All names: SDSS J162356.37+133614.1, Gaia DR3 4463651999111841024, J1623+1336, WDJ162356.43+133614.30, SDSS J162356.36+133614.1, SDSS J162356.38+133614.1, Gaia DR2 4463651999111841024, Gaia EDR3 4463651999111841024
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 16 23 56.24 (0.1) | 16 23 56.24 | 16 23 56.24 | 16 23 56.43 (0.1) | 16 23 56.24 | |||||||
Declination | 13 36 13.84 (0.1) | 13 36 13.86 | 13 36 13.84 | 13 36 14.30 (0.1) | 13 36 13.86 | |||||||
Spectral type | DC | DA | DC | DC | ||||||||
Effective temperature | [K] | 4767.0 (23) | 4697.0 | 4379.0 | 4666.0 (77) | |||||||
log(g) | [cgs] | 8.03 (0.02) | 7.96 | 7.73 | 7.93 (0.04) | |||||||
Mass | [M☉] | 0.594 (0.02) | 0.557 | 0.417 | 0.536 (0.04) | |||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | 7.4200 | 6.5630 | 4.7190 | ||||||||
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] | 19.19 (0.2) | 19.28 (0.2) | 19.28 (0.2) | 19.19 | 19.19 (0.2) | 19.28 (0.2) | |||||
Distance | [pc] | 52.12 (0.5) | 51.87 (0.6) | 51.87 (0.6) | 52.12 | 52.12 (0.5) | 51.87 (0.6) | |||||
Composition | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -174.441759 (0.2) | -174.618485 (0.3) | -174.442 (0.2) | -174.618485 | |||||||
Proper motion (declination) | [mas/yr] | -28.51697023 (0.2) | -28.66061281 (0.2) | -28.517 (0.2) | -28.66061281 | |||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | ||||||||||||
V magnitude | ||||||||||||
R magnitude | ||||||||||||
I magnitude | ||||||||||||
J magnitude | 17.35 (0.02) | |||||||||||
H magnitude | ||||||||||||
K magnitude | ||||||||||||
u magnitude | 21.29 (0.1) | 21.35 (0.1) | 21.30 (0.1) | |||||||||
g magnitude | 19.48 (0.01) | 19.51 (0.01) | ||||||||||
r magnitude | 18.65 (0.009) | 18.65 (0.009) | ||||||||||
i magnitude | 18.31 (0.009) | 18.34 (0.01) | ||||||||||
z magnitude | 18.18 (0.02) | 18.19 (0.03) | ||||||||||
G magnitude | 18.70 (0.03) | 18.73 | 18.70 | 18.70 (0.003) | 18.73 | |||||||
BP magnitude | 19.27 (0.03) | 19.32 | 19.32 | |||||||||
RP magnitude | 18.02 (0.02) | 18.02 | 18.02 | |||||||||
Pan g magnitude | 19.38 (0.006) | 19.38 (0.007) | ||||||||||
Pan r magnitude | 18.66 (0.006) | 18.66 (0.005) | ||||||||||
Pan i magnitude | 18.36 (0.005) | 18.36 (0.006) | ||||||||||
Pan z magnitude | 18.24 (0.009) | 18.24 (0.01) | ||||||||||
Pan y magnitude | 18.18 (0.01) | 18.18 (0.01) | ||||||||||
E(B-V) | 0.002 |
* 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.