All names: USNO-B1.0 1285-00207926, WDJ112945.57+383042.23, SDSS J112945.50+383042.0, WDJ112945.57+383042.24, Gaia EDR3 767072088095193600, SDSS J112945.50+383042.1, Gaia DR2 767072088095193600, LSPM J1129+3830, Gaia DR3 767072088095193600
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 11 29 45.28 (0.2) | 11 29 45.29 | 11 29 45.57 (0.2) | 11 29 45.29 | |||
| Declination | 38 30 41.21 (0.3) | 38 30 41.24 | 38 30 42.26 (0.3) | 38 30 41.24 | |||
| Spectral type | CND | ||||||
| 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] | 12.09 (0.3) | 12.56 (0.4) | 12.09 (0.3) | 12.56 (0.4) | ||
| Distance | [pc] | 82.74 (2) | 79.65 (3) | 82.74 (2) | 79.65 (3) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -212.5320248 (0.3) | -212.050641 (0.5) | -212.532 (0.3) | -212.050641 | ||
| Proper motion (declination) | [mas/yr] | -65.39881555 (0.3) | -64.21860653 (0.7) | -65.399 (0.3) | -64.21860653 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 20.10 | ||||||
| V magnitude | |||||||
| R magnitude | 19.30 | ||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 22.38 (0.3) | 22.38 (0.3) | |||||
| g magnitude | 20.40 (0.03) | 20.40 (0.03) | |||||
| r magnitude | 19.57 (0.02) | 19.57 (0.02) | |||||
| i magnitude | 19.24 (0.02) | 19.24 (0.02) | |||||
| z magnitude | 19.05 (0.04) | 19.05 (0.04) | |||||
| G magnitude | 19.63 (0.07) | 19.67 | 19.63 (0.004) | 19.67 | |||
| BP magnitude | 20.38 (0.07) | 20.19 | 20.19 | ||||
| RP magnitude | 18.93 (0.05) | 18.91 | 18.91 | ||||
| Pan g magnitude | 20.34 (0.03) | ||||||
| Pan r magnitude | 19.56 (0.02) | ||||||
| Pan i magnitude | 19.28 (0.008) | ||||||
| Pan z magnitude | 19.19 (0.02) | ||||||
| Pan y magnitude | 19.10 (0.03) | ||||||
| E(B-V) | 0.004 | ||||||
* 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.