All names: PB 1516, UCAC4 643-051293, PG 1407+387, LAMOST J140916.11+382832.1, CBS 168, TIC 27322832, LAMOST J140916.12+382832.1, Gaia EDR3 1485199008058786688, LAMOST J140916.14+382832.1, SDSS J140916.12+382832.2, SDSS J140916.11+382832.1, FBS B 110, GALEX J140916.1+382831, PG1407+387, Gaia DR2 1485199008058786688, FBS 1407+387, SDSS J140916.12+382832.20, 2MASS J14091613+3828325, Gaia DR3 1485199008058786688
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 09 16.13 (0.02) | 14 09 16.12 | 14 09 16.12 | 14 09 16.17 | 14 09 16.13 (0.03) | 14 09 16.12 (0.02) | 14 09 16.12 | ||||
| Declination | 38 28 32.09 (0.03) | 38 28 32.17 | 38 28 32.17 | 38 28 32.80 | 38 28 32.09 (0.04) | 38 28 32.22 (0.03) | 38 28 32.18 | ||||
| Spectral type | sdO+MS | sdBe: | sdO+G0V | SD_auto | |||||||
| Effective temperature | [K] | 38478.0 (849) | 35024.0 (146) | ||||||||
| log(g) | [cgs] | 5.18 (0.1) | 5.00 (0.005) | ||||||||
| Mass | [M☉] | 0.184 (0.005) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 0.44 (0.04) | 0.53 (0.06) | 0.53 (0.06) | 0.44 (0.04) | ||||||
| Distance | [pc] | 2295.65 (192) | 1901.14 (203) | 1901.24 (203) | 2295.68 (192) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 5.266552881 (0.03) | 5.206 (0.06) | 5.206109902 (0.06) | 5.267 (0.03) | 9.1 | |||||
| Proper motion (declination) | [mas/yr] | -8.161605233 (0.04) | -8.021 (0.07) | -8.020951697 (0.07) | -8.162 (0.04) | -9.3 | |||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 16.24 (0.05) | ||||||||||
| V magnitude | 16.26 (0.01) | ||||||||||
| R magnitude | 15.96 (0.2) | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.70 (0.07) | 15.70 (0.07) | |||||||||
| H magnitude | 15.45 (0.1) | 15.45 (0.1) | |||||||||
| K magnitude | 15.42 | ||||||||||
| u magnitude | 15.92 (0.005) | 15.92 (0.005) | 15.92 (0.005) | 15.92 (0.02) | 15.92 (0.005) | 15.91 (0.01) | |||||
| g magnitude | 16.01 (0.004) | 16.01 (0.004) | 16.01 (0.004) | 16.05 (0.02) | 16.01 (0.004) | 16.03 (0.01) | |||||
| r magnitude | 16.18 (0.005) | 16.18 (0.005) | 16.18 (0.005) | 16.19 (0.01) | 16.18 (0.005) | 16.19 (0.01) | |||||
| i magnitude | 16.26 (0.005) | 16.26 (0.005) | 16.26 (0.005) | 16.27 (0.01) | 16.26 (0.005) | 16.27 (0.01) | |||||
| z magnitude | 16.36 (0.008) | 16.36 (0.008) | 16.36 (0.008) | 16.36 (0.02) | 16.36 (0.008) | 16.34 (0.02) | |||||
| G magnitude | 16.04 (0.002) | 16.07 (0.001) | 16.07 | 16.04 (0.003) | |||||||
| BP magnitude | 16.07 (0.002) | 16.04 (0.005) | 16.04 | ||||||||
| RP magnitude | 15.94 (0.002) | 15.94 (0.003) | 15.94 | ||||||||
| Pan g magnitude | 16.06 (0.004) | 16.06 (0.004) | |||||||||
| Pan r magnitude | 16.19 (0.006) | 16.19 (0.006) | |||||||||
| Pan i magnitude | 16.28 (0.002) | 16.27 (0.002) | |||||||||
| Pan z magnitude | 16.38 (0.005) | 16.38 (0.005) | |||||||||
| Pan y magnitude | 16.38 (0.01) | 16.38 (0.01) | |||||||||
| E(B-V) | 0.021 | ||||||||||
* 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.