All names: GALEX J231602.9-324640, TIC 218971976, BPS CS 22888-0045, Gaia DR2 6555925496084361344, Gaia EDR3 6555925496084361344, MCT 2313-3303, Gaia DR3 6555925496084361344, UCAC4 287-215390, BPS CS 22888-45, 2MASS J23160292-3246415, WISE J231602.93-324641.6, CRTS J231602.8-324642, WD 2313-330, USNO-B1.0 0572-01244761
| Parameter | Unit | Gaia EDR3 | Bergeron et al. 2021 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 16 02.94 (0.03) | 23 16 02.94 (0.06) | 23 16 02.92 (0.04) | 23 16 02.26 | ||||
| Declination | -32 46 41.69 (0.04) | -32 46 41.69 (0.05) | -32 46 41.65 (0.04) | -32 46 42.96 | ||||
| Spectral type | DA+dM | DA | DA1.3 | DA | ||||
| Effective temperature | [K] | 41561.0 (971) | 39260.0 (713) | |||||
| log(g) | [cgs] | 7.41 (0.1) | 7.10 (0.07) | |||||
| Mass | [M☉] | 0.436 (0.03) | 0.38 (0.01) | |||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | 0.0006 | ||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| log(Li/H) | ||||||||
| log(Be/H) | ||||||||
| log(B/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(Cl/H) | ||||||||
| log(K/H) | ||||||||
| log(Sc/H) | ||||||||
| log(Ti/H) | ||||||||
| log(V/H) | ||||||||
| log(Cr/H) | ||||||||
| log(Mn/H) | ||||||||
| log(Fe/H) | ||||||||
| log(Co/H) | ||||||||
| log(Ni/H) | ||||||||
| log(Cu/H) | ||||||||
| log(Sr/H) | ||||||||
| Parallax | [mas] | 2.16 (0.04) | 2.26 (0.07) | 2.16 (0.04) | ||||
| Distance | [pc] | 463.17 (9) | 463.00 | 443.04 (13) | 376.00 | 463.18 (9) | ||
| Composition | H | H | ||||||
| Proper motion (right ascension) | [mas/yr] | 14.98275098 (0.04) | 15.04186175 (0.1) | 14.983 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | -2.690799162 (0.04) | -2.707980475 (0.1) | -2.691 (0.04) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 15.75 (0.04) | |||||||
| V magnitude | 15.89 (0.09) | |||||||
| R magnitude | 16.15 (0.2) | |||||||
| I magnitude | ||||||||
| J magnitude | 15.77 (0.06) | |||||||
| H magnitude | 15.37 (0.09) | |||||||
| K magnitude | 15.07 (0.1) | |||||||
| u magnitude | ||||||||
| g magnitude | 15.72 (0.01) | |||||||
| r magnitude | 15.99 (0.01) | |||||||
| i magnitude | 16.19 (0.2) | |||||||
| z magnitude | ||||||||
| G magnitude | 15.89 (0.01) | 15.93 | 15.89 (0.006) | |||||
| BP magnitude | 15.80 (0.01) | 15.75 | ||||||
| RP magnitude | 15.98 (0.03) | 16.00 | ||||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.009 | |||||||
* 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.