All names: SDSS J154344.05+060135.1, WIRED J154344.05+060135.1, [HHD2009] SDSS J1543+0601, Gaia DR2 4429633830903107968, WD 1541+061, TIC 459428448, Gaia DR3 4429633830903107968, 2MASS J15434402+0601340, SDSS J154344.06+060135.1, Gaia EDR3 4429633830903107968
| 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 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 43 44.00 (0.2) | 15 43 44.06 | 15 43 44.00 (0.3) | 15 43 44.05 | 15 43 44.07 (0.2) | 15 43 44.06 | 15 43 43.87 | 15 43 44.06 | ||||
| Declination | 06 01 35.43 (0.2) | 06 01 35.12 | 06 01 35.41 (0.2) | 06 01 35.11 | 06 01 35.03 (0.2) | 06 01 35.13 | 06 01 34.32 | 06 01 35.13 | ||||
| Spectral type | DA+M | DA+M | DA+M | DA d | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 9187.0 (191) | 7822.0 (100) | 7557.0 (107) | ||||||||
| log(g) | [cgs] | 6.83 (0.6) | 6.31 (0.2) | 6.36 (0.3) | ||||||||
| Mass | [M☉] | 0.18 (0.1) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 3.31 (0.3) | 3.29 (0.3) | 3.31 (0.3) | ||||||||
| Distance | [pc] | 302.28 (26) | 304.25 (31) | 302.28 (26) | ||||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -68.62028138 (0.3) | -68.85098872 (0.6) | -68.62 (0.3) | -68.5 | |||||||
| Proper motion (declination) | [mas/yr] | 24.49302016 (0.3) | 24.756237 (0.5) | 24.493 (0.3) | 23.8 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.78 (0.01) | |||||||||||
| H magnitude | 16.43 (0.02) | |||||||||||
| K magnitude | 16.08 (0.02) | |||||||||||
| u magnitude | 20.01 (0.04) | 20.02 | 20.00 (0.04) | 20.02 (0.04) | 20.02 | 20.04 (0.04) | ||||||
| g magnitude | 19.46 (0.01) | 19.46 | 19.44 (0.01) | 19.46 (0.02) | 19.46 | 19.48 (0.02) | ||||||
| r magnitude | 19.37 (0.01) | 19.37 | 19.36 (0.01) | 19.37 (0.02) | 19.37 | 19.38 (0.02) | ||||||
| i magnitude | 18.89 (0.01) | 18.88 | 18.87 (0.01) | 18.88 (0.02) | 18.88 | 18.89 (0.02) | ||||||
| z magnitude | 18.19 (0.02) | 18.16 | 18.16 (0.02) | 18.16 (0.03) | 18.16 | 18.19 (0.03) | ||||||
| G magnitude | 19.10 (0.05) | 19.12 | 19.10 (0.004) | |||||||||
| BP magnitude | 19.56 (0.05) | 19.43 | ||||||||||
| RP magnitude | 18.44 (0.02) | 18.37 | ||||||||||
| Pan g magnitude | 19.45 (0.01) | |||||||||||
| Pan r magnitude | 19.38 (0.01) | |||||||||||
| Pan i magnitude | 18.89 (0.005) | |||||||||||
| Pan z magnitude | 18.38 (0.009) | |||||||||||
| Pan y magnitude | 18.04 (0.02) | |||||||||||
| E(B-V) | 0.034 | |||||||||||
* 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.