All names: Gaia EDR3 1386631943861291648, Gaia DR3 1386631943861291648, SDSS J161239.06+455132.2, [SGR2010] J1612+4551, TIC 219488274, [HHD2009] SDSS J1612+4551, WD 1611+459, SDSS J161239.06+455132.3, WIRED J161239.06+455132.2, Gaia DR2 1386631943861291648, 2MASS J16123909+4551325
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 12 39.07 (0.1) | 16 12 39.06 | 16 12 39.07 (0.1) | 16 12 39.06 | 16 12 39.06 (0.1) | 16 12 39.06 | 16 12 38.33 | 16 12 39.06 | |||||
| Declination | 45 51 32.42 (0.1) | 45 51 32.26 | 45 51 32.42 (0.2) | 45 51 32.18 | 45 51 32.29 (0.1) | 45 51 32.23 | 45 51 30.60 | 45 51 32.24 | |||||
| Spectral type | DA+M | DA | DA+dM | DA+M | DA d | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 14852.0 (676) | 12450.0 (540) | 9313.0 (69) | 9127.0 (88) | ||||||||
| log(g) | [cgs] | 8.18 (0.2) | 8.52 (0.1) | 7.84 (0.1) | 7.78 (0.1) | ||||||||
| Mass | [M☉] | 0.727 (0.1) | 0.94 (0.06) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.8511 | |||||||||||
| 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] | 2.47 (0.1) | 2.38 (0.2) | 2.47 (0.1) | |||||||||
| Distance | [pc] | 404.26 (21) | 420.80 (29) | 339.00 (180) | 404.25 (21) | ||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 0.774340153 (0.1) | 0.92592072 (0.3) | 0.774 (0.1) | 4.4 | ||||||||
| Proper motion (declination) | [mas/yr] | 8.068690418 (0.2) | 7.22540934 (0.4) | 8.069 (0.2) | 3.4 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | WDMS | WDMS | WDMS | WDMS | |||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.62 (0.1) | ||||||||||||
| H magnitude | 15.64 (0.1) | ||||||||||||
| K magnitude | 15.41 (0.09) | ||||||||||||
| u magnitude | 19.30 (0.03) | 19.26 | 19.28 (0.03) | 19.26 (0.03) | 19.26 | 19.27 (0.03) | |||||||
| g magnitude | 18.86 (0.009) | 18.88 | 18.87 (0.009) | 18.88 (0.02) | 18.88 | 18.87 (0.02) | |||||||
| r magnitude | 18.88 (0.01) | 18.88 | 18.89 (0.01) | 18.88 (0.02) | 18.88 | 18.87 (0.02) | |||||||
| i magnitude | 18.41 (0.01) | 18.40 | 18.41 (0.01) | 18.40 (0.02) | 18.40 | 18.41 (0.02) | |||||||
| z magnitude | 18.04 (0.03) | 18.04 | 18.05 (0.03) | 18.04 (0.04) | 18.04 | 18.05 (0.04) | |||||||
| G magnitude | 18.62 (0.03) | 18.64 | 18.62 (0.003) | ||||||||||
| BP magnitude | 18.95 (0.03) | 18.91 | |||||||||||
| RP magnitude | 18.05 (0.02) | 18.05 | |||||||||||
| Pan g magnitude | 18.90 (0.008) | ||||||||||||
| Pan r magnitude | 18.90 (0.007) | ||||||||||||
| Pan i magnitude | 18.44 (0.005) | ||||||||||||
| Pan z magnitude | 18.08 (0.005) | ||||||||||||
| Pan y magnitude | 17.86 (0.02) | ||||||||||||
| E(B-V) | 0.018 | ||||||||||||
* 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.