 (0.04) | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | 12.90 | ||||||
| V magnitude | 13.18 (0.05) | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 13.83 (0.03) | 13.83 (0.03) | |||||
| H magnitude | 13.95 (0.03) | 13.95 (0.03) | |||||
| K magnitude | 14.01 (0.06) | 14.01 (0.06) | |||||
| u magnitude | 12.80 (0.003) | ||||||
| g magnitude | 13.16 (0.004) | 12.93 | |||||
| r magnitude | 13.31 (0.006) | 13.38 | |||||
| i magnitude | 13.89 (0.004) | ||||||
| z magnitude | 14.22 (0.005) | ||||||
| G magnitude | 13.11 (0.008) | 13.12 (0.004) | 13.12 | 13.11 (0.004) | |||
| BP magnitude | 12.96 (0.008) | 12.89 (0.01) | 12.89 | ||||
| RP magnitude | 13.38 (0.008) | 13.37 (0.01) | 13.37 | ||||
| Pan g magnitude | 12.95 | ||||||
| Pan r magnitude | 13.42 | ||||||
| Pan i magnitude | 13.77 (0.005) | ||||||
| Pan z magnitude | 13.96 (0.01) | ||||||
| Pan y magnitude | 14.17 (0.007) | ||||||
| E(B-V) | 0.018 | ||||||
* 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.