All names: WDJ054615.61+111558.70, J0546+1115, PM J05462+1115, Gaia DR2 3337021260634868224, TIC 156289273, 2MASS J05461559+1115587, USNO-B1.0 1012-00065555, Gaia DR3 3337021260634868224, PSO J086.5645+11.2656, LSPM J0546+1115, Gaia EDR3 3337021260634868224, 05462+1115
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 05 46 15.48 (0.1) | 05 46 15.48 (0.2) | 05 46 15.48 (0.2) | 05 46 15.48 | 05 46 15.61 (0.1) | 05 46 15.48 | |||||||
| Declination | 11 15 56.21 (0.09) | 11 15 56.29 (0.1) | 11 15 56.29 (0.1) | 11 15 56.21 | 11 15 58.69 (0.09) | 11 15 56.29 | |||||||
| Spectral type | DC | DC | DC | DC: | DC: | DC | DC | ||||||
| Effective temperature | [K] | 4902.0 (54) | 5033.0 (8) | 4851.0 (74) | 4960.0 (30) | 4290.0 (137) | 4987.0 (33) | ||||||
| log(g) | [cgs] | 7.92 (0.05) | 8.03 (0.008) | 7.89 (0.07) | 7.97 (0.02) | 8.00 (0.2) | 7.99 (0.02) | ||||||
| Mass | [M☉] | 0.534 (0.03) | 0.595 (0.007) | 0.564 (0.01) | 0.57 (0.1) | 0.572 (0.01) | |||||||
| log(Luminosity) | [L☉] | -4.32 | |||||||||||
| Cooling age | [Gyr] | 6.0700 | 5.5550 (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] | 27.36 (0.1) | 27.36 (0.1) | 27.27 (0.1) | 27.27 (0.2) | 27.27 (0.2) | 27.27 (0.2) | 27.36 | 27.36 (0.1) | 27.27 (0.2) | |||
| Distance | [pc] | 36.54 (0.2) | 36.55 (0.2) | 36.67 (0.2) | 36.66 (0.2) | 36.66 (0.2) | 36.66 (0.2) | 27.50 (3) | 36.54 | 36.54 (0.2) | 36.66 (0.2) | ||
| Composition | H | H | He | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -125.4014692 (0.1) | -125.88 (0.3) | -127.0 | -125.401 (0.1) | -125.8804984 | |||||||
| Proper motion (declination) | [mas/yr] | -155.0414398 (0.09) | -155.251 (0.3) | -152.0 | -155.041 (0.1) | -155.2514341 | |||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 18.90 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 17.40 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.41 (0.01) | 16.33 (0.1) | 16.33 | 16.33 (0.1) | |||||||||
| H magnitude | 16.08 (0.2) | 16.08 (0.2) | 16.08 | 16.08 (0.2) | |||||||||
| K magnitude | 15.63 (0.2) | 15.63 (0.2) | 15.63 | 15.63 (0.2) | |||||||||
| u magnitude | |||||||||||||
| g magnitude | 18.26 (0.002) | ||||||||||||
| r magnitude | 17.66 (0.006) | ||||||||||||
| i magnitude | 17.39 (0.02) | ||||||||||||
| z magnitude | 17.30 (0.003) | ||||||||||||
| G magnitude | 17.68 (0.01) | 17.70 | 17.70 | 17.68 | 17.68 (0.003) | 17.70 | |||||||
| BP magnitude | 18.19 (0.01) | 18.24 | 18.24 | ||||||||||
| RP magnitude | 17.04 (0.007) | 17.05 | 17.05 | ||||||||||
| Pan g magnitude | 18.26 (0.002) | 18.26 (0.002) | 18.26 (0.002) | ||||||||||
| Pan r magnitude | 17.66 (0.006) | 17.66 (0.006) | 17.66 (0.006) | ||||||||||
| Pan i magnitude | 17.39 (0.02) | 17.39 (0.02) | 17.39 (0.02) | ||||||||||
| Pan z magnitude | 17.30 (0.004) | 17.30 (0.003) | 17.30 (0.003) | ||||||||||
| Pan y magnitude | 17.25 (0.009) | 17.25 (0.01) | 17.25 (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.