All names: 2MASS J13445113+4110364, TIC 22949112, WISEA J134451.15+411036.5, SDSS J134451.10+411036.2, WIRED J134451.10+411036.2, Gaia EDR3 1500358077950814848, SDSS J134451.11+411036.3, WD 1342+414, SDSS J134451.10+411036.3, Gaia DR2 1500358077948373120, SDSS J134451.11+411036.4, [HHD2009] SDSS J1344+4110, LAMOST J134451.10+411036.2, WISE J134451.15+411036.6
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 44 51.10 (0.2) | 13 44 51.10 | 13 44 51.15 (0.3) | 13 44 51.10 | 13 44 51.10 | 13 44 51.11 | 13 44 51.07 | 13 44 51.11 | ||||
| Declination | 41 10 36.16 (0.3) | 41 10 36.35 | 41 10 36.57 (0.3) | 41 10 36.19 | 41 10 36.35 | 41 10 36.30 | 41 10 35.04 | 41 10 36.29 | ||||
| Spectral type | DA+M | DA | DA+M | DA+M | DA d | DA+M | ||||||
| Effective temperature | [K] | 24163.0 (720) | 26060.0 (540) | 8488.0 (44) | 8229.0 (52) | |||||||
| log(g) | [cgs] | 7.69 (0.1) | 7.78 (0.08) | 8.27 (0.07) | 7.64 (0.1) | |||||||
| Mass | [M☉] | 0.48 (0.05) | 0.52 (0.04) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.0155 | ||||||||||
| 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] | 1.26 (0.4) | 2.37 (0.5) | |||||||||
| Distance | [pc] | 795.62 (258) | 421.47 (82) | 159.00 (36) | ||||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 6.962503233 (0.3) | 8.293180668 (0.4) | 4.0 (3) | 5.8 | |||||||
| Proper motion (declination) | [mas/yr] | -2.944172863 (0.4) | -3.636036341 (0.5) | 2.0 (3) | 0.7 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 15.67 (0.05) | |||||||||||
| H magnitude | 15.14 (0.06) | |||||||||||
| K magnitude | 14.92 (0.08) | |||||||||||
| u magnitude | 18.42 (0.02) | 18.38 | 18.41 (0.02) | 18.38 (0.02) | 18.38 | 18.37 (0.02) | ||||||
| g magnitude | 18.43 (0.007) | 18.52 | 18.43 (0.007) | 18.52 (0.04) | 18.52 | 18.50 (0.04) | ||||||
| r magnitude | 18.50 (0.009) | 18.62 | 18.50 (0.009) | 18.62 (0.02) | 18.62 | 18.61 (0.02) | ||||||
| i magnitude | 17.74 (0.007) | 17.85 | 17.74 (0.007) | 17.85 (0.02) | 17.85 | 17.84 (0.02) | ||||||
| z magnitude | 17.08 (0.01) | 17.19 | 17.08 (0.01) | 17.19 (0.03) | 17.19 | 17.16 (0.03) | ||||||
| G magnitude | 18.77 (0.01) | 18.79 | ||||||||||
| BP magnitude | 18.46 (0.01) | 18.45 | ||||||||||
| RP magnitude | 17.35 (0.02) | 17.31 | ||||||||||
| Pan g magnitude | 18.49 (0.02) | |||||||||||
| Pan r magnitude | 18.58 (0.01) | |||||||||||
| Pan i magnitude | 17.86 (0.007) | |||||||||||
| Pan z magnitude | 17.30 (0.008) | |||||||||||
| Pan y magnitude | 16.99 (0.01) | |||||||||||
| E(B-V) | 0.020 | |||||||||||
* 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.