All names: Gaia EDR3 1306076258811293312, Gaia DR3 1306076258811293312, Gaia DR2 1306076258811293312, SDSS J165156.67+250756.4, SDSS J165156.67+250756.5, SDSS J165156.66+250756.4, GALEX J165156.6+250756
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 51 56.68 (0.5) | 16 51 56.68 | 16 51 56.68 (0.7) | 16 51 56.67 (0.5) | 16 51 56.67 | ||||
| Declination | 25 07 56.55 (0.6) | 25 07 56.48 | 25 07 56.55 (0.7) | 25 07 56.51 (0.6) | 25 07 56.50 | ||||
| Spectral type | DA | DA | DA | DA | |||||
| Effective temperature | [K] | 33202.0 (2120) | 35669.0 (1893) | ||||||
| log(g) | [cgs] | 7.68 (0.4) | 8.00 (0.3) | ||||||
| Mass | [M☉] | 0.5 (0.2) | 0.654 (0.1) | ||||||
| log(Luminosity) | [L☉] | -0.50 (0.3) | |||||||
| Cooling age | [Gyr] | 0.0058 (0.002) | |||||||
| 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] | 1.70 (0.7) | 2.17 (1) | 1.70 (0.7) | |||||
| Distance | [pc] | 589.56 (260) | 459.97 (226) | 589.55 (260) | |||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 2.538158293 (0.9) | 2.272649653 (2) | 2.538 (0.9) | |||||
| Proper motion (declination) | [mas/yr] | 2.611545745 (0.9) | 2.361925641 (2) | 2.612 (0.9) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.21 (0.04) | 20.18 (0.05) | 20.18 (0.05) | ||||||
| g magnitude | 20.42 (0.02) | 20.43 (0.02) | 20.43 (0.02) | ||||||
| r magnitude | 20.92 (0.04) | 20.90 (0.04) | 20.90 (0.04) | ||||||
| i magnitude | 21.28 (0.07) | 21.24 (0.06) | 21.24 (0.06) | ||||||
| z magnitude | 21.59 (0.3) | 21.36 (0.3) | 21.36 (0.3) | ||||||
| G magnitude | 20.66 (0.07) | 20.75 | 20.66 (0.008) | ||||||
| BP magnitude | 20.35 (0.07) | 20.50 | |||||||
| RP magnitude | 20.68 (0.1) | 20.68 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.032 | ||||||||
* 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.