All names: Gaia EDR3 4426365777407563648, Gaia DR2 4426365777407563648, 2MASS J15501969+0512126, Gaia DR3 4426365777407563648, TIC 272675731, SDSS J155019.68+051212.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 50 19.60 (0.08) | 15 50 19.67 | 15 50 19.60 (0.09) | 15 50 19.69 | 15 50 19.69 (0.08) | |||
| Declination | 05 12 12.04 (0.07) | 05 12 12.53 | 05 12 12.06 (0.08) | 05 12 12.64 | 05 12 12.67 (0.07) | |||
| Spectral type | WD+M | M2V | ||||||
| Effective temperature | [K] | |||||||
| log(g) | [cgs] | |||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 3.48 (0.09) | 3.38 (0.1) | 3.48 (0.09) | ||||
| Distance | [pc] | 287.08 (8) | 295.78 (10) | 287.08 (8) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -85.354918 (0.1) | -85.59420368 (0.2) | -85.355 (0.1) | ||||
| Proper motion (declination) | [mas/yr] | -39.30870879 (0.08) | -39.27542087 (0.2) | -39.309 (0.08) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.87 (0.03) | |||||||
| H magnitude | 14.30 (0.03) | |||||||
| K magnitude | 14.08 (0.07) | |||||||
| u magnitude | 22.01 (0.2) | 21.65 | 21.70 (0.2) | |||||
| g magnitude | 19.35 (0.01) | 19.36 | 19.38 (0.01) | |||||
| r magnitude | 17.94 (0.007) | 17.90 | 17.92 (0.007) | |||||
| i magnitude | 16.83 (0.005) | 16.82 | 16.81 (0.005) | |||||
| z magnitude | 16.21 (0.007) | 16.21 | 16.21 (0.008) | |||||
| G magnitude | 17.49 (0.02) | 17.52 | 17.49 (0.003) | |||||
| BP magnitude | 18.82 (0.02) | 18.82 | ||||||
| RP magnitude | 16.37 (0.003) | 16.39 | ||||||
| Pan g magnitude | 19.14 (0.005) | |||||||
| Pan r magnitude | 17.93 (0.006) | |||||||
| Pan i magnitude | 16.81 (0.003) | |||||||
| Pan z magnitude | 16.30 (0.003) | |||||||
| Pan y magnitude | 16.07 (0.004) | |||||||
| E(B-V) | 0.039 | |||||||
* 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.