WD 1420-244
All names: GALEX J142326.1-244329, WD 1420-244, Gaia DR3 6272562623549966208, USNO-B1.0 0652-00307100, EC 14205-2429, TIC 83582707, Gaia DR2 6272562623549966208, Gaia EDR3 6272562623549966208, 2MASS J14232615-2443281
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 23 26.15 (0.06) | 14 23 26.15 (0.07) | 14 23 26.15 | 14 23 26.16 (0.06) | 14 23 25.54 | ||||||
| Declination | -24 43 29.03 (0.05) | -24 43 29.02 (0.06) | -24 43 29.03 | -24 43 28.69 (0.05) | -24 43 24.24 | ||||||
| Spectral type | DA | DA | DA | DA2.3 | DA3 | ||||||
| Effective temperature | [K] | 17314.0 | 22220.0 (408) | 20917.0 (40) | 20435.0 (464) | ||||||
| log(g) | [cgs] | 7.95 | 8.20 (0.06) | 8.16 (0.007) | 8.14 (0.02) | ||||||
| Mass | [M☉] | 0.591 | 0.74 (0.03) | 0.708 (0.02) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.1111 | |||||||||
| 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] | 8.72 (0.06) | 8.62 (0.08) | 8.72 | 8.72 (0.06) | ||||||
| Distance | [pc] | 114.69 (0.8) | 116.06 (1) | 118.00 | 114.69 | 114.69 (0.8) | |||||
| Composition | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -5.891896202 (0.07) | -5.794285081 (0.1) | -5.892 (0.07) | |||||||
| Proper motion (declination) | [mas/yr] | -21.84228702 (0.06) | -21.77650755 (0.1) | -21.842 (0.06) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 16.20 | ||||||||||
| V magnitude | 16.24 | 16.24 | |||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.61 (0.1) | ||||||||||
| H magnitude | 16.62 (0.3) | ||||||||||
| K magnitude | |||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 16.28 (0.004) | 16.31 | 16.28 | 16.28 (0.003) | |||||||
| BP magnitude | 16.20 (0.004) | 16.19 | |||||||||
| RP magnitude | 16.46 (0.006) | 16.47 | |||||||||
| Pan g magnitude | 16.15 (0.002) | ||||||||||
| Pan r magnitude | 16.47 (0.001) | ||||||||||
| Pan i magnitude | 16.77 (0.004) | ||||||||||
| Pan z magnitude | 17.03 (0.002) | ||||||||||
| Pan y magnitude | 17.18 (0.009) | ||||||||||
| E(B-V) | 0.019 | ||||||||||
* 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
