All names: Gaia EDR3 1993289138054372480, 23390+5316, J2339+5316, USNO-B1.0 1432-00544066, 2MASS J23390042+5316000, Gaia DR3 1993289138054372480, PSO J354.7543+53.2668, PM J23390+5316, Gaia DR2 1993289138054372480, WDJ233900.46+531600.27, LSPM J2339+5316, TIC 26570952
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 39 01.29 (0.04) | 23 39 01.26 (0.06) | 23 39 01.29 | 23 39 00.46 (0.04) | 23 39 01.26 | ||||||
| Declination | 53 16 00.85 (0.04) | 53 16 00.83 (0.05) | 53 16 00.85 | 53 16 00.27 (0.04) | 53 16 00.83 | ||||||
| Spectral type | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 6359.0 (30) | 6275.0 (50) | 6290.0 (105) | 6432.0 (38) | ||||||
| log(g) | [cgs] | 8.03 (0.01) | 8.00 (0.02) | 7.66 (0.2) | 8.05 (0.01) | ||||||
| Mass | [M☉] | 0.605 (0.008) | 0.587 (0.01) | 0.41 (0.08) | 0.617 (0.01) | ||||||
| log(Luminosity) | [L☉] | -3.46 | |||||||||
| Cooling age | [Gyr] | 2.0900 | 1.9870 (0.09) | ||||||||
| 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] | 23.04 (0.06) | 23.01 (0.08) | 23.01 (0.08) | 23.01 (0.08) | 23.04 | 23.04 (0.06) | 23.01 (0.08) | |||
| Distance | [pc] | 43.41 (0.1) | 43.46 (0.2) | 43.46 (0.2) | 43.46 (0.2) | 48.80 (2) | 43.41 | 43.41 (0.1) | 43.46 (0.2) | ||
| Composition | H | H | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 465.0724689 (0.06) | 465.1243467 (0.1) | 465.072 (0.06) | 465.1243467 | ||||||
| Proper motion (declination) | [mas/yr] | 36.36540129 (0.05) | 36.44021702 (0.09) | 36.365 (0.05) | 36.44021702 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 17.00 | ||||||||||
| V magnitude | |||||||||||
| R magnitude | 16.90 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.19 (0.01) | 16.10 (0.09) | 16.10 | 16.10 (0.09) | |||||||
| H magnitude | 15.48 (0.03) | 15.48 | |||||||||
| K magnitude | 15.63 (0.2) | 15.63 (0.2) | 15.63 | 15.63 (0.2) | |||||||
| u magnitude | |||||||||||
| g magnitude | 17.29 (0.005) | ||||||||||
| r magnitude | 17.02 (0.002) | ||||||||||
| i magnitude | 16.93 (0.005) | ||||||||||
| z magnitude | 16.94 (0.009) | ||||||||||
| G magnitude | 17.00 (0.005) | 17.02 | 17.00 | 17.00 (0.003) | 17.02 | ||||||
| BP magnitude | 17.26 (0.005) | 17.26 | 17.26 | ||||||||
| RP magnitude | 16.60 (0.004) | 16.59 | 16.59 | ||||||||
| Pan g magnitude | 17.30 (0.002) | 17.29 (0.005) | 17.29 (0.005) | ||||||||
| Pan r magnitude | 17.03 (0.005) | 17.02 (0.001) | 17.02 (0.001) | ||||||||
| Pan i magnitude | 16.94 (0.003) | 16.93 (0.005) | 16.93 (0.005) | ||||||||
| Pan z magnitude | 16.93 (0.01) | 16.93 (0.009) | 16.93 (0.009) | ||||||||
| Pan y magnitude | 16.96 (0.01) | 16.97 (0.01) | 16.97 (0.01) | ||||||||
| E(B-V) | 0.003 | ||||||||||
* 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.