All names: USNO-B1.0 0858-00195139, uvby98 980161036, ** GIC 88A, PLX 2255.01, Gaia EDR3 3825160133663597440, Gaia DR3 3825160133663597440, UCAC3 172-111898, GALEX J092921.2-041005, Gaia DR2 3825160133663597440, 2MASS J09292129-0410056, WD 0926-039, 1SWASP J092921.28-041005.9, WD 0926-03, WDS J09293-0409A, G161-36, TIC 77551542, WDJ092921.29-041005.70, UCAC2 30366888, G 161-36, USNO 716, NLTT 21891, GEN# +9.80161036
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | 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 | 09 29 21.05 (0.03) | 09 29 21.06 (0.04) | 09 29 21.05 | 09 29 21.29 (0.03) | 09 29 21.06 | 09 29 21.82 | |||||
| Declination | -04 10 04.97 (0.02) | -04 10 05.00 (0.04) | -04 10 04.97 | -04 10 05.70 (0.02) | -04 10 05.00 | -04 10 10.20 | |||||
| Spectral type | DA | DA | DA | DA3.6 | DA | ||||||
| Effective temperature | [K] | 13165.0 | 13860.0 (344) | 13601.0 (82) | |||||||
| log(g) | [cgs] | 7.99 | 8.03 (0.05) | 8.02 (0.006) | |||||||
| Mass | [M☉] | 0.601 | 0.63 (0.03) | 0.62 (0.005) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.2847 | |||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| log(Li/H) | |||||||||||
| log(Be/H) | |||||||||||
| log(B/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(Cl/H) | |||||||||||
| log(K/H) | |||||||||||
| log(Sc/H) | |||||||||||
| log(Ti/H) | |||||||||||
| log(V/H) | |||||||||||
| log(Cr/H) | |||||||||||
| log(Mn/H) | |||||||||||
| log(Fe/H) | |||||||||||
| log(Co/H) | |||||||||||
| log(Ni/H) | |||||||||||
| log(Cu/H) | |||||||||||
| log(Sr/H) | |||||||||||
| Parallax | [mas] | 22.06 (0.03) | 22.04 (0.05) | 22.06 | 22.06 (0.03) | 22.04 (0.05) | |||||
| Distance | [pc] | 45.32 (0.06) | 45.38 (0.1) | 46.00 | 45.32 | 45.32 (0.06) | 45.38 (0.1) | ||||
| Composition | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -224.4450923 (0.03) | -224.3154412 (0.09) | -224.445 (0.03) | -224.3154412 | ||||||
| Proper motion (declination) | [mas/yr] | 45.42525685 (0.02) | 45.35113013 (0.08) | 45.425 (0.02) | 45.35113013 | ||||||
| Variability | NOV | ||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 14.94 | ||||||||||
| V magnitude | 14.79 | ||||||||||
| R magnitude | 15.34 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 14.96 (0.04) | ||||||||||
| H magnitude | 15.13 (0.06) | ||||||||||
| K magnitude | 15.05 (0.2) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 14.80 (0.002) | 14.82 | 14.80 | 14.80 (0.003) | 14.82 | ||||||
| BP magnitude | 14.79 (0.002) | 14.79 | 14.79 | ||||||||
| RP magnitude | 14.87 (0.001) | 14.87 | 14.87 | ||||||||
| Pan g magnitude | 14.71 (0.001) | ||||||||||
| Pan r magnitude | 14.93 (0.002) | ||||||||||
| Pan i magnitude | 15.19 (0.004) | ||||||||||
| Pan z magnitude | 15.40 (0.003) | ||||||||||
| Pan y magnitude | 15.56 (0.01) | ||||||||||
| E(B-V) | 0.001 | ||||||||||
* 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.