All names: 2MASS J03060499-2029322, UCAC4 348-003354, USNO-B1.0 0695-00036580, EC 03038-2041, WISE J030604.98-202933.1, WD 0303-206, Gaia EDR3 5103714555575829888, WDJ030605.00-202932.16, TIC 257555898, Gaia DR3 5103714555575829888, J0306-2029, Gaia DR2 5103714555575829888, HE 0303-2041, PHL 1467
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Gaia DR2 | Stilism | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 06 05.00 (0.03) | 03 06 05.00 (0.05) | 03 06 05.00 | 03 06 05.00 (0.03) | 03 06 05.00 | 03 06 04.63 | |||||
| Declination | -20 29 33.38 (0.03) | -20 29 33.34 (0.04) | -20 29 33.38 | -20 29 32.16 (0.03) | -20 29 33.34 | -20 29 26.52 | |||||
| Spectral type | DA | DA | DA | DA5.0 | |||||||
| Effective temperature | [K] | 9918.0 (35) | 10006.0 (10) | 9982.0 (75) | |||||||
| log(g) | [cgs] | 8.09 (0.008) | 8.13 (0.01) | 8.09 (0.01) | |||||||
| Mass | [M☉] | 0.653 (0.007) | 0.656 (0.01) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.7300 | |||||||||
| 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] | 16.71 (0.04) | 16.84 (0.06) | 16.84 (0.06) | 16.71 | 16.71 (0.04) | 16.84 (0.06) | ||||
| Distance | [pc] | 59.84 (0.2) | 59.38 (0.2) | 59.37 (0.2) | 59.84 | 59.84 (0.2) | 59.37 (0.2) | ||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -0.496972085 (0.04) | -0.285113711 (0.1) | -0.497 (0.04) | -0.285113711 | ||||||
| Proper motion (declination) | [mas/yr] | -76.21413541 (0.05) | -76.09415642 (0.1) | -76.214 (0.05) | -76.09415642 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 16.26 | 16.51 (0.1) | |||||||||
| V magnitude | 16.12 (0.03) | ||||||||||
| R magnitude | 16.18 (0.3) | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.08 (0.01) | 15.97 (0.08) | |||||||||
| H magnitude | 15.98 (0.1) | 15.98 (0.1) | |||||||||
| K magnitude | 16.09 (0.03) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | 16.30 (0.01) | ||||||||||
| r magnitude | 16.19 (0.01) | ||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 16.20 (0.006) | 16.21 | 16.20 | 16.20 (0.003) | 16.21 | ||||||
| BP magnitude | 16.25 (0.006) | 16.25 | 16.25 | ||||||||
| RP magnitude | 16.10 (0.004) | 16.10 | 16.10 | ||||||||
| Pan g magnitude | 16.20 (0.001) | 16.20 (0.001) | |||||||||
| Pan r magnitude | 16.29 (0.004) | 16.29 (0.004) | |||||||||
| Pan i magnitude | 16.40 (0.006) | 16.40 (0.006) | |||||||||
| Pan z magnitude | 16.59 (0.005) | 16.59 (0.004) | |||||||||
| Pan y magnitude | 16.67 (0.005) | 16.67 (0.007) | |||||||||
| E(B-V) | 0.001 | ||||||||||
* 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.