All names: 2MASS J14575260+0310430, Gaia DR3 1154901042149623040, SDSS J145752.59+031043.0, TIC 349772049, WD 1455+033, Gaia EDR3 1154901042149623040, Gaia DR2 1154901037853790464
| 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) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 57 52.58 (0.4) | 14 57 52.59 | 14 57 52.58 (0.3) | 14 57 52.59 | 14 57 52.61 (0.4) | 14 57 52.10 | |||
| Declination | 03 10 42.94 (0.3) | 03 10 43.01 | 03 10 42.95 (0.3) | 03 10 43.00 | 03 10 43.10 (0.3) | 03 10 36.84 | |||
| Spectral type | WD+M | D+M | WD M | ||||||
| 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] | 0.86 (0.5) | 4.98 (0.5) | 0.86 (0.5) | |||||
| Distance | [pc] | 1167.59 (628) | 200.77 (20) | 648.00 (59) | 1167.54 (628) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -30.15594511 (0.5) | -30.7144965 (0.7) | -30.156 (0.5) | |||||
| Proper motion (declination) | [mas/yr] | -9.8375313 (0.4) | -8.376294043 (0.7) | -9.838 (0.4) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.92 (0.09) | ||||||||
| H magnitude | 15.34 (0.1) | ||||||||
| K magnitude | 15.00 (0.2) | ||||||||
| u magnitude | 20.18 (0.05) | 20.21 | 20.15 (0.06) | 20.21 | |||||
| g magnitude | 18.85 (0.01) | 18.91 | 18.85 (0.01) | 18.90 | |||||
| r magnitude | 17.93 (0.007) | 18.03 | 17.93 (0.007) | 18.03 | |||||
| i magnitude | 17.36 (0.006) | 17.44 | 17.36 (0.006) | 17.44 | |||||
| z magnitude | 16.98 (0.01) | 17.05 | 16.97 (0.01) | 17.05 | |||||
| G magnitude | 18.06 (0.02) | 18.06 | 18.06 (0.02) | ||||||
| BP magnitude | 18.52 (0.02) | 18.56 | |||||||
| RP magnitude | 17.01 (0.009) | 17.02 | |||||||
| Pan g magnitude | 18.73 (0.006) | ||||||||
| Pan r magnitude | 17.97 (0.007) | ||||||||
| Pan i magnitude | 17.41 (0.003) | ||||||||
| Pan z magnitude | 17.12 (0.003) | ||||||||
| Pan y magnitude | 16.98 (0.004) | ||||||||
| E(B-V) | 0.034 | ||||||||
* 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.