All names: SDSS J162103.21+284506.6, TIC 236418984, Gaia DR3 1317530455553543424, 2MASS J16210321+2845071, SDSS J162103.22+284506.6, SDSS J162103.21+284506.5
| Parameter | Unit | Pan-STARRS DR1 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|
| Right ascension | 16 21 03.21 | 16 21 03.21 (0.4) | 16 21 03.22 | ||
| Declination | 28 45 06.65 | 28 45 06.98 (0.5) | 28 45 06.59 | ||
| Spectral type | M2V | M2_NOTWD | |||
| Effective temperature | [K] | 6300.0 (3) | |||
| log(g) | [cgs] | 5.00 (0.003) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 4.16 (0.6) | |||
| Distance | [pc] | 240.17 (35) | |||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 11.754 (0.6) | |||
| Proper motion (declination) | [mas/yr] | -123.064 (0.7) | |||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 13.79 (0.03) | ||||
| H magnitude | 13.28 (0.03) | ||||
| K magnitude | 13.03 (0.03) | ||||
| u magnitude | 20.51 (0.05) | 20.50 (0.06) | 20.50 (0.06) | ||
| g magnitude | 18.11 (0.006) | 18.11 (0.006) | 18.12 (0.02) | ||
| r magnitude | 16.74 (0.005) | 16.75 (0.005) | 16.76 (0.01) | ||
| i magnitude | 15.67 (0.005) | 15.67 (0.005) | 15.68 (0.01) | ||
| z magnitude | 15.08 (0.006) | 15.09 (0.006) | 15.10 (0.02) | ||
| G magnitude | 16.51 (0.007) | ||||
| BP magnitude | |||||
| RP magnitude | |||||
| Pan g magnitude | 17.91 (0.007) | ||||
| Pan r magnitude | 16.75 (0.005) | ||||
| Pan i magnitude | 15.68 (0.001) | ||||
| Pan z magnitude | 15.19 (0.002) | ||||
| Pan y magnitude | 14.94 (0.003) | ||||
| E(B-V) | |||||
* 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.