All names: WDJ075308.14-674731.38, GJ 293, WD 0752-676, LHS 34, GEN# +6.00204729, Gaia EDR3 5273943488410008832, Gaia DR3 5273943488410008832, WD 0752-67, LAWD 26, EGGR 56, PM 07528-6738, GEN# +9.86097012, uvby98 986097012, LPM 274, Gaia DR2 5273943488410008832, NLTT 18638, LFT 555, TIC 300970893, PLX 1882, CSI-67-07528, BPM 4729, PLX 1882.00, L 97-12, Zkh 114, UBV 7660, GSC 09180-02245, WG 11, LTT 2981, CNS5 1938, USNO-B1.0 0222-00190851, 2MASS J07530814-6747314
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Gaia DR2 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Sion et al. 2014 | Giammichele et al. 2012 | Gianninas et al. 2011 | Subasavage et al. 2009 | Holberg et al. 2008 | Bergeron et al. 2001 | Bergeron et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 53 12.28 (0.01) | 07 53 12.15 (0.01) | 07 53 08.16 | 07 53 08.16 | 07 53 08.16 | 07 53 12.28 | 07 53 08.14 (0.01) | 07 53 12.15 | 07 52 58.15 | |||||||||
| Declination | -67 47 55.22 (0.01) | -67 47 54.48 (0.02) | -67 47 03.05 | -67 47 31.20 | -67 47 31.50 | -67 47 55.22 | -67 47 31.38 (0.01) | -67 47 54.48 | -67 45 54.00 | |||||||||
| Spectral type | DA | DA | DA | DA8.8 | DA | DA | DC | DA | DA | DA9.0 | DQ9 | |||||||
| Effective temperature | [K] | 5630.0 (24) | 5620.0 (90) | 5735.0 (103) | 5735.0 | 5735.0 (103) | 5600.0 (91) | 5700.0 (90) | 5730.0 (110) | 5740.0 (110) | 5753.0 (10) | |||||||
| log(g) | [cgs] | 7.95 (0.01) | 7.96 (0.03) | 8.23 (0.08) | 8.23 (0.08) | 7.78 (0.07) | 8.00 (0.02) | 8.21 (0.09) | 8.21 (0.09) | 8.00 (0.004) | ||||||||
| Mass | [M☉] | 0.554 (0.008) | 0.56 (0.02) | 0.74 (0.05) | 0.73 (0.06) | 0.46 (0.04) | 0.59 (0.01) | 0.72 (0.06) | 0.72 (0.06) | 0.588 (0.003) | ||||||||
| log(Luminosity) | [L☉] | -3.82 (0.04) | -3.94 | -3.81 (0.01) | -3.93 (0.06) | -3.93 (0.06) | ||||||||||||
| Cooling age | [Gyr] | 2.6100 (0.3) | 4.3200 | 4.5000 | 2.6500 (0.1) | 4.3600 (0.7) | 4.8300 (0.7) | |||||||||||
| 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] | 122.41 (0.01) | 122.41 (0.01) | 122.37 (0.01) | 123.30 (0.9) | 126.62 (1) | 141.20 (8) | 126.62 (1) | 141.20 (8) | 141.20 (8) | 141.20 (8) | 122.41 | 122.41 (0.01) | 122.37 (0.01) | 144.70 (13) | |||
| Distance | [pc] | 8.17 (0.0008) | 8.17 (0.0007) | 8.17 (0.0009) | 8.11 (0.06) | 7.90 (0.08) | 7.89 | 7.08 (0.4) | 9.00 | 7.90 (0.08) | 7.05 | 7.08 (0.4) | 7.08 (0.4) | 8.17 | 8.17 (0.0008) | 8.17 (0.0009) | 6.91 (0.6) | |
| Composition | H | H | H | H | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 1467.123387 (0.01) | 1467.06618 (0.03) | 1467.123 (0.01) | 1467.06618 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -1489.721029 (0.02) | -1489.827642 (0.03) | -1489.721 (0.01) | -1489.827642 | |||||||||||||
| Variability | ||||||||||||||||||
| Magnetic | ||||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | 14.60 | 14.60 | 14.60 | 14.75 | ||||||||||||||
| V magnitude | 13.96 | 14.01 | 13.95 | 13.95 | 13.95 | 14.09 | ||||||||||||
| R magnitude | 13.58 | 13.58 | 13.58 | 13.58 | ||||||||||||||
| I magnitude | 13.20 | 13.20 | 13.20 | 13.20 | ||||||||||||||
| J magnitude | 12.73 (0.02) | 12.79 | 12.73 (0.02) | 12.79 | 12.79 | 12.73 (0.02) | ||||||||||||
| H magnitude | 12.48 (0.03) | 12.52 | 12.48 (0.03) | 12.52 | 12.52 | 12.48 (0.03) | ||||||||||||
| K magnitude | 12.36 (0.02) | 12.43 | 12.36 (0.02) | 12.43 | 12.43 | 12.36 (0.02) | ||||||||||||
| u magnitude | ||||||||||||||||||
| g magnitude | ||||||||||||||||||
| r magnitude | ||||||||||||||||||
| i magnitude | ||||||||||||||||||
| z magnitude | ||||||||||||||||||
| G magnitude | 13.78 (0.0009) | 13.79 | 13.78 | 13.78 (0.003) | 13.79 | |||||||||||||
| BP magnitude | 14.12 (0.0009) | 14.14 | 14.14 | |||||||||||||||
| RP magnitude | 13.26 (0.0005) | 13.27 | 13.27 | |||||||||||||||
| Pan g magnitude | ||||||||||||||||||
| Pan r magnitude | ||||||||||||||||||
| Pan i magnitude | ||||||||||||||||||
| Pan z magnitude | ||||||||||||||||||
| Pan y magnitude | ||||||||||||||||||
| E(B-V) | 0.000 | |||||||||||||||||
* 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.