All names: WN B1602.2+5018, 4FGL J1603.8+5009, [MML2015] 5BZB J1603+5009, [VV2010b] J160339.5+500955, Gaia DR3 1400465449405790848, [VV2006b] J160339.5+500955, Gaia EDR3 1400465449405790848, SDSS J160339.49+500955.4, SDSS J160339.50+500955.4, Gaia DR2 1400465449405790848, 9Y-MST J1603+5009, 3FHL J1603.8+5010, SDSS J160339.51+500955.47, TGSSADR J160339.4+501000, NVSS J160339+500957, SDSS J160339.51+500955.4, FIRST J160339.5+500955, FL8Y J1603.8+5009, [MGL2009] BZB J1603+5009, 3HSP J160339.5+500955
| Parameter | Unit | Gaia EDR3 | SDSS DR10 | Genest-Beaulieu & Bergeron 2019 (spectroscopic) | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 03 39.50 (0.1) | 16 03 39.50 | 16 03 39.50 (0.2) | 16 03 39.50 (0.1) | ||||
| Declination | 50 09 55.40 (0.2) | 50 09 55.41 | 50 09 55.40 (0.3) | 50 09 55.40 (0.2) | ||||
| Spectral type | DB: | |||||||
| Effective temperature | [K] | 14562.0 | 11763.0 (263) | |||||
| log(g) | [cgs] | 9.52 | 6.88 (0.2) | |||||
| Mass | [M☉] | 1.363 | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | <-6.029 | |||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.12 (0.2) | 0.09 (0.3) | 0.12 (0.2) | ||||
| Distance | [pc] | 8603.36 (12545) | 11005.71 (30691) | 8605.85 (12553) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -0.128217577 (0.2) | -0.391070279 (0.4) | -0.128 (0.2) | ||||
| Proper motion (declination) | [mas/yr] | 0.111575408 (0.2) | 0.489475675 (0.5) | 0.112 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 20.08 | |||||||
| V magnitude | 19.53 | |||||||
| R magnitude | 19.60 | |||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.09 (0.04) | 20.09 (0.04) | 20.08 (0.04) | |||||
| g magnitude | 19.69 (0.01) | 19.69 (0.01) | 19.69 (0.01) | |||||
| r magnitude | 19.36 (0.01) | 19.36 (0.01) | 19.36 (0.01) | |||||
| i magnitude | 18.96 (0.01) | 18.96 (0.01) | 18.97 (0.01) | |||||
| z magnitude | 18.72 (0.03) | 18.72 (0.03) | 18.71 (0.03) | |||||
| G magnitude | 19.09 (0.04) | 19.23 | 19.09 (0.01) | |||||
| BP magnitude | 19.27 (0.04) | 19.41 | ||||||
| RP magnitude | 18.41 (0.04) | 18.48 | ||||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.019 | |||||||
* 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.