LHS 2607
All names: LSPM J1242+2957, Gaia EDR3 4011194202932877696, J1242+2957, SDSS J124212.00+295755.7, LHS 2607, Gaia DR2 4011194202932877696, LP 321-98, SDSS J124212.00+295755.6, USNO-B1.0 1199-00202697, WDJ124212.17+295757.17, 1239+302, GSC2U J124212.6+295801, WD 1239+302, NLTT 31601, Gaia DR3 4011194202932877696
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Leggett et al. 2018 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 42 11.56 (0.2) | 12 42 12.00 | 12 42 11.58 (0.2) | 12 42 11.56 | 12 42 12.17 (0.2) | 12 42 11.58 | 12 42 11.88 | 12 42 12.00 | |||||||||
| Declination | 29 57 51.64 (0.1) | 29 57 55.69 | 29 57 51.81 (0.1) | 29 57 51.64 | 29 57 57.17 (0.1) | 29 57 51.81 | 29 57 51.84 | 29 57 55.71 | |||||||||
| Spectral type | DA: | DA | DA10.1 | DC | DC | DC: | DA | DC | DA | DC | DC | ||||||
| Effective temperature | [K] | 4822.0 (52) | 4924.0 (30) | 4969.0 (75) | 4871.0 | 4551.0 | 5037.0 (91) | 6300.0 (3) | |||||||||
| log(g) | [cgs] | 7.96 (0.03) | 8.05 (0.02) | 8.24 (0.05) | 8.01 | 7.79 | 8.12 (0.04) | 9.99 (0.02) | |||||||||
| Mass | [M☉] | 0.556 (0.02) | 0.612 (0.02) | 0.736 (0.04) | 0.587 | 0.449 | 0.657 (0.04) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||||||
| Cooling age | [Gyr] | 7.0600 | 7.9960 (0.4) | 6.4250 | 4.7690 | ||||||||||||
| 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] | 18.52 (0.2) | 18.52 (0.2) | 20.55 (0.7) | 18.52 (0.2) | 18.52 | 18.52 (0.2) | 18.52 (0.2) | |||||||||
| Distance | [pc] | 54.01 (0.6) | 54.00 (0.7) | 48.66 (2) | 54.01 (0.7) | 54.01 | 54.01 (0.6) | 54.01 (0.7) | |||||||||
| Composition | H | H | |||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -495.6856153 (0.2) | -495.8394943 (0.3) | -495.686 (0.2) | -495.839 | ||||||||||||
| Proper motion (declination) | [mas/yr] | -346.0466125 (0.2) | -345.9684823 (0.2) | -346.047 (0.2) | -345.968 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | |||||||||||||||||
| B magnitude | 19.80 | ||||||||||||||||
| V magnitude | |||||||||||||||||
| R magnitude | 18.70 | ||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 17.39 (0.02) | ||||||||||||||||
| H magnitude | 17.08 (0.04) | ||||||||||||||||
| K magnitude | 17.01 (0.06) | ||||||||||||||||
| u magnitude | 21.19 (0.1) | 21.19 (0.1) | 21.19 (0.1) | 21.19 (0.1) | 21.16 (0.1) | ||||||||||||
| g magnitude | 19.42 (0.01) | 19.42 (0.01) | 19.42 (0.01) | 19.44 (0.02) | |||||||||||||
| r magnitude | 18.65 (0.009) | 18.65 (0.009) | 18.65 (0.009) | 18.66 (0.02) | |||||||||||||
| i magnitude | 18.35 (0.01) | 18.35 (0.01) | 18.35 (0.01) | 18.36 (0.02) | |||||||||||||
| z magnitude | 18.25 (0.03) | 18.25 (0.03) | 18.25 (0.03) | 18.27 (0.04) | |||||||||||||
| G magnitude | 18.66 (0.03) | 18.69 | 18.66 | 18.66 (0.003) | 18.69 | ||||||||||||
| BP magnitude | 19.18 (0.03) | 19.20 | 19.20 | ||||||||||||||
| RP magnitude | 18.05 (0.01) | 18.04 | 18.04 | ||||||||||||||
| Pan g magnitude | 19.27 (0.01) | 19.27 (0.01) | |||||||||||||||
| Pan r magnitude | 18.64 (0.006) | 18.64 (0.006) | |||||||||||||||
| Pan i magnitude | 18.34 (0.007) | 18.34 (0.007) | |||||||||||||||
| Pan z magnitude | 18.20 (0.01) | 18.20 (0.01) | |||||||||||||||
| Pan y magnitude | 18.21 (0.02) | 18.21 (0.02) | |||||||||||||||
| E(B-V) | 0.002 | ||||||||||||||||
* Constant surface field
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