All names: Gaia EDR3 95297185335797120, Wolf 88, LTT 10628, TIC 456937772, GD 16, HS 0146+1847, WD 0146+187, USNO-B1.0 1090-00021071, Gaia DR2 95297185335797120, NLTT 6059, 2MASS J01485679+1902276, WDJ014856.80+190227.48, Gaia DR3 95297185335797120, LSPM J0148+1902
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Gentile Fusillo et al. 2017 | Stilism | Farihi et al. 2010 | Farihi et al. 2009 | Koester et al. 2005 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 48 57.05 (0.04) | 01 48 57.04 (0.06) | 01 48 57.05 | 01 48 56.80 (0.04) | 01 48 57.04 | 01 48 56.11 | |||||||
| Declination | 19 02 25.72 (0.03) | 19 02 25.78 (0.05) | 19 02 25.72 | 19 02 27.48 (0.03) | 19 02 25.78 | 19 02 23.64 | |||||||
| Spectral type | DAZB | DAZB | DA | DAZB | DABZ4.4 | ||||||||
| Effective temperature | [K] | 11000.0 (500) | 11500.0 | 11500.0 | 11500.0 (300) | 13539.0 (182) | |||||||
| log(g) | [cgs] | 8.00 | 8.00 | 8.41 (0.009) | |||||||||
| Mass | [M☉] | 0.583 | 0.864 (0.008) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.5100 | |||||||||||
| log(H/He) | -2.8 (0.2) | -2.89 (0.3) | |||||||||||
| log(C/He) | |||||||||||||
| log(Ca/He) | -8.65 (0.1) | -8.7 (0.2) | |||||||||||
| log(Ca/H) | |||||||||||||
| log(N/He) | |||||||||||||
| log(O/He) | <-6.00 | ||||||||||||
| log(Na/He) | |||||||||||||
| log(Mg/He) | -7.4 (0.1) | -7.22 (0.2) | |||||||||||
| log(Al/He) | <-8.20 | ||||||||||||
| log(Si/He) | <-7.20 | ||||||||||||
| log(P/He) | |||||||||||||
| log(S/He) | |||||||||||||
| log(Cl/He) | |||||||||||||
| log(Sc/He) | |||||||||||||
| log(Ti/He) | -10.4 (0.2) | ||||||||||||
| log(V/He) | |||||||||||||
| log(Cr/He) | |||||||||||||
| log(Mn/He) | |||||||||||||
| log(Fe/He) | -7.64 (0.1) | -7.7 (0.3) | |||||||||||
| log(Co/He) | |||||||||||||
| log(Ni/He) | <-8.80 | ||||||||||||
| log(Cu/He) | |||||||||||||
| log(Zn/He) | |||||||||||||
| log(Ga/He) | |||||||||||||
| log(Ge/He) | |||||||||||||
| log(Sr/He) | |||||||||||||
| Parallax | [mas] | 21.09 (0.04) | 21.09 (0.06) | 21.09 | 21.09 (0.04) | 21.09 (0.06) | |||||||
| Distance | [pc] | 47.42 (0.09) | 47.41 (0.1) | 48.00 | 47.42 | 47.42 (0.09) | 47.41 (0.1) | ||||||
| Composition | He | He | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 224.5490753 (0.04) | 224.7265929 (0.1) | 224.549 (0.04) | 224.7265929 | ||||||||
| Proper motion (declination) | [mas/yr] | -110.2944913 (0.04) | -110.0946146 (0.09) | -110.294 (0.04) | -110.0946146 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | yes | yes | |||||||||||
| Binarity | |||||||||||||
| B magnitude | 15.50 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 15.40 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 15.80 (0.08) | ||||||||||||
| H magnitude | 15.53 (0.1) | ||||||||||||
| K magnitude | 15.30 | 15.36 (0.2) | |||||||||||
| u magnitude | 15.56 (0.005) | ||||||||||||
| g magnitude | 15.50 (0.003) | ||||||||||||
| r magnitude | 15.68 (0.004) | ||||||||||||
| i magnitude | 15.83 (0.005) | ||||||||||||
| z magnitude | 16.03 (0.007) | ||||||||||||
| G magnitude | 15.54 (0.002) | 15.56 | 15.54 | 15.54 (0.003) | 15.56 | ||||||||
| BP magnitude | 15.55 (0.002) | 15.53 | 15.53 | ||||||||||
| RP magnitude | 15.53 (0.003) | 15.54 | 15.54 | ||||||||||
| Pan g magnitude | 15.51 (0.001) | ||||||||||||
| Pan r magnitude | 15.68 (0.001) | ||||||||||||
| Pan i magnitude | 15.84 (0.003) | ||||||||||||
| Pan z magnitude | 16.02 (0.003) | ||||||||||||
| Pan y magnitude | 16.17 (0.006) | ||||||||||||
| 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.