All names: 2MASS J05265609+4435395, Gaia DR2 208021900557436800, Gaia EDR3 208021900557436800, Gaia DR3 208021900557436800, J0526+4435, TIC 87720037, PSO J081.7350+44.5927, USNO-B1.0 1345-00142147, WDJ052656.11+443538.77, LSPM J0526+4435, PM J05269+4435, 05269+4435
| 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 26 56.49 (0.1) | 05 26 56.48 (0.1) | 05 26 56.48 (0.1) | 05 26 56.49 | 05 26 56.11 (0.1) | 05 26 56.48 | |||||||
| Declination | 44 35 32.80 (0.07) | 44 35 32.99 (0.1) | 44 35 32.99 (0.1) | 44 35 32.80 | 44 35 38.77 (0.07) | 44 35 32.99 | |||||||
| Spectral type | DC | DC | DC | DC | DC | DC: | DC | ||||||
| Effective temperature | [K] | 4680.0 (81) | 4693.0 (24) | 4621.8 (67) | 4680.0 (35) | 4700.0 (632) | 4765.0 (43) | ||||||
| log(g) | [cgs] | 7.85 (0.06) | 7.89 (0.01) | 7.84 (0.05) | 7.88 (0.03) | 8.00 (0) | 7.93 (0.02) | ||||||
| Mass | [M☉] | 0.492 (0.03) | 0.512 (0.01) | 0.509 (0.01) | 0.58 (0.1) | 0.534 (0.02) | |||||||
| log(Luminosity) | [L☉] | -4.16 | |||||||||||
| Cooling age | [Gyr] | 6.0800 | 5.7470 (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] | 25.71 (0.1) | 25.71 (0.1) | 25.79 (0.2) | 25.79 (0.2) | 25.79 (0.2) | 25.79 (0.2) | 25.71 | 25.71 (0.1) | 25.79 (0.2) | |||
| Distance | [pc] | 38.89 (0.2) | 38.90 (0.2) | 38.77 (0.2) | 38.77 (0.2) | 38.77 (0.2) | 38.77 (0.2) | 37.00 (9) | 38.89 | 38.89 (0.2) | 38.77 (0.2) | ||
| Composition | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 251.657255 (0.2) | 252.1624722 (0.3) | 251.657 (0.2) | 252.1624722 | ||||||||
| Proper motion (declination) | [mas/yr] | -373.1308403 (0.1) | -373.0951322 (0.2) | -373.131 (0.1) | -373.0951322 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 18.80 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 17.40 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.61 (0.01) | 16.50 (0.1) | 16.50 | 16.50 (0.1) | |||||||||
| H magnitude | 16.37 (0.01) | 16.43 (0.2) | 16.42 | 16.43 (0.2) | |||||||||
| K magnitude | 18.27 (0.1) | 15.85 (0.2) | 15.85 | 15.85 (0.2) | |||||||||
| u magnitude | |||||||||||||
| g magnitude | 18.66 (0.009) | ||||||||||||
| r magnitude | 17.93 (0.005) | ||||||||||||
| i magnitude | 17.64 (0.003) | ||||||||||||
| z magnitude | 17.52 (0.008) | ||||||||||||
| G magnitude | 17.96 (0.02) | 17.98 | 17.98 | 17.96 | 17.96 (0.003) | 17.98 | |||||||
| BP magnitude | 18.51 (0.02) | 18.52 | 18.52 | ||||||||||
| RP magnitude | 17.27 (0.01) | 17.28 | 17.28 | ||||||||||
| Pan g magnitude | 18.66 (0.008) | 18.66 (0.009) | 18.66 (0.009) | ||||||||||
| Pan r magnitude | 17.92 (0.005) | 17.93 (0.005) | 17.93 (0.005) | ||||||||||
| Pan i magnitude | 17.64 (0.002) | 17.64 (0.003) | 17.64 (0.003) | ||||||||||
| Pan z magnitude | 17.52 (0.006) | 17.52 (0.008) | 17.52 (0.008) | ||||||||||
| Pan y magnitude | 17.45 (0.01) | 17.45 (0.01) | 17.45 (0.01) | ||||||||||
| 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.