All names: UBV 20518, LAWD 95, TIC 183984307, USNO-B1.0 0534-00863815, [SRH2004] A 9, Gaia DR2 2310942857676734848, LPM 894, WD2351-368, EGGR 164, LHS 4041, WDJ235418.81-363355.19, L 505-42, LFT 1837, LTT 9774, LP 936-25, LEHPM 6450, 2MASS J23541880-3633550, Gaia EDR3 2310942857676734848, LP 987-52, CSI-36-23518, WD 2351-368, Gaia DR3 2310942857676734848, WD 2351-36, NLTT 58350
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Bedard et al. 2017 | Stilism | Koester et al. 2009 | Koester et al. 2001 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 54 18.84 (0.03) | 23 54 18.84 (0.07) | 23 54 18.80 | 23 54 18.84 | 23 54 18.81 (0.03) | 23 54 18.84 | 23 54 18.29 | ||||
| Declination | -36 34 05.94 (0.03) | -36 34 05.60 (0.04) | -36 33 55.00 | -36 34 05.94 | -36 33 55.18 (0.03) | -36 34 05.60 | -36 33 24.12 | ||||
| Spectral type | DA | DA | DA | DA5 | DA | ||||||
| Effective temperature | [K] | 13875.0 (351) | 14438.0 (28) | 14460.0 (56) | 15826.0 (181) | ||||||
| log(g) | [cgs] | 8.04 (0.05) | 7.87 (0.005) | 7.81 (0.01) | 8.04 (0.01) | ||||||
| Mass | [M☉] | 0.51 | 0.639 (0.008) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 16.33 (0.04) | 16.26 (0.07) | 16.33 | 16.33 (0.04) | 16.26 (0.07) | 13.40 (1) | ||||
| Distance | [pc] | 61.25 (0.1) | 61.50 (0.3) | 74.60 (8) | 61.25 | 61.25 (0.1) | 61.50 (0.3) | 74.63 (6) | |||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 26.55135073 (0.04) | 26.856 (0.2) | 26.551 (0.04) | 26.85551264 | ||||||
| Proper motion (declination) | [mas/yr] | -672.162231 (0.04) | -671.961 (0.1) | -672.162 (0.04) | -671.9612706 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 15.10 | 15.10 | 14.70 | ||||||||
| V magnitude | 14.70 | ||||||||||
| R magnitude | 15.10 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.59 (0.06) | ||||||||||
| H magnitude | 15.47 (0.1) | ||||||||||
| K magnitude | 15.62 (0.2) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 15.22 (0.002) | 15.24 | 15.22 | 15.22 (0.003) | 15.24 | ||||||
| BP magnitude | 15.19 (0.002) | 15.18 | 15.18 | ||||||||
| RP magnitude | 15.33 (0.003) | 15.34 | 15.34 | ||||||||
| Pan g magnitude | |||||||||||
| Pan r magnitude | |||||||||||
| Pan i magnitude | |||||||||||
| Pan z magnitude | |||||||||||
| Pan y magnitude | |||||||||||
| 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.