All names: WD 1606+231, WISE J160900.06+225934.3, WISEA J160900.06+225934.2, TIC 103866949, SDSS J160900.00+225934.1, Gaia EDR3 1206565890948960512, Gaia DR2 1206565890948960512, WIRED J160900.10+225934.0, SDSS J160900.11+225934.0, SDSS J160900.10+225934.0, 2MASS J16090010+2259340, SDSS J160900.11+225934.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 09 00.04 (0.08) | 16 09 00.10 | 16 09 00.04 (0.1) | 16 09 00.10 | 16 09 00.10 | 16 08 59.66 | 16 09 00.11 | |||
| Declination | 22 59 34.30 (0.1) | 22 59 34.08 | 22 59 34.29 (0.2) | 22 59 34.01 | 22 59 34.08 | 22 59 33.36 | 22 59 34.07 | |||
| Spectral type | DB+M | DB+M | DB: d | DB+M | ||||||
| Effective temperature | [K] | 15072.0 (45) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 9.00 | 10.00 (0.003) | |||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 3.89 (0.1) | 4.20 (0.3) | |||||||
| Distance | [pc] | 256.99 (9) | 237.82 (14) | 267.00 (121) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -41.96624215 (0.1) | -42.66359628 (0.3) | -41.0 (3) | ||||||
| Proper motion (declination) | [mas/yr] | 13.50854781 (0.1) | 12.72208793 (0.4) | 15.0 (3) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.12 (0.05) | |||||||||
| H magnitude | 14.66 (0.09) | |||||||||
| K magnitude | 14.28 (0.07) | |||||||||
| u magnitude | 18.52 (0.01) | 18.49 | 18.52 (0.01) | 18.49 | 18.47 (0.02) | |||||
| g magnitude | 18.30 (0.007) | 18.36 | 18.30 (0.007) | 18.36 | 18.36 (0.02) | |||||
| r magnitude | 17.98 (0.007) | 18.04 | 17.98 (0.007) | 18.04 | 18.04 (0.02) | |||||
| i magnitude | 17.15 (0.006) | 17.22 | 17.15 (0.006) | 17.22 | 17.22 (0.02) | |||||
| z magnitude | 16.54 (0.009) | 16.56 | 16.54 (0.009) | 16.56 | 16.55 (0.03) | |||||
| G magnitude | 18.10 (0.01) | 18.09 | ||||||||
| BP magnitude | 18.25 (0.01) | 18.27 | ||||||||
| RP magnitude | 16.70 (0.005) | 16.71 | ||||||||
| Pan g magnitude | 18.39 (0.01) | |||||||||
| Pan r magnitude | 18.14 (0.006) | |||||||||
| Pan i magnitude | 17.22 (0.004) | |||||||||
| Pan z magnitude | 16.68 (0.005) | |||||||||
| Pan y magnitude | 16.43 (0.005) | |||||||||
| E(B-V) | 0.072 | |||||||||
* 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.