GD 325
All names: PPMX J133601.9+482846, EGGR 359, UCAC4 693-053980, GJ 2103, 1SWASP J133601.94+482846.7, LAMOST J133601.79+482846.1, PM J13360+4828, WD 1333+487, SDSS J133601.78+482846.0, NSV 19892, WDJ133601.82+482846.25, UBV M 43064, PLX 3112.01, 13360+4828, USNO 534, Gaia DR3 1552488776081383040, PG 1334+487, GD 325, Gaia DR2 1552488776081383040, WD 1333+48, GEN# +6.10060325, Gaia EDR3 1552488776081383040, AAVSO 1331+48
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | McCleery et al. 2020 | MWDD HE | Gaia DR2 | Bedard et al. 2017 | Stilism | Limoges et al. 2015 | Bergeron et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 36 01.61 (0.01) | 13 36 01.61 (0.02) | 13 36 01.61 (0.02) | 13 36 01.61 | 13 36 01.82 (0.01) | 13 36 01.61 | 13 36 02.23 | ||||||||
| Declination | 48 28 45.56 (0.02) | 48 28 45.58 (0.03) | 48 28 45.58 (0.03) | 48 28 45.56 | 48 28 46.25 (0.02) | 48 28 45.58 | 48 28 42.96 | ||||||||
| Spectral type | DB | DB+dM | DB+dM | DBA | DB+dM | DB | DB | DB4 | DB | ||||||
| Effective temperature | [K] | 14480.0 (242) | 14066.1 (138) | 14555.0 | 15420.0 (242) | 15330.0 (293) | 15320.0 (377) | 15045.0 (97) | |||||||
| log(g) | [cgs] | 7.92 (0.03) | 7.88 (0.02) | 7.94 | 8.01 (0.09) | 7.95 (0.2) | 8.03 (0.09) | 7.99 (0.007) | |||||||
| Mass | [M☉] | 0.544 (0.02) | 0.555 | 0.53 (0.2) | 0.56 (0.1) | 0.61 (0.05) | 0.581 (0.006) | ||||||||
| log(Luminosity) | [L☉] | -2.07 | -2.11 | ||||||||||||
| Cooling age | [Gyr] | 0.1987 | 0.2089 | ||||||||||||
| log(H/He) | <-5.40 (0.3) | ||||||||||||||
| log(C/He) | |||||||||||||||
| log(Ca/He) | |||||||||||||||
| log(Ca/H) | |||||||||||||||
| log(N/He) | |||||||||||||||
| log(O/He) | |||||||||||||||
| log(Na/He) | |||||||||||||||
| log(Mg/He) | |||||||||||||||
| 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) | |||||||||||||||
| log(Co/He) | |||||||||||||||
| log(Ni/He) | |||||||||||||||
| log(Cu/He) | |||||||||||||||
| log(Zn/He) | |||||||||||||||
| log(Ga/He) | |||||||||||||||
| log(Ge/He) | |||||||||||||||
| log(Sr/He) | |||||||||||||||
| Parallax | [mas] | 27.13 (0.02) | 27.13 (0.02) | 27.09 (0.04) | 27.09 (0.04) | 28.60 (3) | 27.13 | 27.13 (0.02) | 27.09 (0.04) | 29.50 (35) | |||||
| Distance | [pc] | 36.86 (0.03) | 36.86 (0.03) | 36.91 (0.05) | 36.91 (0.05) | 35.00 (4) | 35.00 (4) | 35.00 | 36.86 | 36.86 (0.03) | 36.91 (0.05) | 33.90 (40) | |||
| Composition | He | He | He | He | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -133.9475597 (0.02) | -134.0974771 (0.04) | -133.948 (0.02) | -134.0974771 | ||||||||||
| Proper motion (declination) | [mas/yr] | -42.90493133 (0.02) | -42.9796436 (0.05) | -42.905 (0.02) | -42.9796436 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 13.91 (0.05) | ||||||||||||||
| V magnitude | 14.02 | 13.98 (0.04) | |||||||||||||
| R magnitude | 14.42 (0.2) | ||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | |||||||||||||||
| H magnitude | |||||||||||||||
| K magnitude | |||||||||||||||
| u magnitude | 13.87 (0.01) | 13.87 (0.003) | |||||||||||||
| g magnitude | 13.93 (0.05) | 13.90 (0.002) | |||||||||||||
| r magnitude | 14.24 (0.01) | 14.20 (0.003) | |||||||||||||
| i magnitude | 14.52 (0.02) | 14.46 (0.003) | |||||||||||||
| z magnitude | 14.70 (0.1) | 14.71 (0.004) | |||||||||||||
| G magnitude | 14.07 (0.001) | 14.09 | 14.09 | 14.07 | 14.07 (0.003) | 14.09 | |||||||||
| BP magnitude | 14.00 (0.001) | 13.96 | 13.96 | ||||||||||||
| RP magnitude | 14.14 (0.002) | 14.14 | 14.14 | ||||||||||||
| Pan g magnitude | 13.98 (0.005) | ||||||||||||||
| Pan r magnitude | 14.25 (0.004) | ||||||||||||||
| Pan i magnitude | 14.50 (0.003) | ||||||||||||||
| Pan z magnitude | 14.73 (0.003) | ||||||||||||||
| Pan y magnitude | 14.85 (0.008) | ||||||||||||||
| E(B-V) | 0.002 | ||||||||||||||
* Constant surface field
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