All names: Gaia DR2 3727077099396496000, SDSS J135054.01+105808.0, SDSS J135054.02+105808.08, SDSS J135054.02+105808.0, J1350+1058, Gaia DR3 3727077099396496000, Gaia EDR3 3727077099396496000
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Blouin 2020 | Coutu et al. 2019 | Gaia DR2 | Hollands et al. 2017 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 50 54.00 (0.6) | 13 50 54.02 | 13 50 54.02 | 13 50 54.00 (1) | 13 50 54.02 (0.6) | ||||||
| Declination | 10 58 07.40 (0.5) | 10 58 08.08 | 10 58 08.11 | 10 58 07.42 (1) | 10 58 08.23 (0.5) | ||||||
| Spectral type | DZ | DZ | DZ | DZ | DZ | ||||||
| Effective temperature | [K] | 5176.0 (179) | 5359.0 (117) | 5120.0 (170) | 5160.0 (38) | ||||||
| log(g) | [cgs] | 8.51 (0.2) | 8.64 | 8.00 (0) | |||||||
| Mass | [M☉] | 0.902 (0.1) | 0.9925 | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 6.3400 | 6.0000 | ||||||||
| log(H/He) | <-3.0 | ||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | -9.5 (0.3) | -9.1025 (0.2) | -10.06 | -10.239 (0.07) | |||||||
| log(Ca/H) | |||||||||||
| log(N/He) | |||||||||||
| log(O/He) | |||||||||||
| log(Na/He) | |||||||||||
| log(Mg/He) | -8.3 (0.5) | -8.85 | |||||||||
| log(Al/He) | |||||||||||
| log(Si/He) | |||||||||||
| log(P/He) | |||||||||||
| log(S/He) | |||||||||||
| log(Cl/He) | |||||||||||
| log(Sc/He) | |||||||||||
| log(Ti/He) | |||||||||||
| log(V/He) | |||||||||||
| log(Cr/He) | |||||||||||
| log(Mn/He) | |||||||||||
| log(Fe/He) | -8.3 (0.5) | -8.75 | |||||||||
| log(Co/He) | |||||||||||
| log(Ni/He) | |||||||||||
| log(Cu/He) | |||||||||||
| log(Zn/He) | |||||||||||
| log(Ga/He) | |||||||||||
| log(Ge/He) | |||||||||||
| log(Sr/He) | |||||||||||
| Parallax | [mas] | 8.13 (0.9) | 9.49 | 9.49 (1) | 8.13 (0.9) | ||||||
| Distance | [pc] | 122.99 (13) | 108.91 (18) | 105.35 (15) | 105.35 (15) | 139.00 (17) | 122.99 (13) | ||||
| Composition | He | He | He | He | |||||||
| Proper motion (right ascension) | [mas/yr] | -12.51208716 (1) | -10.89892295 (3) | -12.512 (1) | |||||||
| Proper motion (declination) | [mas/yr] | -51.87157334 (0.9) | -44.76144993 (3) | -51.872 (0.9) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 24.43 (1) | 24.40 (0.9) | 24.40 (0.9) | 24.40 (0.9) | 24.43 (1) | ||||||
| g magnitude | 20.97 (0.03) | 20.97 (0.04) | 20.97 (0.04) | 20.97 (0.04) | 20.97 (0.03) | ||||||
| r magnitude | 20.39 (0.03) | 20.37 (0.03) | 20.37 (0.03) | 20.37 (0.03) | 20.39 (0.03) | ||||||
| i magnitude | 20.32 (0.03) | 20.31 (0.03) | 20.31 (0.03) | 20.31 (0.03) | 20.32 (0.03) | ||||||
| z magnitude | 20.37 (0.1) | 20.34 (0.1) | 20.34 (0.1) | 20.34 (0.1) | 20.37 (0.1) | ||||||
| G magnitude | 20.43 (0.2) | 20.49 | 20.43 (0.007) | ||||||||
| BP magnitude | 20.55 (0.2) | 20.76 | |||||||||
| RP magnitude | 19.84 (0.09) | 19.80 | |||||||||
| Pan g magnitude | 20.81 (0.03) | ||||||||||
| Pan r magnitude | 20.38 (0.02) | ||||||||||
| Pan i magnitude | 20.24 (0.02) | ||||||||||
| Pan z magnitude | 20.20 (0.07) | ||||||||||
| Pan y magnitude | 19.92 (0.02) | ||||||||||
| E(B-V) | 0.010 | ||||||||||
* 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.