All names: Gaia EDR3 3480776843983381632, LP 907-32, WT 1891, TIC 429166180, 2MASS J11490453-2921517, Gaia DR2 3480776843983381632, WISEA J114904.64-292150.8, ESO 440-146, WDJ114904.52-292151.76, NLTT 28644, J1149-2921, USNO-B1.0 0606-00269414, Ruiz 440-146, WISE J114904.63-292150.8, Gaia DR3 3480776843983381632, WD 1146-290, PSO J177.2697-29.3635
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Bergeron et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 49 04.76 (0.05) | 11 49 04.76 (0.08) | 11 49 04.76 | 11 49 04.52 (0.05) | 11 49 04.76 | 11 49 04.78 | ||||||||
| Declination | -29 21 48.67 (0.04) | -29 21 48.76 (0.06) | -29 21 48.67 | -29 21 51.76 (0.04) | -29 21 48.76 | -29 21 52.92 | ||||||||
| Spectral type | DA | DA | DA | DA... | DA | DA9 | DA9 | |||||||
| Effective temperature | [K] | 5711.0 (43) | 5821.0 (30) | 5745.0 (50) | 5764.0 | 5770.0 (140) | 5782.0 (28) | |||||||
| log(g) | [cgs] | 8.34 (0.02) | 8.39 (0.008) | 8.36 (0.02) | 8.37 | 8.00 (0) | 8.37 (0.01) | |||||||
| Mass | [M☉] | 0.805 (0.02) | 0.841 (0.008) | 0.82 (0.01) | 0.823 | 0.59 | 0.827 (0.009) | |||||||
| log(Luminosity) | [L☉] | -3.79 | ||||||||||||
| Cooling age | [Gyr] | 5.5900 | 5.2870 (0.2) | 5.2520 | 2.6900 | |||||||||
| 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] | 32.26 (0.08) | 32.26 (0.08) | 32.23 (0.1) | 32.23 (0.1) | 32.23 (0.1) | 32.26 | 32.26 (0.08) | 32.23 (0.1) | |||||
| Distance | [pc] | 31.00 (0.07) | 31.00 (0.08) | 31.03 (0.1) | 31.03 (0.1) | 31.03 (0.1) | 31.00 | 31.00 (0.07) | 31.03 (0.1) | |||||
| Composition | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 194.4259477 (0.08) | 194.509636 (0.1) | 194.426 (0.08) | 194.509636 | |||||||||
| Proper motion (declination) | [mas/yr] | 193.3117902 (0.06) | 193.232066 (0.08) | 193.312 (0.06) | 193.232066 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 17.90 | 17.60 | ||||||||||||
| V magnitude | 17.30 | 17.30 | ||||||||||||
| R magnitude | 16.93 | 17.10 | ||||||||||||
| I magnitude | 16.51 | |||||||||||||
| J magnitude | 16.16 (0.01) | 16.04 (0.09) | 16.17 | 16.04 (0.09) | ||||||||||
| H magnitude | 15.74 (0.2) | 15.74 (0.2) | 15.89 | 15.74 (0.2) | ||||||||||
| K magnitude | 15.91 (0.04) | 15.71 | ||||||||||||
| u magnitude | ||||||||||||||
| g magnitude | 17.56 (0.01) | |||||||||||||
| r magnitude | 17.17 (0.004) | |||||||||||||
| i magnitude | 17.03 (0.002) | |||||||||||||
| z magnitude | 17.00 (0.003) | |||||||||||||
| G magnitude | 17.18 (0.005) | 17.20 | 17.18 | 17.18 (0.003) | 17.20 | |||||||||
| BP magnitude | 17.53 (0.005) | 17.54 | 17.54 | |||||||||||
| RP magnitude | 16.68 (0.004) | 16.69 | 16.69 | |||||||||||
| Pan g magnitude | 17.56 (0.01) | 17.56 (0.01) | 17.56 (0.01) | |||||||||||
| Pan r magnitude | 17.17 (0.005) | 17.17 (0.004) | 17.17 (0.004) | |||||||||||
| Pan i magnitude | 17.03 (0.002) | 17.03 (0.002) | 17.03 (0.002) | |||||||||||
| Pan z magnitude | 17.00 (0.002) | 17.00 (0.003) | 17.00 (0.003) | |||||||||||
| Pan y magnitude | 17.00 (0.01) | 17.00 (0.01) | 17.00 (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.