All names: Gaia DR2 3313714023603261568, GEN# +5.20251490, LP 415-415, WISE J042839.43+165812.0, WD 0425+16, Cl* Melotte 25 OS 545, RX J0428.6+1658, Cl* Melotte 25 VR 16, UBV 4303, Gaia DR3 3313714023603261568, USNO-B1.0 1069-00046077, EGGR 37, Cl* Melotte 25 HAN 435, CSI+16-04257, VVO 388, 1RXS J042839.3+165800, TIC 245792325, Cl* Melotte 25 REID 265, 2MASS J04283939+1658121, uvby98 520251490, KUV 684-7, Cl* Melotte 25 VA 490, Gaia EDR3 3313714023603261568, 2RE J042838+165812, UCAC4 535-008986, LAWD 19, UBV M 41436, GCRV 21717, 1RXP J042839.3+165812, GALEX J042839.4+165813, WISEA J042839.43+165811.9, KUV 04258+1652, PLX 987.02, WD 0425+168, BPS BS 17585-0107, WDJ042839.41+165812.09, 2RE J0428+165, HG 7-233
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 28 39.52 (0.03) | 04 28 39.52 (0.06) | 04 28 39.52 | 04 28 39.41 (0.03) | 04 28 39.52 | 04 28 39.41 | ||||||
| Declination | 16 58 11.66 (0.02) | 16 58 11.67 (0.03) | 16 58 11.66 | 16 58 12.09 (0.02) | 16 58 11.67 | 16 58 10.56 | ||||||
| Spectral type | DA | DA | DA | DA2.0 | DA | |||||||
| Effective temperature | [K] | 23168.0 | 25130.0 (381) | 24000.0 (25) | 25276.0 (206) | |||||||
| log(g) | [cgs] | 8.10 | 8.12 (0.05) | 8.04 (0.004) | 8.19 (0.008) | |||||||
| Mass | [M☉] | 0.687 | 0.71 (0.03) | 0.744 (0.006) | ||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.0446 | ||||||||||
| 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] | 20.71 (0.03) | 20.90 (0.06) | 20.71 | 20.71 (0.03) | 20.90 (0.06) | 24.00 (5) | |||||
| Distance | [pc] | 48.29 (0.08) | 47.86 (0.1) | 50.00 | 48.29 | 48.29 (0.08) | 47.86 (0.1) | 41.67 (9) | ||||
| Composition | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 102.4901185 (0.04) | 102.6918618 (0.1) | 102.49 (0.04) | 102.6918618 | |||||||
| Proper motion (declination) | [mas/yr] | -27.0854635 (0.03) | -26.88532263 (0.07) | -27.085 (0.03) | -26.88532263 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | 13.96 (0.04) | |||||||||||
| V magnitude | 14.01 | 14.03 (0.01) | ||||||||||
| R magnitude | 14.51 (0.1) | |||||||||||
| I magnitude | ||||||||||||
| J magnitude | 14.63 (0.03) | |||||||||||
| H magnitude | 14.65 (0.05) | |||||||||||
| K magnitude | 14.68 (0.1) | |||||||||||
| u magnitude | ||||||||||||
| g magnitude | ||||||||||||
| r magnitude | ||||||||||||
| i magnitude | ||||||||||||
| z magnitude | ||||||||||||
| G magnitude | 14.05 (0.0009) | 14.07 | 14.05 | 14.05 (0.003) | 14.07 | |||||||
| BP magnitude | 13.95 (0.0009) | 13.91 | 13.91 | |||||||||
| RP magnitude | 14.29 (0.0009) | 14.29 | 14.29 | |||||||||
| Pan g magnitude | 13.89 (0.0009) | |||||||||||
| Pan r magnitude | 14.27 (0.003) | |||||||||||
| Pan i magnitude | 14.61 (0.004) | |||||||||||
| Pan z magnitude | 14.88 (0.004) | |||||||||||
| Pan y magnitude | 15.06 (0.004) | |||||||||||
| E(B-V) | 0.001 | |||||||||||
* 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.