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
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.