All names: J0235-2251, NLTT 8432, Gaia EDR3 5125500927507946880, PSO J038.8405-22.8561, WDJ023521.60-225119.81, Gaia DR3 5125500927507946880, LEHPM 2609, GALEX J023521.6-225120, TIC 64070180, 2MASS J02352165-2251214, Gaia DR2 5125500927507946880, LP 830-13
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 35 21.75 (0.05) | 02 35 21.74 (0.07) | 02 35 21.75 | 02 35 21.60 (0.05) | 02 35 21.74 | |||||||
| Declination | -22 51 22.40 (0.05) | -22 51 22.32 (0.08) | -22 51 22.40 | -22 51 19.81 (0.05) | -22 51 22.32 | |||||||
| Spectral type | DA | DA | DA | DA | ||||||||
| Effective temperature | [K] | 6537.0 (12) | 6395.0 (40) | 6431.0 | 6182.0 | 6501.0 (41) | ||||||
| log(g) | [cgs] | 8.03 (0.006) | 7.98 (0.02) | 7.99 | 7.85 | 8.02 (0.01) | ||||||
| Mass | [M☉] | 0.61 (0.006) | 0.579 (0.01) | 0.583 | 0.487 | 0.603 (0.01) | ||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 1.9600 | 1.8460 (0.07) | 1.8420 | 1.7950 | |||||||
| 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] | 21.63 (0.07) | 21.53 (0.1) | 21.53 (0.1) | 21.53 (0.1) | 21.63 | 21.63 (0.07) | 21.53 (0.1) | ||||
| Distance | [pc] | 46.22 (0.2) | 46.45 (0.2) | 46.45 (0.2) | 46.45 (0.2) | 46.22 | 46.22 (0.2) | 46.45 (0.2) | ||||
| Composition | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 129.1147056 (0.06) | 129.086 (0.2) | 129.115 (0.06) | 129.0855684 | |||||||
| Proper motion (declination) | [mas/yr] | -161.5838214 (0.07) | -161.539 (0.2) | -161.584 (0.07) | -161.5389898 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | 17.02 | |||||||||||
| R magnitude | 16.91 | |||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.24 (0.01) | 16.19 (0.09) | 16.19 (0.09) | |||||||||
| H magnitude | 15.83 (0.2) | 15.83 (0.2) | 15.83 (0.2) | |||||||||
| K magnitude | 16.04 (0.03) | 15.78 (0.3) | 15.78 (0.3) | |||||||||
| u magnitude | ||||||||||||
| g magnitude | 17.32 (0.0008) | |||||||||||
| r magnitude | 17.08 (0.002) | |||||||||||
| i magnitude | 16.99 (0.003) | |||||||||||
| z magnitude | 17.01 (0.006) | |||||||||||
| G magnitude | 17.07 (0.005) | 17.09 | 17.07 | 17.07 (0.003) | 17.09 | |||||||
| BP magnitude | 17.31 (0.005) | 17.31 | 17.31 | |||||||||
| RP magnitude | 16.67 (0.006) | 16.65 | 16.65 | |||||||||
| Pan g magnitude | 17.32 (0.0009) | 17.32 (0.0008) | 17.32 (0.001) | |||||||||
| Pan r magnitude | 17.08 (0.002) | 17.08 (0.002) | 17.08 (0.002) | |||||||||
| Pan i magnitude | 16.99 (0.003) | 16.99 (0.003) | 16.99 (0.003) | |||||||||
| Pan z magnitude | 17.01 (0.006) | 17.01 (0.006) | 17.01 (0.006) | |||||||||
| Pan y magnitude | 17.03 (0.008) | 17.03 (0.008) | 17.03 (0.008) | |||||||||
| 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.