BD+34 2473B
All names: SDSS J135709.56+334802.6, TIC 166668903, uvby98 620020173, SDSS J135709.49+334802.9, SDSS J135709.58+334802.6, CSI+34 2473 2, J1357+3348, SDSS J135709.49+334802.92, WD 1354+34, SDSS J135709.57+334802.5, G 165-B5B, EGGR 173, WD 1354+340, WDJ135709.62+334802.45, 2MASS J13570968+3348035, Gaia DR2 1458024268941320064, CBS 381, UBV 12402, BD+34 2473B, UCAC3 248-110047, G165-B5B, Gaia DR3 1458024268941320064, USNO-B1.0 1238-00225870, ** LEP 65B, Gaia EDR3 1458024268941320064, LSPM J1357+3348E, BD+34 2473, UCAC4 620-049961, GALEX J135709.5+334803, WDS J13571+3348B
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | SDSS DR12 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Bedard et al. 2017 | Tremblay et al. 2017 | Stilism | Kepler et al. 2015 | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 57 09.41 (0.03) | 13 57 09.58 | 13 57 09.58 | 13 57 09.42 (0.04) | 13 57 09.41 | 13 57 09.62 (0.03) | 13 57 09.42 | 13 57 05.98 | |||||||||||
| Declination | 33 48 03.16 (0.03) | 33 48 02.56 | 33 48 02.56 | 33 48 03.13 (0.04) | 33 48 03.16 | 33 48 02.46 (0.03) | 33 48 03.13 | 33 48 47.52 | |||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA3.5 | DA | DA5 | DA | |||||||
| Effective temperature | [K] | 14501.0 (244) | 14504.0 (244) | 14062.0 | 14608.0 (315) | 14490.0 (290) | 15405.0 (36) | 14490.0 (289) | 15416.0 (189) | ||||||||||
| log(g) | [cgs] | 7.96 (0.01) | 7.96 (0.01) | 7.92 | 7.97 (0.06) | 8.06 (0.05) | 8.09 (0.01) | 8.06 (0.05) | 8.03 (0.01) | ||||||||||
| Mass | [M☉] | 0.59 (0.01) | 0.586 (0.01) | 0.566 | 0.57 (0.1) | 0.6609999999999999 (0.005) | 0.65 (0.03) | 0.631 (0.009) | |||||||||||
| log(Luminosity) | [L☉] | ||||||||||||||||||
| Cooling age | [Gyr] | 0.2132 | |||||||||||||||||
| 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] | 10.59 (0.04) | 10.54 (0.07) | 10.79 (0.4) | 10.59 | 10.59 (0.04) | 10.54 (0.07) | ||||||||||||
| Distance | [pc] | 94.42 (0.4) | 94.87 (0.7) | 92.70 (5) | 92.68 (4) | 89.00 | 94.42 | 94.42 (0.4) | 94.87 (0.7) | ||||||||||
| Composition | H | H | H | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -158.3203484 (0.03) | -158.3090827 (0.07) | -158.32 (0.03) | -158.309 | ||||||||||||||
| Proper motion (declination) | [mas/yr] | 43.76331281 (0.03) | 43.91711024 (0.07) | 43.763 (0.03) | 43.917 | ||||||||||||||
| Variability | |||||||||||||||||||
| Magnetic | |||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||
| Binarity | yes | ||||||||||||||||||
| B magnitude | 16.46 (0.1) | ||||||||||||||||||
| V magnitude | 16.17 (0.01) | ||||||||||||||||||
| R magnitude | 16.15 | ||||||||||||||||||
| I magnitude | |||||||||||||||||||
| J magnitude | 16.38 (0.1) | ||||||||||||||||||
| H magnitude | 16.24 (0.2) | ||||||||||||||||||
| K magnitude | |||||||||||||||||||
| u magnitude | 16.37 (0.006) | 16.37 (0.006) | 16.39 (0.02) | 16.37 (0.006) | 16.36 (0.005) | 16.35 | |||||||||||||
| g magnitude | 16.05 (0.004) | 16.05 (0.004) | 16.07 (0.02) | 16.05 (0.004) | 16.03 (0.004) | 16.04 | |||||||||||||
| r magnitude | 16.34 (0.004) | 16.34 (0.004) | 16.36 (0.01) | 16.34 (0.004) | 16.34 (0.004) | 16.34 | |||||||||||||
| i magnitude | 16.59 (0.005) | 16.59 (0.005) | 16.59 (0.01) | 16.59 (0.005) | 16.57 (0.005) | 16.57 | |||||||||||||
| z magnitude | 16.86 (0.01) | 16.86 (0.01) | 16.87 (0.02) | 16.86 (0.01) | 16.87 (0.01) | 16.86 | |||||||||||||
| G magnitude | 16.19 (0.002) | 16.21 | 16.02 (0.004) | 16.19 | 16.19 (0.003) | 16.21 | |||||||||||||
| BP magnitude | 16.16 (0.002) | 16.14 | 16.14 | ||||||||||||||||
| RP magnitude | 16.30 (0.003) | 16.30 | 16.30 | ||||||||||||||||
| Pan g magnitude | 16.09 (0.01) | ||||||||||||||||||
| Pan r magnitude | 16.34 (0.005) | ||||||||||||||||||
| Pan i magnitude | 16.59 (0.005) | ||||||||||||||||||
| Pan z magnitude | 16.83 (0.008) | ||||||||||||||||||
| Pan y magnitude | 17.00 (0.005) | ||||||||||||||||||
| E(B-V) | 0.006 | ||||||||||||||||||
* Constant surface field
Special notes:
Spectra
Controls
Normalize at:
Normalize by mean flux
Range:
x:
to
y:
to
Spectra available:
Spectra without link are available upon request
Absorption lines
Photometric filters
BVRI
ugriz
Photometric fit
