All names: Cl* NGC 2451 PKB 1456, USNO-B1.0 0514-00101084, NGC 2451-6, WISE J073942.30-383307.3, 2MASS J07394237-3833049, WD 0737-384, TIC 174661692, Cl* NGC 2451 KR 6, WISEA J073942.31-383307.3
Parameter | Unit | Stilism | Gianninas et al. 2011 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|
Right ascension | 07 39 42.37 (170) | 07 39 40.46 | |||
Declination | -38 33 04.93 (160) | -38 33 04.68 | |||
Spectral type | DA | DA1.7 | DA2 | ||
Effective temperature | [K] | 30270.0 (460) | |||
log(g) | [cgs] | 7.83 (0.06) | |||
Mass | [M☉] | 0.56 (0.03) | |||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
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] | ||||
Distance | [pc] | 142.00 | |||
Composition | H | ||||
Proper motion (right ascension) | [mas/yr] | ||||
Proper motion (declination) | [mas/yr] | ||||
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | 16.50 | ||||
V magnitude | 16.75 | ||||
R magnitude | 16.90 | ||||
I magnitude | |||||
J magnitude | 16.75 (0.1) | ||||
H magnitude | |||||
K magnitude | |||||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude | |||||
G magnitude | |||||
BP magnitude | |||||
RP magnitude | |||||
Pan g magnitude | |||||
Pan r magnitude | |||||
Pan i magnitude | |||||
Pan z magnitude | |||||
Pan y magnitude | |||||
E(B-V) | 0.004 |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.