All names: SDSS J141927.30+470657.1, Gaia DR2 1506870073004616960, Gaia EDR3 1506870073004616960, WIRED J141927.30+470657.0, WD 1417+473, Gaia DR3 1506870073004616960, SDSS J141927.30+470657.0, [HHD2009] SDSS J1419+4706, 2MASS J14192731+4706566, [SGR2010] J1419+4706, LAMOST J141927.30+470657.0, TIC 168766767, SDSS J141927.20+470657.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Guo et al. 2015 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 19 27.28 (0.06) | 14 19 27.31 | 14 19 27.28 (0.08) | 14 19 27.30 | 14 19 27.30 (0.06) | 14 19 27.30 | 14 19 26.74 | 14 19 27.30 | ||||
| Declination | 47 06 57.23 (0.06) | 47 06 57.01 | 47 06 57.22 (0.08) | 47 06 56.99 | 47 06 56.97 (0.06) | 47 06 57.06 | 47 06 51.48 | 47 06 57.06 | ||||
| Spectral type | DA+M | DA+M | DA+dMe | DA+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 28907.0 (1008) | 6300.0 (1) | 6300.0 (3) | ||||||||
| log(g) | [cgs] | 7.99 (0.2) | 8.69 (0.1) | 10.00 (0.003) | ||||||||
| Mass | [M☉] | 0.64 (0.1) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 1.57 (0.08) | 1.49 (0.1) | 1.57 (0.08) | ||||||||
| Distance | [pc] | 638.20 (33) | 671.45 (50) | 259.00 (30) | 638.20 (33) | |||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -12.43048689 (0.08) | -12.40330753 (0.1) | -12.43 (0.08) | -7.9 | |||||||
| Proper motion (declination) | [mas/yr] | 16.31733257 (0.08) | 16.33713235 (0.1) | 16.317 (0.08) | 15.3 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 15.55 (0.06) | |||||||||||
| H magnitude | 14.93 (0.07) | |||||||||||
| K magnitude | 14.81 (0.1) | |||||||||||
| u magnitude | 19.06 (0.02) | 19.04 | 19.06 (0.02) | 19.04 (0.03) | 19.04 | 19.06 (0.03) | ||||||
| g magnitude | 18.73 (0.008) | 18.73 | 18.74 (0.008) | 18.73 (0.03) | 18.73 | 18.73 (0.03) | ||||||
| r magnitude | 18.25 (0.007) | 18.24 | 18.25 (0.007) | 18.24 (0.02) | 18.24 | 18.25 (0.02) | ||||||
| i magnitude | 17.42 (0.006) | 17.40 | 17.43 (0.006) | 17.40 (0.02) | 17.40 | 17.41 (0.02) | ||||||
| z magnitude | 16.89 (0.01) | 16.88 | 16.89 (0.01) | 16.88 (0.02) | 16.88 | 16.90 (0.02) | ||||||
| G magnitude | 17.85 (0.01) | 17.88 | 17.85 (0.003) | |||||||||
| BP magnitude | 18.57 (0.01) | 18.60 | ||||||||||
| RP magnitude | 16.95 (0.007) | 16.96 | ||||||||||
| Pan g magnitude | 18.69 (0.006) | |||||||||||
| Pan r magnitude | 18.20 (0.006) | |||||||||||
| Pan i magnitude | 17.37 (0.004) | |||||||||||
| Pan z magnitude | 16.95 (0.007) | |||||||||||
| Pan y magnitude | 16.74 (0.009) | |||||||||||
| E(B-V) | 0.020 | |||||||||||
* 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.