All names: TYC 1446-2473-1, TIC 460815638, BD+18 2647, GALEX J124151.8+173118, Feige67, TD1 30996, UBV 9577, GEN# +0.01802647, FAUST 3385, [BFA97] 162, HIC 61958, 2MASS J12415179+1731197, GSC 01446-02473, UBV 11386, FB 106, UBV M 43322, [VKN2011] J124151.8+173119, FAUST NGP-64, PG 1239+178, Feige 67, UBV M 895, Gaia EDR3 3935488605023787392, HIP 61958, GSC 01446-00791, [TFW97] J124151.79+173119.93, PLX 2925.01, Gaia DR3 3935488605023787392, Gaia DR2 3935488605023787392, uvby98 001802647
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 12 41 51.78 (0.05) | 12 41 51.78 | 12 41 51.79 (0.05) | ||
| Declination | 17 31 19.15 (0.03) | 17 31 21.38 | 17 31 19.75 (0.03) | ||
| Spectral type | sdO | sdOpec | |||
| Effective temperature | [K] | 61114.0 (318) | |||
| log(g) | [cgs] | 5.92 (0.01) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 2.91 (0.07) | 3.26 (0.09) | 2.91 (0.07) | |
| Distance | [pc] | 343.06 (9) | 306.61 (9) | 343.06 (9) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -7.17 (0.09) | -7.327 (0.2) | -7.17 (0.09) | |
| Proper motion (declination) | [mas/yr] | -37.278 (0.09) | -37.281 (0.1) | -37.278 (0.09) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 11.70 (0.08) | ||||
| V magnitude | 11.63 (0.1) | ||||
| R magnitude | 11.97 | ||||
| I magnitude | 12.16 | ||||
| J magnitude | 12.50 (0.02) | 12.50 (0.02) | |||
| H magnitude | 12.70 (0.03) | 12.70 (0.03) | |||
| K magnitude | 12.75 (0.03) | 12.75 (0.03) | |||
| u magnitude | 11.58 (0.001) | ||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | 12.50 (0.001) | ||||
| z magnitude | 13.93 (0.01) | ||||
| G magnitude | 11.75 (0.003) | 11.77 (0.0008) | 11.75 (0.003) | ||
| BP magnitude | 11.57 (0.003) | 11.52 (0.009) | |||
| RP magnitude | 12.11 (0.004) | 12.11 (0.002) | |||
| Pan g magnitude | 11.54 | ||||
| Pan r magnitude | 12.06 | ||||
| Pan i magnitude | 12.43 | ||||
| Pan z magnitude | 12.75 | ||||
| Pan y magnitude | 12.95 (0.002) | ||||
| E(B-V) | 0.027 | ||||
* 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.