All names: BPS CS 29499-0066, UCAC3 130-484726, 2MASS J23553020-2516129, 1SWASP J235530.18-251612.7, [PS72] 180, Gaia EDR3 2337987064149164672, Gaia DR2 2337987064149164672, GSC 06985-00398, GALEX J235530.1-251613, G 275-B17B, SB 911, WISEA J235530.20-251613.1, UCAC2 21675214, WD 2352-255, UCAC4 324-219116, TIC 34039952, WISE J235530.19-251613.0, Gaia DR3 2337987064149164672
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 23 55 30.21 (0.02) | 23 55 30.21 (0.04) | 23 55 30.20 (0.02) | 23 55 30.58 | |||
| Declination | -25 16 13.22 (0.02) | -25 16 13.22 (0.03) | -25 16 13.08 (0.02) | -25 16 17.76 | |||
| Spectral type | sdB | DA | |||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 0.31 (0.02) | 0.34 (0.05) | 0.31 (0.02) | |||
| Distance | [pc] | 3244.03 (221) | 2952.47 (416) | 3243.59 (221) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 8.276082128 (0.02) | 8.283 (0.07) | 8.276 (0.02) | |||
| Proper motion (declination) | [mas/yr] | -8.744796645 (0.02) | -8.851 (0.07) | -8.745 (0.02) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 13.88 (0.01) | ||||||
| V magnitude | 13.90 (0.02) | ||||||
| R magnitude | 14.17 (0.1) | ||||||
| I magnitude | |||||||
| J magnitude | 13.88 (0.02) | ||||||
| H magnitude | 13.86 (0.04) | ||||||
| K magnitude | 13.83 (0.05) | ||||||
| u magnitude | |||||||
| g magnitude | |||||||
| r magnitude | |||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 13.88 (0.0009) | 13.90 | 13.88 (0.003) | ||||
| BP magnitude | 13.88 (0.0009) | 13.87 | |||||
| RP magnitude | 13.88 (0.001) | 13.89 | |||||
| Pan g magnitude | 13.82 (0.001) | ||||||
| Pan r magnitude | 14.04 (0.003) | ||||||
| Pan i magnitude | 14.24 (0.002) | ||||||
| Pan z magnitude | 14.35 (0.007) | ||||||
| Pan y magnitude | 14.40 (0.008) | ||||||
| E(B-V) | 0.010 | ||||||
* 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.