All names: Gaia DR3 2878778418002027648, Gaia EDR3 2878778418002027648, GALEX J235139.3+361203, J2351+3612, Gaia DR2 2878778418002027648, SDSS J235139.39+361203.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Coutu et al. 2019 | Gaia DR2 | Stilism | Koester & Kepler 2015 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 51 39.38 (0.3) | 23 51 39.39 | 23 51 39.38 (0.4) | 23 51 39.39 (0.3) | 23 51 39.39 | |||||
| Declination | 36 12 03.08 (0.2) | 36 12 03.12 | 36 12 03.09 (0.3) | 36 12 03.13 (0.2) | 36 12 03.07 | |||||
| Spectral type | DBZ | DBZ+M | DBZM: | DB+MS | ||||||
| Effective temperature | [K] | 11311.0 (803) | 13363.0 (146) | 14245.0 (250) | ||||||
| log(g) | [cgs] | 7.94 | 8.00 (0) | 8.60 (0.2) | ||||||
| Mass | [M☉] | 0.5498 | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 0.4150 | ||||||||
| log(H/He) | <-6.037 | <-5.39 | ||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | -9.3291 (0.3) | -7.82 (0.3) | ||||||||
| log(Ca/H) | ||||||||||
| log(N/He) | ||||||||||
| log(O/He) | ||||||||||
| log(Na/He) | ||||||||||
| log(Mg/He) | ||||||||||
| 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) | ||||||||||
| log(Co/He) | ||||||||||
| log(Ni/He) | ||||||||||
| log(Cu/He) | ||||||||||
| log(Zn/He) | ||||||||||
| log(Ga/He) | ||||||||||
| log(Ge/He) | ||||||||||
| log(Sr/He) | ||||||||||
| Parallax | [mas] | 3.00 (0.3) | 2.90 | 2.90 (0.6) | 3.00 (0.3) | |||||
| Distance | [pc] | 333.84 (38) | 344.65 (66) | 344.65 (66) | 418.00 | 333.85 (38) | ||||
| Composition | He | |||||||||
| Proper motion (right ascension) | [mas/yr] | -6.011780667 (0.3) | -5.963313945 (0.7) | -6.012 (0.3) | ||||||
| Proper motion (declination) | [mas/yr] | -2.569421714 (0.2) | -1.97914717 (0.4) | -2.569 (0.2) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | |||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 19.62 (0.03) | 19.62 (0.03) | ||||||||
| g magnitude | 19.62 (0.02) | 19.62 (0.02) | ||||||||
| r magnitude | 19.74 (0.02) | |||||||||
| i magnitude | 19.90 (0.02) | 19.90 (0.02) | ||||||||
| z magnitude | 19.94 (0.07) | 19.94 (0.07) | ||||||||
| G magnitude | 19.65 (0.04) | 19.70 | 19.65 (0.004) | |||||||
| BP magnitude | 19.68 (0.04) | 19.86 | ||||||||
| RP magnitude | 19.61 (0.06) | 19.55 | ||||||||
| Pan g magnitude | 19.64 (0.02) | |||||||||
| Pan r magnitude | 19.76 (0.01) | |||||||||
| Pan i magnitude | 19.93 (0.01) | |||||||||
| Pan z magnitude | 20.10 (0.03) | |||||||||
| Pan y magnitude | 19.89 (0.2) | |||||||||
| E(B-V) | 0.053 | |||||||||
* 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.