All names: PG 1127+019, TIC 380154683, SDSS J113003.69+013737.2, Gaia DR2 3799987433421443712, LAMOST J113003.83+013738.1, LAMOST J113003.70+013737.2, Gaia EDR3 3799987433421443712, PG1127+019, GALEX J113003.8+013738, 2MASS J11300370+0137372, Gaia DR3 3799987433421443712
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 11 30 03.69 (0.04) | 11 30 03.72 | 11 30 03.70 (0.04) | ||
| Declination | 01 37 37.09 (0.04) | 01 37 37.57 | 01 37 37.25 (0.04) | ||
| Spectral type | He-sdO | sdOC9VIIHe40 | |||
| Effective temperature | [K] | 42390.0 (300) | |||
| log(g) | [cgs] | 5.68 (0.07) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.02 (0.05) | 0.98 (0.06) | 1.02 (0.05) | |
| Distance | [pc] | 979.24 (45) | 1017.50 (59) | 979.24 (45) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -9.267 (0.05) | -9.117 (0.1) | -9.267 (0.05) | |
| Proper motion (declination) | [mas/yr] | -9.871 (0.04) | -9.732 (0.08) | -9.871 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.01 | ||||
| V magnitude | 13.85 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 14.50 (0.03) | 14.55 (0.003) | |||
| H magnitude | 14.75 (0.06) | 14.63 (0.007) | |||
| K magnitude | 14.69 (0.1) | 14.76 (0.01) | |||
| u magnitude | 13.14 (0.003) | 13.14 (0.003) | |||
| g magnitude | 13.56 (0.003) | 13.56 (0.003) | |||
| r magnitude | 14.02 (0.004) | 14.02 (0.004) | |||
| i magnitude | 14.39 (0.004) | 14.39 (0.004) | |||
| z magnitude | 14.75 (0.005) | 14.75 (0.005) | |||
| G magnitude | 13.78 (0.003) | 13.79 (0.0007) | 13.78 (0.003) | ||
| BP magnitude | 13.62 (0.003) | 13.56 (0.01) | |||
| RP magnitude | 14.08 (0.004) | 14.08 (0.002) | |||
| Pan g magnitude | 13.61 (0.001) | ||||
| Pan r magnitude | 14.06 (0.008) | ||||
| Pan i magnitude | 14.41 (0.004) | ||||
| Pan z magnitude | 14.71 (0.002) | ||||
| Pan y magnitude | 14.90 (0.01) | ||||
| E(B-V) | 0.025 | ||||
* 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.