All names: GSC 04706-01087, EUVE J0254-05.3, WD 0252-055, SBC9 3659, RE J0254-051, Gaia DR3 5184265327181629056, Gaia DR2 5184265327181629056, RE J025439-051911, NSV 15607, HIC 13558, 2EUVE J0254-05.3, HD 18131, BD-05 541, AP J02543883-0519509, YZ 95 654, TIC 439871393, 2RE J0254-051, YZ 0 3837, GC 3493, N30 597, V* IP Eri, IRAS 02521-0532, SAO 130180, SKY# 4369, Gaia EDR3 5184265327181629056, 2RE J025438-051921, TYC 4706-835-1, RBS 370, HIP 13558, GSC 04706-00835, 2MASS J02543883-0519509, PPM 185172, 1RXS J025439.4-051948
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 02 54 38.86 (0.2) | 02 54 38.86 (0.05) | 02 54 38.83 (0.2) | 02 54 38.40 | ||
| Declination | -05 19 51.30 (0.2) | -05 19 51.29 (0.07) | -05 19 50.95 (0.2) | -05 19 45.12 | ||
| Spectral type | K0IV+DA | DA | ||||
| 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] | 8.79 (0.3) | 10.09 (0.08) | 8.79 (0.3) | 9.00 (1) | |
| Distance | [pc] | 113.81 (3) | 99.13 (0.8) | 113.81 (3) | 111.11 (12) | |
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 30.76462519 (0.3) | 34.059 (0.1) | 30.765 (0.3) | ||
| Proper motion (declination) | [mas/yr] | -22.22077648 (0.2) | -23.241 (0.2) | -22.221 (0.2) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | yes | |||||
| B magnitude | 8.32 (0.02) | |||||
| V magnitude | 7.31 (0.01) | 13.95 | ||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 5.71 (0.02) | |||||
| H magnitude | 5.26 (0.05) | |||||
| K magnitude | 5.09 (0.02) | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 7.10 (0.004) | 7.09 | 7.10 (0.003) | |||
| BP magnitude | 7.59 (0.004) | 7.61 | ||||
| RP magnitude | 6.45 (0.003) | 6.47 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.003 | |||||
* 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.