SDSS J082709.96+550413.5

All names: SDSS J082709.99+550413.3, SDSS J082709.96+550413.5, J0827+5504, SDSS J082709.96+550413.55

Parameter Unit Pan-STARRS DR1 SDSS DR10 Coutu et al. 2019 Stilism Kepler et al. 2015 Simbad
Right ascension 08 27 10.00 08 27 09.96 08 27 10.00
Declination 55 04 13.33 55 04 13.51 55 04 13.33
Spectral type DZ DZ DZ
Effective temperature [K] 7371.0 (511) 10444.0 (367)
log(g) [cgs] 8.00 8.00 (0)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr] 0.0000
log(H/He) <-4.0809
log(C/He)
log(Ca/He) -10.1359 (0.3) -7.612999999999999 (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] 341.23 (35)
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 21.53 (0.1) 21.48 (0.1) 21.48 (0.1)
g magnitude 21.14 (0.04) 21.15 (0.04) 21.14 (0.04)
r magnitude 20.99 (0.05) 21.02 (0.05) 20.99 (0.05)
i magnitude 20.98 (0.07) 21.00 (0.07) 20.98 (0.07)
z magnitude 21.24 (0.3) 21.21 (0.3) 21.21 (0.3)
G magnitude
BP magnitude
RP magnitude
Pan g magnitude 20.97 (0.04)
Pan r magnitude 21.05 (0.05)
Pan i magnitude 21.07 (0.04)
Pan z magnitude 21.14 (0.2)
Pan y magnitude
E(B-V) 0.029

* 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.