All names: LAMOST J144708.29+232137.3, 2MASS J14470816+2321385, PG1444+236, TIC 345297807, Gaia DR2 1265849771211171328, Gaia DR3 1265849771211171328, GALEX J144708.2+232137, PG 1444+236, NAME Haro's Star
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 47 08.17 | 14 47 08.17 (0.01) | ||
| Declination | 23 21 37.99 | 23 21 38.49 (0.02) | ||
| Spectral type | sd | sd | ||
| 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] | 1.36 (0.05) | 1.38 (0.03) | |
| Distance | [pc] | 737.19 (25) | 727.22 (14) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.479 (0.07) | -3.353 (0.02) | |
| Proper motion (declination) | [mas/yr] | 8.091 (0.09) | 7.942 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.53 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.27 (0.02) | 13.27 (0.02) | ||
| H magnitude | 13.21 (0.03) | 13.21 (0.03) | ||
| K magnitude | 13.08 (0.04) | 13.08 (0.04) | ||
| u magnitude | 13.10 (0.002) | |||
| g magnitude | ||||
| r magnitude | 13.28 (0.001) | |||
| i magnitude | 13.81 (0.004) | |||
| z magnitude | 14.18 (0.006) | |||
| G magnitude | 13.06 (0.001) | 13.04 (0.003) | ||
| BP magnitude | 12.93 (0.007) | |||
| RP magnitude | 13.12 (0.004) | |||
| Pan g magnitude | 12.96 (0.006) | |||
| Pan r magnitude | 13.20 (0.001) | |||
| Pan i magnitude | 13.56 (0.01) | |||
| Pan z magnitude | 13.67 (0.003) | |||
| Pan y magnitude | 13.88 (0.001) | |||
| E(B-V) | 0.030 | |||
* 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.