All names: SDSS J230552.08-001448.8, Gaia EDR3 2651237407210466176, 2MASS J23055211-0014488, TIC 188535742, Gaia DR3 2651237407210466176, [SGR2010] J2305-0014, GALEX J230552.1-001448, Gaia DR2 2651237407210466176, WD 2303-005, SDSS J230552.08-001448.7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 05 52.08 (0.5) | 23 05 52.08 | 23 05 52.08 (0.8) | 23 05 52.08 | 23 05 52.08 (0.5) | 23 05 52.08 | 23 05 51.89 | 23 05 52.08 | |||
| Declination | -00 14 49.05 (0.4) | -00 14 48.85 | -00 14 49.05 (0.6) | -00 14 48.70 | -00 14 48.89 (0.4) | -00 14 48.77 | -00 14 47.04 | -00 14 48.76 | |||
| Spectral type | DA+M | M2+DA | DA+M | DA | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (2) | 6300.0 (2) | ||||||||
| log(g) | [cgs] | 8.46 (0.4) | 5.86 (0.7) | ||||||||
| Mass | [M☉] | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 0.79 (0.5) | 2.01 (0.9) | 0.79 (0.5) | |||||||
| Distance | [pc] | 1272.04 (865) | 498.01 (226) | 2659.00 (1310) | 1272.10 (865) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 2.375913041 (0.6) | 7.09 (1) | 2.376 (0.6) | 3.4 | ||||||
| Proper motion (declination) | [mas/yr] | -10.36378908 (0.5) | -13.484 (1) | -10.364 (0.5) | -4.2 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.47 (0.009) | ||||||||||
| H magnitude | 15.86 (0.01) | ||||||||||
| K magnitude | 15.64 (0.02) | ||||||||||
| u magnitude | 20.75 (0.06) | 20.77 | 20.72 (0.1) | 20.77 (0.1) | 20.77 | 20.76 (0.1) | |||||
| g magnitude | 20.01 (0.02) | 20.13 | 20.10 (0.02) | 20.13 (0.04) | 20.13 | 20.13 (0.03) | |||||
| r magnitude | 19.24 (0.01) | 19.39 | 19.29 (0.02) | 19.39 (0.02) | 19.38 (0.02) | ||||||
| i magnitude | 18.29 (0.009) | 18.39 | 18.31 (0.01) | 18.39 (0.02) | 18.37 (0.02) | ||||||
| z magnitude | 17.70 (0.02) | 17.81 | 17.74 (0.02) | 17.81 (0.03) | 17.80 (0.03) | ||||||
| G magnitude | 19.13 (0.05) | 19.10 | 19.12 (0.006) | ||||||||
| BP magnitude | 19.86 (0.05) | 19.85 | |||||||||
| RP magnitude | 17.81 (0.04) | 17.92 | |||||||||
| Pan g magnitude | 20.04 (0.02) | ||||||||||
| Pan r magnitude | 19.37 (0.01) | ||||||||||
| Pan i magnitude | 18.37 (0.005) | ||||||||||
| Pan z magnitude | 17.89 (0.006) | ||||||||||
| Pan y magnitude | 17.66 (0.01) | ||||||||||
| E(B-V) | 0.050 | ||||||||||
* 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.