All names: Gaia DR3 62311183668001664, Gaia DR2 62311183668001664, LP 355-39, 03127+2218, GALEX J031242.9+221827, PSO J048.1793+22.3071, J0312+2218, 2MASS J03124283+2218288, LSPM J0312+2218, PM J03127+2218, Gaia EDR3 62311183668001664, WDJ031242.85+221828.36, WD 0309+221, NLTT 10206, TIC 113880395, USNO-B1.0 1123-00044360
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 12 43.08 (0.07) | 03 12 43.07 (0.09) | 03 12 43.08 | 03 12 42.85 (0.07) | 03 12 43.07 | 03 12 42.96 | |||||||
| Declination | 22 18 25.29 (0.07) | 22 18 25.38 (0.08) | 22 18 25.29 | 22 18 28.37 (0.07) | 22 18 25.38 | 22 18 24.84 | |||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 6303.0 (26) | 6230.0 (50) | 6232.0 | 6670.0 (114) | 6332.0 (50) | |||||||
| log(g) | [cgs] | 7.26 (0.01) | 7.24 (0.03) | 7.23 | 7.70 (0.2) | 7.28 (0.02) | |||||||
| Mass | [M☉] | 0.258 (0.005) | 0.252 (0.007) | 0.249 | 0.43 (0.08) | 0.264 (0.008) | |||||||
| log(Luminosity) | [L☉] | -3.38 | |||||||||||
| Cooling age | [Gyr] | 0.8800 | 0.9430 (0.02) | 0.9374 | |||||||||
| 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] | 15.85 (0.08) | 15.74 (0.1) | 15.74 (0.1) | 15.74 (0.1) | 15.85 | 15.85 (0.08) | 15.74 (0.1) | |||||
| Distance | [pc] | 63.09 (0.3) | 63.53 (0.4) | 63.53 (0.4) | 63.53 (0.4) | 55.10 (2) | 63.09 | 63.09 (0.3) | 63.53 (0.4) | ||||
| Composition | H | H | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 202.4964763 (0.1) | 202.5812617 (0.2) | 202.496 (0.1) | 202.5812617 | ||||||||
| Proper motion (declination) | [mas/yr] | -192.5454707 (0.09) | -192.4054384 (0.2) | -192.545 (0.09) | -192.4054384 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 17.80 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 16.40 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.07 (0.01) | 16.13 (0.07) | 16.13 | 16.13 (0.07) | |||||||||
| H magnitude | 15.86 (0.1) | 15.86 (0.1) | 15.85 | 15.86 (0.1) | |||||||||
| K magnitude | 15.88 (0.2) | 15.88 (0.2) | 15.88 | 15.88 (0.2) | |||||||||
| u magnitude | |||||||||||||
| g magnitude | 17.19 (0.005) | ||||||||||||
| r magnitude | 16.92 (0.004) | ||||||||||||
| i magnitude | 16.83 (0.003) | ||||||||||||
| z magnitude | 16.82 (0.004) | ||||||||||||
| G magnitude | 16.91 (0.005) | 16.92 | 16.91 | 16.91 (0.003) | 16.92 | ||||||||
| BP magnitude | 17.18 (0.005) | 17.18 | 17.18 | ||||||||||
| RP magnitude | 16.48 (0.008) | 16.50 | 16.50 | ||||||||||
| Pan g magnitude | 17.19 (0.005) | 17.19 (0.005) | 17.19 (0.005) | ||||||||||
| Pan r magnitude | 16.92 (0.003) | 16.92 (0.004) | 16.92 (0.004) | ||||||||||
| Pan i magnitude | 16.83 (0.003) | 16.83 (0.003) | 16.83 (0.003) | ||||||||||
| Pan z magnitude | 16.82 (0.004) | 16.82 (0.004) | 16.82 (0.004) | ||||||||||
| Pan y magnitude | 16.83 (0.006) | 16.83 (0.005) | 16.83 (0.005) | ||||||||||
| E(B-V) | 0.002 | ||||||||||||
* 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.