All names: Gaia DR2 1429618420396285952, UCAC4 727-050835, SDSS J161316.62+552125.9, WISE J161316.59+552126.0, TIC 207427565, SBSS 1612+554, Gaia DR3 1429618420396285952, SDSS J161316.61+552125.9, Gaia EDR3 1429618420396285952, J1613+5521, USNO-A2.0 1425-08468104, HS 1612+5528, 2MASS J16131666+5521262, WD 1612+554, WDJ161316.63+552125.97, SBSS 1612+555, WISEA J161316.58+552125.8, SDSS J161316.62+552126.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 13 16.58 (0.03) | 16 13 16.58 (0.04) | 16 13 16.58 | 16 13 16.63 (0.03) | 16 13 16.58 | 16 13 16.30 | |||||||
| Declination | 55 21 25.85 (0.03) | 55 21 25.85 (0.04) | 55 21 25.85 | 55 21 25.96 (0.03) | 55 21 25.85 | 55 21 21.96 | |||||||
| Spectral type | DA | DA | DA | DA | DA | DA4.2 | DA | ||||||
| Effective temperature | [K] | 11642.0 (80) | 11645.0 (81) | 11575.0 | 12010.0 (205) | 11857.0 (97) | |||||||
| log(g) | [cgs] | 8.07 (0.006) | 8.05 (0.006) | 8.05 | 8.30 (0.06) | 8.09 (0.008) | |||||||
| Mass | [M☉] | 0.644 (0.005) | 0.638 (0.006) | 0.633 | 0.79 (0.04) | 0.661 (0.007) | |||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.4387 | |||||||||||
| log(H/He) | |||||||||||||
| log(C/He) | |||||||||||||
| log(Ca/He) | |||||||||||||
| log(Ca/H) | |||||||||||||
| log(C/H) | |||||||||||||
| log(N/H) | |||||||||||||
| log(O/H) | |||||||||||||
| log(Na/H) | |||||||||||||
| log(Mg/H) | |||||||||||||
| log(Al/H) | |||||||||||||
| log(Si/H) | |||||||||||||
| log(P/H) | |||||||||||||
| log(S/H) | |||||||||||||
| log(Sc/H) | |||||||||||||
| log(Ti/H) | |||||||||||||
| log(Cr/H) | |||||||||||||
| log(Mn/H) | |||||||||||||
| log(Fe/H) | |||||||||||||
| log(Ni/H) | |||||||||||||
| Parallax | [mas] | 15.16 (0.03) | 15.06 (0.04) | 15.16 | 15.16 (0.03) | 15.06 (0.04) | |||||||
| Distance | [pc] | 65.94 (0.1) | 66.42 (0.2) | 75.00 | 65.94 | 65.94 (0.1) | 66.42 (0.2) | ||||||
| Composition | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -27.55669982 (0.04) | -27.58469951 (0.08) | -27.557 (0.04) | -27.58469951 | ||||||||
| Proper motion (declination) | [mas/yr] | -7.258479028 (0.04) | -7.392439071 (0.09) | -7.258 (0.04) | -7.392439071 | ||||||||
| Variability | NOV | ||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 16.23 (0.01) | ||||||||||||
| V magnitude | 15.86 (0.07) | ||||||||||||
| R magnitude | 16.16 (0.2) | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.08 (0.09) | ||||||||||||
| H magnitude | 16.20 (0.2) | ||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 16.29 (0.006) | 16.27 (0.006) | |||||||||||
| g magnitude | 15.85 (0.003) | 15.87 (0.003) | |||||||||||
| r magnitude | 16.05 (0.003) | 16.05 (0.004) | |||||||||||
| i magnitude | 16.25 (0.004) | 16.24 (0.004) | |||||||||||
| z magnitude | 16.45 (0.008) | 16.45 (0.009) | |||||||||||
| G magnitude | 15.94 (0.002) | 15.96 | 15.94 | 15.94 (0.003) | 15.96 | ||||||||
| BP magnitude | 15.96 (0.002) | 15.94 | 15.94 | ||||||||||
| RP magnitude | 15.95 (0.003) | 15.96 | 15.96 | ||||||||||
| Pan g magnitude | 15.88 (0.006) | ||||||||||||
| Pan r magnitude | 16.06 (0.004) | ||||||||||||
| Pan i magnitude | 16.25 (0.003) | ||||||||||||
| Pan z magnitude | 16.46 (0.003) | ||||||||||||
| Pan y magnitude | 16.61 (0.005) | ||||||||||||
| E(B-V) | 0.009 | ||||||||||||
* 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.