GD 337
All names: WD 1433+53, SBC9 3377, PLX 3302.02, SDSS J143443.25+533521.6, Gaia DR2 1606753179605063936, WD 1433+538, USNO 481, PG 1433+538, SBSS 1433+538, WIRED J143443.24+533521.2, LAMOST J143443.24+533521.2, TIC 357389336, Gaia EDR3 1606753179605063936, 2MASS J14344329+5335212, CBS 276, SDSS J143443.10+533521.4, [HHD2009] SDSS J1434+5335, SDSS J143443.25+533521.2, GD 337, Gaia DR3 1606753179605063936, EGGR 363, SDSS J143443.24+533521.2, [SGR2010] J1434+5335
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Gianninas et al. 2011 | Tremblay et al. 2011 | Liebert et al. 2005 | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 34 43.06 (0.02) | 14 34 43.24 | 14 34 43.06 (0.04) | 14 34 43.24 | 14 34 43.06 | 14 34 43.29 (0.02) | 14 34 43.25 | 14 34 43.18 | 14 34 43.25 | ||||||||
| Declination | 53 35 21.56 (0.02) | 53 35 21.25 | 53 35 21.55 (0.04) | 53 35 21.19 | 53 35 21.56 | 53 35 21.19 (0.02) | 53 35 21.24 | 53 35 25.80 | 53 35 21.24 | ||||||||
| Spectral type | DA+M | DA+M | DA | DA | DA | DA3+K | DA+M | DA+DK | DA+M | DA+MS | |||||||
| Effective temperature | [K] | 9304.0 | 21785.0 (209) | 23260.0 (379) | 23380.0 (170) | 22410.0 (358) | 21203.0 (134) | 21529.0 (129) | |||||||||
| log(g) | [cgs] | 6.36 | 7.74 (0.04) | 7.82 (0.05) | 7.80 (0.02) | 7.80 (0.05) | 7.64 (0.02) | 7.70 (0.02) | |||||||||
| Mass | [M☉] | 0.096 | 0.49 (0.02) | 0.54 (0.02) | 0.53 (0.01) | 0.53 (0.02) | |||||||||||
| log(Luminosity) | [L☉] | -1.28 | |||||||||||||||
| Cooling age | [Gyr] | 0.0229 | 0.0355 | ||||||||||||||
| 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] | 6.86 (0.03) | 6.83 (0.05) | 6.86 | 6.86 (0.03) | 2.40 (53) | |||||||||||
| Distance | [pc] | 145.86 (0.6) | 146.44 (1) | 768.00 (89) | 149.00 | 148.00 | 145.86 | 145.86 (0.6) | 416.67 (9201) | ||||||||
| Composition | H | H | H | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -132.505537 (0.03) | -132.5380126 (0.08) | -132.506 (0.03) | -130.0 | ||||||||||||
| Proper motion (declination) | [mas/yr] | 23.53338821 (0.03) | 23.50862302 (0.08) | 23.533 (0.03) | 22.5 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | WDMS | WDMS | WDMS | WDMS | |||||||||||||
| B magnitude | 16.06 | ||||||||||||||||
| V magnitude | 16.09 | 16.09 | |||||||||||||||
| R magnitude | |||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 14.67 (0.04) | ||||||||||||||||
| H magnitude | 14.22 (0.05) | ||||||||||||||||
| K magnitude | 13.92 (0.04) | ||||||||||||||||
| u magnitude | 15.94 (0.005) | 15.92 | 15.94 (0.005) | 15.92 (0.02) | 15.92 | 15.96 (0.02) | |||||||||||
| g magnitude | 15.93 (0.004) | 15.94 | 15.93 (0.004) | 15.94 (0.02) | 15.94 | 15.97 (0.02) | |||||||||||
| r magnitude | 16.26 (0.004) | 16.25 | 16.26 (0.004) | 16.25 (0.01) | 16.25 | 16.26 (0.01) | |||||||||||
| i magnitude | 16.17 (0.005) | 16.19 | 16.17 (0.005) | 16.19 (0.01) | 16.19 | 16.19 (0.01) | |||||||||||
| z magnitude | 15.90 (0.007) | 15.93 | 15.90 (0.007) | 15.93 (0.02) | 15.93 | 15.92 (0.02) | |||||||||||
| G magnitude | 15.99 (0.002) | 16.00 | 15.99 | 15.99 (0.003) | |||||||||||||
| BP magnitude | 16.04 (0.002) | 16.00 | |||||||||||||||
| RP magnitude | 15.78 (0.003) | 15.79 | |||||||||||||||
| Pan g magnitude | 15.98 (0.004) | ||||||||||||||||
| Pan r magnitude | 16.27 (0.004) | ||||||||||||||||
| Pan i magnitude | 16.19 (0.003) | ||||||||||||||||
| Pan z magnitude | 15.98 (0.003) | ||||||||||||||||
| Pan y magnitude | 15.81 (0.006) | ||||||||||||||||
| E(B-V) | 0.014 | ||||||||||||||||
* Constant surface field
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