SDSS J210733.93+005557.7

All names: Gaia DR2 2689055590685508864, PSO J210734.012+005558.174, SDSS J210733.93+005557.7

Parameter Unit Pan-STARRS DR1 Gaia DR2 Dufour et al. 2007 SDSS DR12
Right ascension 21 07 34.04 (0.3) 21 07 33.95 21 07 33.95
Declination -00 55 58.42 (0.2) -00 55 57.86 -00 55 57.86
Spectral type DZA
Effective temperature [K] 7510.0 (100)
log(g) [cgs] 8.00 (0)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He) -3.1 (0.2)
log(C/He)
log(Ca/He) -10.19 (0.1)
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] 7.98 (0.4)
Distance [pc] 125.35 (6) 124.00
Composition He
Proper motion (right ascension) [mas/yr] 117.4671594 (0.6)
Proper motion (declination) [mas/yr] -48.21627174 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.19 (0.02)
g magnitude 18.77 (0.008)
r magnitude 18.70 (0.01)
i magnitude 18.72 (0.01)
z magnitude 18.76 (0.04)
G magnitude 18.70
BP magnitude 18.81
RP magnitude 18.45
Pan g magnitude 18.78 (0.005)
Pan r magnitude 18.72 (0.007)
Pan i magnitude 18.75 (0.006)
Pan z magnitude 18.81 (0.01)
Pan y magnitude 18.90 (0.03)

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.