All names: Gaia EDR3 95297185335797120, NLTT 6059, LSPM J0148+1902, GD 16, Wolf 88, Gaia DR3 95297185335797120, LTT 10628, WDJ014856.80+190227.48, WD 0146+187, 2MASS J01485679+1902276, USNO-B1.0 1090-00021071, HS 0146+1847, Gaia DR2 95297185335797120, TIC 456937772
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | 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] | 11500.0 | 11500.0 | 11500.0 (300) | 13539.0 (182) | |||||||
| log(g) | [cgs] | 8.00 | 8.41 (0.009) | |||||||||
| Mass | [M☉] | 0.864 (0.008) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | -2.89 (0.3) | |||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | -8.7 (0.2) | |||||||||||
| log(Ca/H) | ||||||||||||
| log(N/He) | ||||||||||||
| log(O/He) | ||||||||||||
| log(Na/He) | ||||||||||||
| log(Mg/He) | -7.22 (0.2) | |||||||||||
| log(Al/He) | ||||||||||||
| log(Si/He) | ||||||||||||
| log(P/He) | ||||||||||||
| log(S/He) | ||||||||||||
| log(Cl/He) | ||||||||||||
| log(Sc/He) | ||||||||||||
| log(Ti/He) | ||||||||||||
| log(V/He) | ||||||||||||
| log(Cr/He) | ||||||||||||
| log(Mn/He) | ||||||||||||
| log(Fe/He) | -7.7 (0.3) | |||||||||||
| log(Co/He) | ||||||||||||
| log(Ni/He) | ||||||||||||
| 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 | |||||||||||
| 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.