All names: Gaia DR2 1267487150183614976, LSPM J1445+2527, Gaia EDR3 1267487150183614976, TIC 219827920, PM J14456+2527, HIDDEN NAME WD 1443+256, 2MASS J14453945+2527159, SDSS J144539.44+252715.2, GALEX J144539.3+252716, Gaia DR3 1267487150183614976, USNO-B1.0 1154-00218882, 14456+2527
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Limoges et al. 2015 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 14 45 39.41 (0.03) | 14 45 39.41 (0.04) | 14 45 39.45 (0.03) | |||
| Declination | 25 27 13.43 (0.03) | 25 27 13.51 (0.05) | 25 27 15.91 (0.03) | |||
| Spectral type | DA | G | ||||
| Effective temperature | [K] | 5190.0 (52) | ||||
| log(g) | [cgs] | 8.00 (0.2) | ||||
| Mass | [M☉] | 0.58 (0.1) | ||||
| log(Luminosity) | [L☉] | -3.98 | ||||
| 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] | 1.43 (0.04) | 1.44 (0.05) | 1.43 (0.04) | ||
| Distance | [pc] | 699.01 (19) | 692.16 (26) | 17.50 (2) | 699.01 (19) | |
| Composition | H | |||||
| Proper motion (right ascension) | [mas/yr] | -38.07870807 (0.04) | -37.81645245 (0.1) | -33.0 | -38.079 (0.04) | |
| Proper motion (declination) | [mas/yr] | -155.1958215 (0.04) | -155.2629358 (0.1) | -152.0 | -155.196 (0.04) | |
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 16.80 | |||||
| V magnitude | ||||||
| R magnitude | 15.50 | |||||
| I magnitude | ||||||
| J magnitude | 14.68 | 14.68 (0.04) | ||||
| H magnitude | 14.13 | 14.13 (0.04) | ||||
| K magnitude | 14.21 | 14.21 (0.08) | ||||
| u magnitude | 17.97 | 17.98 (0.01) | ||||
| g magnitude | 16.66 | 16.65 (0.004) | ||||
| r magnitude | 16.00 | 16.01 (0.004) | ||||
| i magnitude | 15.73 | 15.72 (0.004) | ||||
| z magnitude | 15.56 | 15.56 (0.006) | ||||
| G magnitude | 16.00 (0.003) | 16.01 | 16.00 (0.003) | |||
| BP magnitude | 16.46 (0.003) | 16.48 | ||||
| RP magnitude | 15.38 (0.003) | 15.38 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.028 | |||||
* 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.