All names: [SGR2010] J0754+2407, 2MASS J07542630+2407213, Gaia DR2 675463631126785792, Gaia DR3 675463631126785792, WD 0751+242, Gaia EDR3 675463631126785792, SDSS J075426.29+240721.2, TIC 171367405, SDSS J075426.29+240721.3
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 54 26.30 (0.5) | 07 54 26.30 | 07 54 26.30 (0.6) | 07 54 26.31 (0.5) | 07 54 26.18 | |||
| Declination | 24 07 20.92 (0.3) | 24 07 21.23 | 24 07 20.93 (0.3) | 24 07 21.30 (0.3) | 24 07 17.76 | |||
| Spectral type | DC+M3 | DC+M3 | ||||||
| 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] | 1.44 (0.6) | 0.66 (0.7) | 1.44 (0.6) | ||||
| Distance | [pc] | 694.21 (282) | 1515.38 (1622) | 694.20 (282) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -9.473247653 (0.6) | -11.334 (1) | -9.473 (0.6) | ||||
| Proper motion (declination) | [mas/yr] | -23.35249727 (0.3) | -25.869 (0.7) | -23.352 (0.3) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 15.88 (0.06) | |||||||
| H magnitude | 15.19 (0.06) | |||||||
| K magnitude | 15.05 (0.1) | |||||||
| u magnitude | 20.33 (0.05) | 20.35 (0.05) | 20.35 | |||||
| g magnitude | 19.85 (0.01) | 19.86 (0.01) | 19.86 | |||||
| r magnitude | 19.12 (0.01) | 19.11 (0.01) | 19.11 | |||||
| i magnitude | 17.97 (0.008) | 17.97 (0.008) | 17.97 | |||||
| z magnitude | 17.24 (0.01) | 17.23 (0.01) | 17.23 | |||||
| G magnitude | 18.82 (0.07) | 18.74 | 18.82 (0.005) | |||||
| BP magnitude | 19.56 (0.07) | 19.60 | ||||||
| RP magnitude | 17.56 (0.01) | 17.55 | ||||||
| Pan g magnitude | 19.83 (0.01) | |||||||
| Pan r magnitude | 19.17 (0.008) | |||||||
| Pan i magnitude | 18.00 (0.006) | |||||||
| Pan z magnitude | 17.41 (0.006) | |||||||
| Pan y magnitude | 17.11 (0.009) | |||||||
| E(B-V) | 0.044 | |||||||
* 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.