All names: Gaia DR3 1455087709605038208, Gaia DR2 1455087709605038208, SDSS J134145.53+284649.8, SDSS J134145.54+284649.9, Gaia EDR3 1455087709605038208, GALEX J134145.5+284650
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 41 45.53 (0.5) | 13 41 45.53 | 13 41 45.53 (0.5) | 13 41 45.54 (0.5) | 13 41 45.54 | |||
| Declination | 28 46 49.80 (0.4) | 28 46 49.89 | 28 46 49.81 (0.5) | 28 46 49.96 (0.4) | 28 46 49.92 | |||
| Spectral type | DA+M | DA+M | ||||||
| Effective temperature | [K] | 12811.0 (407) | ||||||
| log(g) | [cgs] | 7.76 (0.1) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.66 (0.6) | 0.72 (0.7) | 0.66 (0.6) | ||||
| Distance | [pc] | 1508.76 (1371) | 1379.44 (1298) | 1508.75 (1371) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -8.11081142 (0.8) | -7.376750294 (1) | -8.111 (0.8) | ||||
| Proper motion (declination) | [mas/yr] | -10.14088081 (0.6) | -13.51806489 (1) | -10.141 (0.6) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.46 (0.06) | 20.45 (0.06) | 20.44 (0.07) | |||||
| g magnitude | 20.08 (0.02) | 20.08 (0.02) | 20.09 (0.02) | |||||
| r magnitude | 20.33 (0.03) | 20.33 (0.03) | 20.34 (0.03) | |||||
| i magnitude | 20.28 (0.04) | 20.28 (0.04) | 20.32 (0.04) | |||||
| z magnitude | 19.81 (0.1) | 19.81 (0.1) | 19.83 (0.1) | |||||
| G magnitude | 20.21 (0.04) | 20.25 | 20.21 (0.005) | |||||
| BP magnitude | 20.16 (0.04) | 20.09 | ||||||
| RP magnitude | 19.82 (0.06) | 19.75 | ||||||
| Pan g magnitude | 20.09 (0.02) | |||||||
| Pan r magnitude | 20.26 (0.03) | |||||||
| Pan i magnitude | 20.28 (0.02) | |||||||
| Pan z magnitude | 19.94 (0.03) | |||||||
| Pan y magnitude | 19.62 (0.06) | |||||||
| 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.