All names: WD 1053+238, 2MASS J10563011+2336194, SDSS J105630.02+233617.4, WDJ105630.08+233618.41, Gaia DR3 3989883777417007232, USNO-B1.0 1136-00179395, LP 373-33, Gaia EDR3 3989883777417007232, J1056+2336, Gaia DR2 3989883777417007232, LSPM J1056+2336, PSO J164.1246+23.6043, NLTT 25771, PM J10565+2336, SDSS J105630.01+233617.4, 10565+2336, TIC 84912373
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Limoges et al. 2015 | Sayres et al. 2012 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 56 29.88 (0.1) | 10 56 29.88 (0.2) | 10 56 30.08 | 10 56 29.88 | 10 56 30.08 (0.1) | 10 56 29.88 | 10 56 29.95 | |||||||||
| Declination | 23 36 15.22 (0.09) | 23 36 15.32 (0.2) | 23 36 18.50 | 23 36 15.22 | 23 36 18.41 (0.09) | 23 36 15.32 | 23 36 15.84 | |||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA9.0 | DA | DA9 | DA | ||||||
| Effective temperature | [K] | 5218.0 (16) | 5202.0 (15) | 5217.0 (16) | 5230.0 (35) | 5245.0 | 5190.0 (58) | 5110.0 (110) | 5221.0 (56) | |||||||
| log(g) | [cgs] | 7.95 (0.01) | 7.95 (0.01) | 7.94 (0.01) | 7.95 (0.03) | 7.96 | 8.00 (0) | 7.95 (0.03) | ||||||||
| Mass | [M☉] | 0.554 (0.009) | 0.55 (0.01) | 0.546 (0.01) | 0.553 (0.01) | 0.557 | 0.58 (0.1) | 0.553 (0.02) | ||||||||
| log(Luminosity) | [L☉] | -3.98 | ||||||||||||||
| Cooling age | [Gyr] | 3.8800 | 3.9160 (0.3) | 3.9130 | ||||||||||||
| 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] | 22.67 (0.1) | 22.53 (0.2) | 22.53 (0.2) | 22.53 (0.2) | 22.67 | 22.67 (0.1) | 22.53 (0.2) | ||||||||
| Distance | [pc] | 44.11 (0.2) | 44.39 (0.4) | 44.38 (0.3) | 44.38 (0.3) | 42.10 (5) | 39.40 | 44.11 | 44.11 (0.2) | 44.38 (0.3) | ||||||
| Composition | H | H | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -178.2313906 (0.1) | -178.2146225 (0.3) | -178.231 (0.1) | -178.2146225 | |||||||||||
| Proper motion (declination) | [mas/yr] | -199.3981912 (0.2) | -199.4371436 (0.3) | -199.398 (0.2) | -199.4371436 | |||||||||||
| Variability | ||||||||||||||||
| Magnetic | ||||||||||||||||
| Bd | [MG] | |||||||||||||||
| Infrared excess (disk) | ||||||||||||||||
| Binarity | ||||||||||||||||
| B magnitude | 19.00 | |||||||||||||||
| V magnitude | ||||||||||||||||
| R magnitude | 17.60 | |||||||||||||||
| I magnitude | ||||||||||||||||
| J magnitude | 16.62 (0.01) | 16.52 (0.1) | 16.52 | 16.52 (0.1) | 16.52 (0.1) | |||||||||||
| H magnitude | 16.57 (0.3) | 16.57 (0.3) | 16.57 | 16.57 (0.3) | 16.57 (0.3) | |||||||||||
| K magnitude | 16.25 (0.03) | 16.25 | 16.25 | |||||||||||||
| u magnitude | 19.90 (0.04) | 19.83 | 19.82 (0.04) | 19.83 (0.04) | 19.83 (0.04) | |||||||||||
| g magnitude | 18.41 | 18.41 (0.03) | 18.31 (0.003) | 18.42 (0.007) | ||||||||||||
| r magnitude | 17.77 | (0.03) | 17.78 (0.009) | 17.78 (0.006) | ||||||||||||
| i magnitude | 17.55 | 17.54 (0.03) | 17.57 (0.005) | 17.55 (0.007) | ||||||||||||
| z magnitude | 17.41 | 17.41 (0.03) | 17.50 (0.01) | 17.43 (0.01) | ||||||||||||
| G magnitude | 17.81 (0.01) | 17.83 | 17.81 | 17.81 (0.003) | 17.83 | |||||||||||
| BP magnitude | 18.27 (0.01) | 18.33 | 18.33 | |||||||||||||
| RP magnitude | 17.21 (0.01) | 17.23 | 17.23 | |||||||||||||
| Pan g magnitude | 18.31 (0.003) | 18.31 (0.003) | 18.31 (0.003) | |||||||||||||
| Pan r magnitude | 17.78 (0.008) | 17.78 (0.008) | 17.78 (0.008) | |||||||||||||
| Pan i magnitude | 17.57 (0.007) | 17.57 (0.005) | 17.57 (0.005) | |||||||||||||
| Pan z magnitude | 17.50 (0.01) | 17.50 (0.01) | 17.50 (0.01) | |||||||||||||
| Pan y magnitude | 17.47 (0.009) | 17.47 (0.008) | 17.46 (0.008) | |||||||||||||
| 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.