All names: Gaia DR3 1306498097616031744, GALEXJ16519+2625, 2MASS J16515721+2625506, UCAC4 583-055188, GALEX J165157.1+262551, Gaia DR2 1306498097616031744, Gaia EDR3 1306498097616031744, GALEX J165157.2+262552
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 16 51 57.20 (0.02) | 16 51 57.20 | 16 51 57.21 (0.02) | ||
| Declination | 26 25 50.70 (0.02) | 26 25 52.05 | 26 25 50.51 (0.02) | ||
| Spectral type | sdO | sdO | |||
| Effective temperature | [K] | 67700.0 (7080) | |||
| log(g) | [cgs] | 5.80 (0.3) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.21 (0.03) | 1.07 (0.04) | 1.21 (0.03) | |
| Distance | [pc] | 829.12 (21) | 938.09 (32) | 829.12 (21) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.498 (0.03) | -1.393 (0.06) | -1.498 (0.03) | |
| Proper motion (declination) | [mas/yr] | 11.96 (0.03) | 11.951 (0.06) | 11.96 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.10 (0.1) | ||||
| V magnitude | 14.31 (0.1) | ||||
| R magnitude | 14.78 (0.2) | ||||
| I magnitude | |||||
| J magnitude | 14.87 (0.04) | 14.87 (0.04) | |||
| H magnitude | 15.12 (0.09) | 15.12 (0.09) | |||
| K magnitude | 14.93 (0.1) | 14.93 (0.1) | |||
| u magnitude | 13.72 (0.004) | ||||
| g magnitude | 14.11 (0.08) | ||||
| r magnitude | 14.52 (0.004) | 14.55 (0.06) | |||
| i magnitude | 14.87 (0.004) | 14.90 (0.01) | |||
| z magnitude | 15.20 (0.006) | ||||
| G magnitude | 14.26 (0.003) | 14.28 (0.0005) | 14.26 (0.003) | ||
| BP magnitude | 14.11 (0.003) | 14.04 (0.008) | |||
| RP magnitude | 14.53 (0.004) | 14.53 (0.002) | |||
| Pan g magnitude | 14.11 (0.002) | ||||
| Pan r magnitude | 14.53 (0.003) | ||||
| Pan i magnitude | 14.87 (0.003) | ||||
| Pan z magnitude | 15.14 (0.001) | ||||
| Pan y magnitude | 15.34 (0.004) | ||||
| E(B-V) | 0.030 | ||||
* 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.