All names: Gaia DR2 199060743352070528, PSO J073.9653+38.6805, WDJ045551.43+384050.90, WD 0452+386, USNO-B1.0 1286-00095656, PM J04558+3840, Gaia EDR3 199060743352070528, TIC 120997786, J0455+3840, 04558+3840, Gaia DR3 199060743352070528, LSPM J0455+3840, 2MASS J04555136+3840505
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 55 51.71 (0.1) | 04 55 51.71 (0.2) | 04 55 51.71 (0.2) | 04 55 51.71 | 04 55 51.43 (0.1) | 04 55 51.71 | 04 55 50.95 | |||||||
| Declination | 38 40 50.03 (0.06) | 38 40 50.06 (0.1) | 38 40 50.06 (0.1) | 38 40 50.03 | 38 40 50.90 (0.06) | 38 40 50.06 | 38 40 44.04 | |||||||
| Spectral type | DA | DA | DA | DA | DA | DA: | DA | DC | ||||||
| Effective temperature | [K] | 5063.0 (49) | 5177.0 (16) | 4999.8 (76) | 5080.0 (30) | 5020.0 (613) | 5184.0 (33) | |||||||
| log(g) | [cgs] | 8.04 (0.04) | 8.12 (0.009) | 7.99 (0.06) | 8.05 (0.02) | 8.00 (0) | 8.11 (0.02) | |||||||
| Mass | [M☉] | 0.602 (0.02) | 0.656 (0.008) | 0.615 (0.01) | 0.58 (0.1) | 0.649 (0.01) | ||||||||
| log(Luminosity) | [L☉] | -4.04 | ||||||||||||
| Cooling age | [Gyr] | 6.3300 | 5.9770 (0.3) | |||||||||||
| 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] | 31.00 (0.1) | 31.00 (0.1) | 30.87 (0.2) | 30.87 (0.2) | 30.87 (0.2) | 30.87 (0.2) | 31.00 | 31.00 (0.1) | 30.87 (0.2) | ||||
| Distance | [pc] | 32.26 (0.1) | 32.26 (0.1) | 32.39 (0.2) | 32.39 (0.2) | 32.39 (0.2) | 32.39 (0.2) | 32.50 (6) | 32.26 | 32.26 (0.1) | 32.39 (0.2) | |||
| Composition | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 209.0324652 (0.1) | 209.2140522 (0.3) | 209.032 (0.1) | 209.2140522 | |||||||||
| Proper motion (declination) | [mas/yr] | -54.44974415 (0.1) | -54.43334178 (0.2) | -54.45 (0.1) | -54.43334178 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 18.10 | |||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | 16.90 | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 16.17 (0.01) | 16.14 (0.09) | 16.14 | 16.14 (0.09) | ||||||||||
| H magnitude | 15.92 (0.01) | 15.85 (0.1) | 15.85 | 15.85 (0.1) | ||||||||||
| K magnitude | 17.77 (0.09) | 15.32 (0.2) | 15.32 | 15.32 (0.2) | ||||||||||
| u magnitude | ||||||||||||||
| g magnitude | 17.95 (0.005) | |||||||||||||
| r magnitude | 17.37 (0.003) | |||||||||||||
| i magnitude | 17.13 (0.004) | |||||||||||||
| z magnitude | 17.06 (0.006) | |||||||||||||
| G magnitude | 17.39 (0.009) | 17.41 | 17.41 | 17.39 | 17.39 (0.003) | 17.41 | ||||||||
| BP magnitude | 17.86 (0.009) | 17.87 | 17.87 | |||||||||||
| RP magnitude | 16.78 (0.006) | 16.77 | 16.77 | |||||||||||
| Pan g magnitude | 17.95 (0.007) | 17.95 (0.005) | 17.95 (0.005) | |||||||||||
| Pan r magnitude | 17.37 (0.003) | 17.37 (0.003) | 17.38 (0.003) | |||||||||||
| Pan i magnitude | 17.13 (0.005) | 17.13 (0.004) | 17.14 (0.004) | |||||||||||
| Pan z magnitude | 17.06 (0.006) | 17.06 (0.006) | 17.06 (0.007) | |||||||||||
| Pan y magnitude | 17.03 (0.01) | 17.03 (0.01) | 17.03 (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.