All names: NLTT 22400, Gaia DR3 1063044954547608064, TIC 86383563, 2MASS J09433820+6153228, LSPM J0943+6153, Gaia EDR3 1063044954547608064, USNO-B1.0 1518-00179047, GALEX J094338.0+615322, Gaia DR2 1063044954547608064, LP 91-84
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Sayres et al. 2012 | Simbad |
|---|---|---|---|---|---|---|---|
| Right ascension | 09 43 38.01 (0.01) | 09 43 38.01 (0.02) | 09 43 38.19 | 09 43 38.18 (0.01) | |||
| Declination | 61 53 19.38 (0.02) | 61 53 19.48 (0.02) | 61 53 22.70 | 61 53 22.67 (0.02) | |||
| Spectral type | sd | sdB | |||||
| 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] | 1.66 (0.02) | 1.61 (0.03) | 1.66 (0.02) | |||
| Distance | [pc] | 600.78 (8) | 619.76 (12) | 600.78 (8) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -76.47609413 (0.02) | -76.43660443 (0.03) | -76.476 (0.02) | |||
| Proper motion (declination) | [mas/yr] | -205.9300908 (0.02) | -206.0301183 (0.04) | -205.93 (0.02) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 15.20 | ||||||
| V magnitude | |||||||
| R magnitude | 14.60 | ||||||
| I magnitude | |||||||
| J magnitude | 13.89 (0.02) | 13.89 (0.02) | |||||
| H magnitude | 13.55 (0.03) | 13.55 (0.03) | |||||
| K magnitude | 13.57 (0.04) | 13.57 (0.04) | |||||
| u magnitude | 16.34 (0.006) | 16.34 (0.006) | |||||
| g magnitude | 15.28 (0.004) | 15.28 (0.004) | |||||
| r magnitude | (0.004) | 14.92 (0.004) | |||||
| i magnitude | 14.78 (0.004) | 14.78 (0.004) | |||||
| z magnitude | 14.75 (0.005) | 14.75 (0.005) | |||||
| G magnitude | 14.91 (0.0008) | 14.92 | 14.91 (0.003) | ||||
| BP magnitude | 15.20 (0.0008) | 15.22 | |||||
| RP magnitude | 14.44 (0.0007) | 14.45 | |||||
| Pan g magnitude | 15.25 (0.003) | ||||||
| Pan r magnitude | 14.92 (0.003) | ||||||
| Pan i magnitude | 14.79 (0.002) | ||||||
| Pan z magnitude | 14.78 (0.005) | ||||||
| Pan y magnitude | 14.76 (0.008) | ||||||
| E(B-V) | 0.028 | ||||||
* 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.