All names: GALEX J141549.1+111213, PG1413+114, PG 1413+114, SDSS J141549.05+111213.8, 2MASS J14154908+1112131, Gaia DR3 1225417739360402048, WISEA J141549.02+111213.2, TIC 421730004, Gaia DR2 1225417739360402048, WISE J141549.03+111213.6, SDSS J141549.05+111213.9, LAMOST J141549.05+111213.8, BPS CS 22883-0015, USNO-B1.0 1012-00224244
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 15 49.07 | 14 15 49.05 (0.05) | ||
| Declination | 11 12 14.42 | 11 12 13.92 (0.04) | ||
| Spectral type | He-sdOB | sdOC9.5VIIHe39 | ||
| Effective temperature | [K] | 43100.0 (800) | ||
| log(g) | [cgs] | 5.81 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.29 (0.1) | 0.33 (0.06) | |
| Distance | [pc] | 3471.02 (1326) | 3048.78 (584) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -5.567 (0.2) | -5.354 (0.07) | |
| Proper motion (declination) | [mas/yr] | -2.304 (0.1) | -2.412 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.90 | |||
| V magnitude | 16.07 | |||
| R magnitude | 16.00 | |||
| I magnitude | ||||
| J magnitude | 16.61 (0.1) | 16.79 (0.01) | ||
| H magnitude | 16.70 (0.3) | 16.90 (0.03) | ||
| K magnitude | 15.51 | 17.06 (0.06) | ||
| u magnitude | 15.38 (0.005) | 15.38 (0.005) | ||
| g magnitude | 15.77 (0.004) | 15.77 (0.004) | ||
| r magnitude | 16.28 (0.005) | 16.28 (0.005) | ||
| i magnitude | 16.65 (0.005) | 16.65 (0.005) | ||
| z magnitude | 16.97 (0.01) | 16.97 (0.01) | ||
| G magnitude | 16.03 (0.003) | 16.01 (0.003) | ||
| BP magnitude | 15.80 (0.009) | |||
| RP magnitude | 16.33 (0.008) | |||
| Pan g magnitude | 15.82 (0.004) | |||
| Pan r magnitude | 16.28 (0.003) | |||
| Pan i magnitude | 16.65 (0.003) | |||
| Pan z magnitude | 16.94 (0.004) | |||
| Pan y magnitude | 17.15 (0.008) | |||
| E(B-V) | 0.023 | |||
* 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.