SDSS J013013.30+221814.1

All names: SDSS J013013.30+221814.18, J0130+2218, SDSS J013013.30+221814.1, SDSS J013013.29+221814.1

Parameter Unit Pan-STARRS DR1 SDSS DR10 Coutu et al. 2019 Stilism Kepler et al. 2015 Simbad
Right ascension 01 30 13.29 01 30 13.30 01 30 13.29
Declination 22 18 14.17 22 18 14.18 22 18 14.17
Spectral type DZ DZ DZ
Effective temperature [K] 6568.0 (677) 8030.0 (377)
log(g) [cgs] 8.00 8.00 (0)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr] 0.0000
log(H/He) <-3.4751
log(C/He)
log(Ca/He) -9.2576 (0.5) -8.432 (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]
Distance [pc] 385.94 (59)
Composition He He
Proper motion (right ascension) [mas/yr]
Proper motion (declination) [mas/yr]
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 23.76 (1) 23.36 (0.7) 23.36 (0.7)
g magnitude 21.59 (0.1) 21.60 (0.1) 21.60 (0.1)
r magnitude 21.69 (0.1) 21.68 (0.1) 21.68 (0.1)
i magnitude 21.69 (0.1) 21.67 (0.1) 21.67 (0.1)
z magnitude 21.72 (0.5) 21.60 (0.5) 21.60 (0.5)
G magnitude
BP magnitude
RP magnitude
Pan g magnitude 21.63 (0.05)
Pan r magnitude 21.57 (0.06)
Pan i magnitude 21.57 (0.08)
Pan z magnitude 21.41 (0.2)
Pan y magnitude
E(B-V) 0.051

* Constant surface field

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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.