All names: SDSS J125350.98+384225.7, Gaia EDR3 1520727557350372352, SDSS J125350.98+384225.74, J1253+3842
Parameter | Unit | Gaia EDR3 | SDSS DR10 | Coutu et al. 2019 | Stilism | Kepler et al. 2015 | Simbad |
---|---|---|---|---|---|---|---|
Right ascension | 12 53 53.64 (1) | 12 53 50.98 | 12 53 50.98 | 12 53 50.98 | |||
Declination | 38 43 36.43 (0.5) | 38 42 25.75 | 38 42 25.70 | 38 42 25.75 | |||
Spectral type | DZ | DZ | DZ | ||||
Effective temperature | [K] | 7367.0 (540) | 9731.0 (315) | ||||
log(g) | [cgs] | 8.00 | 8.00 (0) | ||||
Mass | [M☉] | ||||||
log(Luminosity) | [L☉] | ||||||
Cooling age | [Gyr] | 0.0000 | |||||
log(H/He) | <-4.079 | ||||||
log(C/He) | |||||||
log(Ca/He) | -10.1948 (0.3) | -8.352 (0.3) | |||||
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] | 5.17 (1) | |||||
Distance | [pc] | 193.31 (52) | 435.91 (49) | ||||
Composition | He | He | |||||
Proper motion (right ascension) | [mas/yr] | -14.17 (0.8) | |||||
Proper motion (declination) | [mas/yr] | -6.966 (0.7) | |||||
Variability | |||||||
Magnetic | |||||||
Bd | [MG] | ||||||
Infrared excess (disk) | |||||||
Binarity | |||||||
B magnitude | |||||||
V magnitude | |||||||
R magnitude | |||||||
I magnitude | |||||||
J magnitude | |||||||
H magnitude | |||||||
K magnitude | |||||||
u magnitude | 22.18 (0.1) | 22.17 (0.1) | 22.18 (0.1) | ||||
g magnitude | 21.57 (0.04) | 21.58 (0.04) | 21.57 (0.04) | ||||
r magnitude | 21.55 (0.06) | 21.55 (0.06) | 21.55 (0.06) | ||||
i magnitude | 21.66 (0.09) | 21.64 (0.09) | 21.66 (0.09) | ||||
z magnitude | 21.30 (0.2) | 21.29 (0.2) | 21.30 (0.2) | ||||
G magnitude | 20.78 (0.007) | ||||||
BP magnitude | 20.75 (0.1) | ||||||
RP magnitude | 20.26 (0.1) | ||||||
Pan g magnitude | |||||||
Pan r magnitude | |||||||
Pan i magnitude | |||||||
Pan z magnitude | |||||||
Pan y magnitude | |||||||
E(B-V) | 0.016 |
* 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.