NAME PN SkAc 1

All names: [KKR99] 4, SDSS J141621.94+135224.1, LSB F650-1, GSC2 N12112012998, GALEX J141621.9+135224, NAME PN SkAc 1, SDSS J141621.94+135224.13, GALEX J141621.9+135225, PN G003.3+66.1, Gaia DR2 1227151802340968832, Gaia EDR3 1227151802340968832, GALEX J141622.0+135224, PK 003+66 1, LEDA 87173, SDSS J141621.94+135224.2, [KKR99] 650.2, Gaia DR3 1227151802340968832

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Bedard et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 14 16 21.94 (0.2) 14 16 21.94 14 16 21.94 (0.3) 14 16 21.95 (0.2)
Declination 13 52 24.07 (0.2) 13 52 24.24 13 52 24.07 (0.2) 13 52 24.25 (0.2)
Spectral type DAO CSPN CSPN CSPN O8/O9 CV:
Effective temperature [K] 73498.0 (20311) 14154.0 16679.0 120000.0 (10000)
log(g) [cgs] 7.07 (0.8) 6.53 6.78 6.11 (0.5)
Mass [M] 0.44 (0.2) 0.178 0.205
log(Luminosity) [L] 1.43 (0.8)
Cooling age [Gyr] 0.0001
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] 1.50 (0.2) 1.37 (0.3) 1.50 (0.2)
Distance [pc] 664.78 (102) 731.57 (180) 664.76 (102)
Composition H
Proper motion (right ascension) [mas/yr] -10.04282658 (0.3) -9.707728657 (0.7) -10.043 (0.3)
Proper motion (declination) [mas/yr] -11.24879712 (0.2) -10.63742419 (0.5) -11.249 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.50 (0.05)
H magnitude 18.16 (0.05)
K magnitude 18.30 (0.1)
u magnitude 17.72 (0.01) 17.70 (0.01) 17.71 (0.01)
g magnitude 18.17 (0.006) 18.20 (0.02) 18.17 (0.006)
r magnitude 18.64 (0.009) 18.66 (0.01) 18.64 (0.009)
i magnitude 18.86 (0.01) 18.88 (0.02) 18.86 (0.01)
z magnitude 18.97 (0.04) 19.00 (0.04) 19.00 (0.04)
G magnitude 18.50 (0.02) 18.51 18.50 (0.004)
BP magnitude 18.27 (0.02) 18.17
RP magnitude 18.58 (0.04) 18.53
Pan g magnitude 18.24 (0.006)
Pan r magnitude 18.65 (0.004)
Pan i magnitude 18.91 (0.006)
Pan z magnitude 19.05 (0.02)
Pan y magnitude 19.13 (0.04)
E(B-V) 0.023

* 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.