All names: LAMOST J072454.93+151650.8, Gaia DR3 3167124522048560128, LAMOST J072454.98+151650.5, WISEA J072454.96+151651.0, LAMOSTJ072454.93+151650.8, TIC 14560488, Gaia EDR3 3167124522048560128, WISE J072454.96+151650.9, UCAC4 527-040800, Gaia DR2 3167124522048560128, 2MASS J07245496+1516506
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 24 54.99 (0.04) | 07 24 54.94 | 07 24 54.98 (0.04) | ||
| Declination | 15 16 50.40 (0.04) | 15 16 50.88 | 15 16 50.65 (0.04) | ||
| Spectral type | sdB | sdOB | |||
| Effective temperature | [K] | 32721.0 (128) | |||
| log(g) | [cgs] | 5.85 (0.03) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.70 (0.05) | 0.72 (0.07) | 0.70 (0.05) | |
| Distance | [pc] | 1426.53 (96) | 1396.06 (138) | 1426.53 (96) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 11.628 (0.05) | 11.561 (0.1) | 11.628 (0.05) | |
| Proper motion (declination) | [mas/yr] | -15.748 (0.04) | -15.804 (0.09) | -15.748 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.40 (0.01) | ||||
| V magnitude | 15.53 (0.02) | ||||
| R magnitude | 15.71 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.85 (0.07) | 15.85 (0.07) | |||
| H magnitude | 16.00 (0.2) | 16.00 (0.2) | |||
| K magnitude | 16.35 | ||||
| u magnitude | 15.11 (0.005) | ||||
| g magnitude | 15.30 (0.004) | 15.36 (0.03) | |||
| r magnitude | 15.71 (0.004) | 15.78 (0.03) | |||
| i magnitude | 16.01 (0.005) | ||||
| z magnitude | 16.30 (0.008) | ||||
| G magnitude | 15.52 (0.003) | 15.54 (0.0008) | 15.52 (0.003) | ||
| BP magnitude | 15.42 (0.003) | 15.36 (0.009) | |||
| RP magnitude | 15.72 (0.006) | 15.71 (0.006) | |||
| Pan g magnitude | 15.38 (0.004) | ||||
| Pan r magnitude | 15.73 (0.002) | ||||
| Pan i magnitude | 16.05 (0.003) | ||||
| Pan z magnitude | 16.29 (0.004) | ||||
| Pan y magnitude | 16.45 (0.006) | ||||
| E(B-V) | 0.074 | ||||
* 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.