All names: LAMOST J133113.90+202642.5, SDSS J133113.90+202642.5, 2MASS J13311393+2026426, Gaia DR3 1441269494143211904, TIC 441700726, Gaia DR2 1441269494143211904, Gaia EDR3 1441269494143211904
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 31 13.91 (0.06) | 13 31 13.91 | 13 31 13.91 (0.1) | 13 31 13.91 | 13 31 13.92 (0.06) | |||
| Declination | 20 26 42.42 (0.04) | 20 26 42.50 | 20 26 42.42 (0.06) | 20 26 42.54 | 20 26 42.53 (0.04) | |||
| Spectral type | WD+M | M3V | ||||||
| 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] | 2.21 (0.09) | 2.04 (0.1) | 2.21 (0.09) | ||||
| Distance | [pc] | 453.41 (18) | 489.60 (32) | 453.41 (18) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -7.26398916 (0.1) | -7.192534037 (0.3) | -7.264 (0.1) | ||||
| Proper motion (declination) | [mas/yr] | -7.053043045 (0.04) | -6.528280449 (0.09) | -7.053 (0.04) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.36 (0.03) | |||||||
| H magnitude | 13.72 (0.04) | |||||||
| K magnitude | 13.44 (0.05) | |||||||
| u magnitude | 21.18 (0.09) | 21.20 | 21.19 (0.1) | |||||
| g magnitude | 18.98 (0.01) | 18.98 | 18.98 (0.01) | |||||
| r magnitude | 17.64 (0.006) | 17.64 | 17.64 (0.006) | |||||
| i magnitude | 16.41 (0.005) | 16.41 | 16.42 (0.005) | |||||
| z magnitude | 15.76 (0.006) | 15.77 | 15.76 (0.006) | |||||
| G magnitude | 17.08 (0.01) | 17.11 | 17.08 (0.003) | |||||
| BP magnitude | 18.43 (0.01) | 18.43 | ||||||
| RP magnitude | 15.94 (0.002) | 15.95 | ||||||
| Pan g magnitude | 18.74 (0.008) | |||||||
| Pan r magnitude | 17.60 (0.003) | |||||||
| Pan i magnitude | 16.41 (0.002) | |||||||
| Pan z magnitude | 15.85 (0.004) | |||||||
| Pan y magnitude | 15.57 (0.006) | |||||||
| E(B-V) | 0.024 | |||||||
* 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.