All names: Gaia DR3 5791784293678273152, WD 1504-770, TIC 403126598, L 41-26, Gaia DR2 5791784293678273152, BPM 9323, WD 1504-77, GEN# +6.00209323, UCAC4 065-021345, WISE J151110.08-771118.7, WISEA J151109.99-771118.7, uvby98 600209323, 2MASS J15110985-7711192, WDJ151109.85-771119.44, Gaia EDR3 5791784293678273152
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 11 10.24 (0.03) | 15 11 10.23 (0.04) | 15 11 10.24 | 15 11 09.85 (0.03) | 15 11 10.23 | 15 11 01.06 | |||
| Declination | -77 11 18.92 (0.03) | -77 11 18.93 (0.03) | -77 11 18.92 | -77 11 19.44 (0.03) | -77 11 18.93 | -77 11 24.00 | |||
| Spectral type | DA | DA | DA2.9 | DA4 | |||||
| Effective temperature | [K] | 17540.0 (273) | 16529.0 (158) | ||||||
| log(g) | [cgs] | 7.93 (0.05) | 8.00 (0.009) | ||||||
| Mass | [M☉] | 0.58 (0.03) | 0.615 (0.007) | ||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| log(C/H) | |||||||||
| log(N/H) | |||||||||
| log(O/H) | |||||||||
| log(Na/H) | |||||||||
| log(Mg/H) | |||||||||
| log(Al/H) | |||||||||
| log(Si/H) | |||||||||
| log(P/H) | |||||||||
| log(S/H) | |||||||||
| log(Sc/H) | |||||||||
| log(Ti/H) | |||||||||
| log(Cr/H) | |||||||||
| log(Mn/H) | |||||||||
| log(Fe/H) | |||||||||
| log(Ni/H) | |||||||||
| Parallax | [mas] | 12.42 (0.03) | 12.38 (0.04) | 12.42 | 12.42 (0.03) | 12.38 (0.04) | |||
| Distance | [pc] | 80.51 (0.2) | 80.76 (0.3) | 71.00 | 80.51 | 80.51 (0.2) | 80.76 (0.3) | ||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 80.77307754 (0.03) | 80.79334106 (0.07) | 80.773 (0.03) | 80.79334106 | ||||
| Proper motion (declination) | [mas/yr] | 32.40971549 (0.03) | 32.42952946 (0.06) | 32.41 (0.03) | 32.42952946 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.64 (0.1) | ||||||||
| V magnitude | 15.66 (0.01) | ||||||||
| R magnitude | 15.59 (0.2) | ||||||||
| I magnitude | |||||||||
| J magnitude | 15.92 (0.08) | ||||||||
| H magnitude | 15.96 (0.2) | ||||||||
| K magnitude | |||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 15.66 (0.003) | 15.68 | 15.66 | 15.66 (0.003) | 15.68 | ||||
| BP magnitude | 15.60 (0.003) | 15.60 | 15.60 | ||||||
| RP magnitude | 15.80 (0.002) | 15.80 | 15.80 | ||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.007 | ||||||||
* 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.