All names: WIRED J211043.24+093756.8, [SGR2010] J2110+0937, 2MASS J21104323+0937569, Gaia DR3 1744210824774829824, TIC 354663379, Gaia DR2 1744210824774829824, SDSS J211043.24+093756.8, SDSS J211043.23+093756.8, SDSS J211043.23+093756.7, [HHD2009] SDSS J2110+0937, WD 2108+094, Gaia EDR3 1744210824774829824, SDSS J211043.24+093756.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 21 10 43.25 (0.1) | 21 10 43.25 | 21 10 43.25 (0.2) | 21 10 43.24 | 21 10 43.23 (0.1) | 21 10 43.24 | 21 10 43.18 | 21 10 43.24 | |||||
| Declination | 09 37 56.91 (0.1) | 09 37 56.85 | 09 37 56.90 (0.2) | 09 37 56.78 | 09 37 56.84 (0.1) | 09 37 56.80 | 09 37 53.40 | 09 37 56.85 | |||||
| Spectral type | DA+M | DA+M | DA | DA+M | DA+M | DA d | DA+M | ||||||
| Effective temperature | [K] | 30189.0 (397) | 29387.0 (525) | 30600.0 (580) | 8086.0 (52) | 7641.0 (60) | |||||||
| log(g) | [cgs] | 7.84 (0.1) | 7.96 (0.1) | 7.84 (0.1) | 8.60 (0.08) | 7.99 (0.09) | |||||||
| Mass | [M☉] | 0.57 (0.05) | 0.62 (0.07) | 0.57 (0.06) | |||||||||
| log(Luminosity) | [L☉] | -0.78 (0.07) | |||||||||||
| Cooling age | [Gyr] | 0.0085 (0.0004) | 0.0098 | ||||||||||
| 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] | 1.77 (0.2) | 1.97 (0.3) | 1.77 (0.2) | |||||||||
| Distance | [pc] | 566.04 (59) | 508.77 (70) | 637.00 (256) | 566.03 (59) | ||||||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 16.06537449 (0.2) | 15.90498471 (0.5) | 16.065 (0.2) | 13.5 | ||||||||
| Proper motion (declination) | [mas/yr] | 3.958458057 (0.1) | 3.204922431 (0.4) | 3.958 (0.1) | -4.3 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 15.83 (0.09) | ||||||||||||
| H magnitude | 15.33 (0.1) | ||||||||||||
| K magnitude | 14.71 (0.1) | ||||||||||||
| u magnitude | 18.35 (0.02) | 18.26 | 18.24 (0.02) | 18.26 (0.02) | 18.26 | 18.29 (0.02) | |||||||
| g magnitude | 18.42 (0.007) | 18.39 | 18.36 (0.007) | 18.39 (0.01) | 18.39 | 18.40 (0.01) | |||||||
| r magnitude | 18.47 (0.009) | 18.53 | 18.48 (0.009) | 18.53 (0.02) | 18.53 | 18.53 (0.02) | |||||||
| i magnitude | 17.82 (0.008) | 17.81 | 17.81 (0.007) | 17.81 (0.01) | 17.81 | 17.81 (0.01) | |||||||
| z magnitude | 17.19 (0.01) | 17.18 | 17.15 (0.01) | 17.18 (0.02) | 17.18 | 17.17 (0.02) | |||||||
| G magnitude | 18.10 (0.02) | 18.09 | 18.10 (0.003) | ||||||||||
| BP magnitude | 18.43 (0.02) | 18.36 | |||||||||||
| RP magnitude | 17.37 (0.009) | 17.37 | |||||||||||
| Pan g magnitude | 18.43 (0.005) | ||||||||||||
| Pan r magnitude | 18.50 (0.006) | ||||||||||||
| Pan i magnitude | 17.86 (0.004) | ||||||||||||
| Pan z magnitude | 17.33 (0.004) | ||||||||||||
| Pan y magnitude | 17.02 (0.008) | ||||||||||||
| 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.