All names: UCAC4 638-048342, 2MASS J12551466+3732301, UBV 11661, FB 114, FBS 1252+378, FBS B 96, Gaia DR2 1517595224818622976, SDSS J125514.67+373229.5, HZ 34, TIC 17666841, 1SWASP J125514.83+373229.3, CBS 361, EGGR 93, GEN# +6.20020093, Gaia EDR3 1517595224818622976, Gaia DR2 1517595224816394240, Gaia DR3 1517595224818622976, PG 1252+378, uvby98 620020093, CSI+37-12530, WD 1253+378
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 55 14.67 (0.04) | 12 55 14.64 (5) | 12 55 14.68 (0.04) | 12 55 21.67 | ||||
| Declination | 37 32 29.19 (0.03) | 37 32 29.87 (1) | 37 32 29.67 (0.03) | 37 32 27.96 | ||||
| Spectral type | DA | DAO.6 | DO? | |||||
| Effective temperature | [K] | 87670.0 (3529) | ||||||
| log(g) | [cgs] | 7.02 (0.1) | ||||||
| Mass | [M☉] | 0.5 (0.03) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| 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] | 1.60 (0.06) | 1.60 (0.06) | |||||
| Distance | [pc] | 623.75 (22) | 716.00 | 623.75 (22) | ||||
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | -10.835 (0.04) | -10.835 (0.04) | |||||
| Proper motion (declination) | [mas/yr] | -29.74 (0.04) | -29.74 (0.04) | |||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 15.51 (0.03) | |||||||
| V magnitude | 15.69 (0.01) | |||||||
| R magnitude | 16.07 (0.1) | |||||||
| I magnitude | ||||||||
| J magnitude | 15.83 (0.08) | |||||||
| H magnitude | 15.52 (0.1) | |||||||
| K magnitude | 15.45 (0.1) | |||||||
| u magnitude | 14.97 (0.004) | |||||||
| g magnitude | 15.52 (0.01) | |||||||
| r magnitude | 15.85 (0.01) | |||||||
| i magnitude | 16.32 (0.004) | |||||||
| z magnitude | 16.54 (0.009) | |||||||
| G magnitude | 15.74 (0.003) | 19.22 | 15.74 (0.003) | |||||
| BP magnitude | 15.54 (0.004) | |||||||
| RP magnitude | 15.99 (0.006) | |||||||
| Pan g magnitude | 15.54 (0.002) | |||||||
| Pan r magnitude | 16.02 (0.007) | |||||||
| Pan i magnitude | 16.33 (0.008) | |||||||
| Pan z magnitude | 16.57 (0.004) | |||||||
| Pan y magnitude | 16.70 (0.01) | |||||||
| E(B-V) | 0.015 | |||||||
* 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.