All names: SDSS J165103.92+285208.0, Gaia EDR3 1308082867531906176, Gaia DR3 1308082867531906176, SDSS J165103.91+285208.0, Gaia DR2 1308082867531906176, SDSS J165103.92+285208.08
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 51 03.91 (0.2) | 16 51 03.91 | 16 51 03.91 (0.2) | 16 51 03.92 (0.2) | ||||
| Declination | 28 52 07.99 (0.2) | 28 52 08.03 | 28 52 07.99 (0.3) | 28 52 08.06 (0.2) | ||||
| Spectral type | He-sdO | sdOHe | ||||||
| Effective temperature | [K] | 50000.0 (50) | ||||||
| log(g) | [cgs] | 7.04 (0.05) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.28 (0.2) | 0.09 (0.4) | 0.28 (0.2) | ||||
| Distance | [pc] | 3548.71 (3076) | 10554.92 (43699) | 3548.62 (3075) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -5.020123989 (0.2) | -4.333525431 (0.5) | -5.02 (0.2) | ||||
| Proper motion (declination) | [mas/yr] | -4.792617218 (0.2) | -4.248591639 (0.6) | -4.793 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 18.71 (0.02) | 18.74 (0.03) | 18.70 (0.02) | |||||
| g magnitude | 19.10 (0.01) | 19.16 (0.1) | 19.11 (0.01) | |||||
| r magnitude | 19.60 (0.02) | 19.67 (0.8) | 19.60 (0.01) | |||||
| i magnitude | 19.94 (0.03) | 20.00 (0.2) | 19.93 (0.03) | |||||
| z magnitude | 20.04 (0.1) | 20.07 (0.1) | 20.07 (0.1) | |||||
| G magnitude | 19.35 (0.03) | 19.41 | 19.35 (0.004) | |||||
| BP magnitude | 19.28 (0.03) | 19.16 | ||||||
| RP magnitude | 19.63 (0.06) | 19.48 | ||||||
| Pan g magnitude | 19.16 (0.009) | |||||||
| Pan r magnitude | 19.56 (0.01) | |||||||
| Pan i magnitude | 19.90 (0.02) | |||||||
| Pan z magnitude | 20.13 (0.04) | |||||||
| Pan y magnitude | 20.15 (0.2) | |||||||
| E(B-V) | 0.026 | |||||||
* 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.