All names: Gaia DR3 2472557872820632320, CNS5 266, USNO-B1.0 0785-00009221, TIC 408016357, WDJ005550.34-112731.50, L 796-10, WD 0052-117, WD 0053-11, 2MASS J00555032-1127312, NLTT 3080, WD 0053-117, GJ 3064, UBV 838, WISEA J005550.27-112726.8, PHL 6902, G 270-98, LP 706-65, J0055-1127, Gaia EDR3 2472557872820632320, L796-10, LAWD 7, Gaia DR2 2472557872820632320, LTT 524, GEN# +9.80270098, EGGR 6, CSI-11-00533, PSO J013.9594-11.4573
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | Blouin et al. 2019 | Gaia DR2 | Bedard et al. 2017 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Sion et al. 2014 | Giammichele et al. 2012 | Gianninas et al. 2011 | Koester et al. 2009 | Zuckerman et al. 2003 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 55 50.25 (0.03) | 00 55 50.25 (0.03) | 00 55 50.33 | 00 55 50.16 | 00 55 50.25 | 00 55 50.34 (0.03) | 00 55 50.25 | 00 55 50.52 | ||||||||||||
| Declination | -11 27 24.50 (0.02) | -11 27 24.72 (0.02) | -11 27 03.06 | -11 27 28.80 | -11 27 24.50 | -11 27 31.50 (0.02) | -11 27 24.72 | -11 27 51.84 | ||||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA7.1 | DA | DA | DA | DA7.1 | DA7 | ||||||||
| Effective temperature | [K] | 6952.0 (46) | 7028.0 (38) | 6970.0 (50) | 7045.0 (106) | 7080.0 (140) | 7146.0 (108) | 7145.0 (108) | 7150.0 (108) | 6515.0 (7) | 7054.0 | 7008.0 (21) | ||||||||
| log(g) | [cgs] | 7.95 (0.02) | 7.99 (0.009) | 7.98 (0.02) | 8.11 (0.08) | 7.99 (0.03) | 8.05 (0.08) | 8.12 (0.08) | 8.15 (0.08) | 7.04 (0.01) | 7.93 | 7.97 (0.006) | ||||||||
| Mass | [M☉] | 0.562 (0.01) | 0.586 (0.007) | 0.578 (0.01) | 0.58 (0.03) | 0.62 (0.05) | 0.67 (0.05) | 0.69 (0.05) | 0.574 (0.005) | |||||||||||
| log(Luminosity) | [L☉] | -3.43 (0.04) | -3.49 | |||||||||||||||||
| Cooling age | [Gyr] | 1.5300 | 1.4860 (0.05) | 1.4500 (0.1) | 1.6500 | 1.7000 | ||||||||||||||
| log(H/He) | ||||||||||||||||||||
| log(C/He) | ||||||||||||||||||||
| log(Ca/He) | ||||||||||||||||||||
| log(Ca/H) | <-11.291 | |||||||||||||||||||
| 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] | 44.56 (0.03) | 44.56 (0.03) | 44.57 (0.04) | 44.57 (0.04) | 44.57 (0.04) | 43.77 (0.4) | 44.56 | 44.56 (0.03) | 44.57 (0.04) | ||||||||||
| Distance | [pc] | 22.44 (0.02) | 22.44 (0.02) | 22.44 (0.02) | 22.43 (0.02) | 22.44 (0.02) | 22.80 (0.2) | 22.85 (0.2) | 22.22 (0.7) | 20.70 (1) | 20.00 | 22.44 | 22.44 (0.02) | 22.44 (0.02) | ||||||
| Composition | H | H | H | H | H | H | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -78.97566877 (0.04) | -79.01814288 (0.07) | -78.976 (0.04) | -79.01814288 | |||||||||||||||
| Proper motion (declination) | [mas/yr] | 437.4130595 (0.04) | 437.4687757 (0.05) | 437.413 (0.04) | 437.4687757 | |||||||||||||||
| Variability | ||||||||||||||||||||
| Magnetic | ||||||||||||||||||||
| Bd | [MG] | |||||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||||
| Binarity | ||||||||||||||||||||
| B magnitude | 15.62 | 15.61 | ||||||||||||||||||
| V magnitude | 15.25 | 15.26 | 15.26 | 15.26 | 15.26 | |||||||||||||||
| R magnitude | 14.90 | |||||||||||||||||||
| I magnitude | 14.77 | |||||||||||||||||||
| J magnitude | 14.51 (0.03) | 14.51 (0.03) | 14.51 (0.03) | 14.47 | 14.51 (0.03) | |||||||||||||||
| H magnitude | 14.35 (0.04) | 14.35 (0.04) | 14.35 (0.04) | 14.46 | 14.35 (0.04) | |||||||||||||||
| K magnitude | 14.29 (0.07) | 14.29 (0.07) | 14.29 (0.07) | 14.24 | 14.29 (0.07) | |||||||||||||||
| u magnitude | ||||||||||||||||||||
| g magnitude | 15.35 (0.002) | |||||||||||||||||||
| r magnitude | 15.17 (0.002) | |||||||||||||||||||
| i magnitude | 15.16 (0.01) | |||||||||||||||||||
| z magnitude | 15.19 (0.002) | |||||||||||||||||||
| G magnitude | 15.14 (0.002) | 15.15 | 15.14 | 15.14 (0.003) | 15.15 | |||||||||||||||
| BP magnitude | 15.33 (0.002) | 15.33 | 15.33 | |||||||||||||||||
| RP magnitude | 14.80 (0.001) | 14.81 | 14.81 | |||||||||||||||||
| Pan g magnitude | 15.36 (0.007) | 15.36 (0.007) | 15.35 (0.002) | |||||||||||||||||
| Pan r magnitude | 15.19 (0.004) | 15.19 (0.004) | 15.17 (0.002) | |||||||||||||||||
| Pan i magnitude | 15.14 (0.004) | 15.14 (0.004) | 15.16 (0.01) | |||||||||||||||||
| Pan z magnitude | 15.17 (0.002) | 15.17 (0.005) | 15.19 (0.002) | |||||||||||||||||
| Pan y magnitude | 15.20 (0.003) | 15.20 (0.004) | 15.19 (0.01) | |||||||||||||||||
| E(B-V) | 0.000 | |||||||||||||||||||
* 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.