All names: WG 11, CNS5 1938, PLX 1882.00, GSC 09180-02245, uvby98 986097012, Gaia EDR3 5273943488410008832, LAWD 26, TIC 300970893, UBV 7660, PLX 1882, CSI-67-07528, LHS 34, Gaia DR2 5273943488410008832, Gaia DR3 5273943488410008832, 2MASS J07530814-6747314, NLTT 18638, L 97-12, WDJ075308.14-674731.38, LTT 2981, WD 0752-676, USNO-B1.0 0222-00190851, WD 0752-67, EGGR 56, BPM 4729, GEN# +9.86097012, GEN# +6.00204729, GJ 293, PM 07528-6738, Zkh 114, LFT 555, LPM 274
| 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.