All names: UCAC4 518-146823, GALEX J233751.3+133548, SDSS J233751.35+133547.8, SDSS J233751.36+133547.8, 2MASS J23375135+1335482, SDSS J233751.36+133547.81, Gaia DR2 2765084693737649920, SDSS J233751.37+133548.0, Gaia EDR3 2765084693737649920, SDSS J233751.37+133548.1, PG 2335+133, USNO-B1.0 1035-00629435, TIC 426955944, Gaia DR3 2765084693737649920
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 23 37 51.35 (0.05) | 23 37 51.38 | 23 37 51.35 (0.06) | 23 37 51.35 | 23 37 51.38 (0.05) | |||||||
Declination | 13 35 47.69 (0.04) | 13 35 48.10 | 13 35 47.71 (0.05) | 13 35 47.69 | 13 35 48.10 (0.04) | |||||||
Spectral type | DA | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 57573.0 (924) | 22162.0 | 61494.0 (847) | 41891.0 (2177) | |||||||
log(g) | [cgs] | 7.57 (0.05) | 6.39 | 7.77 (0.04) | 7.16 (0.04) | |||||||
Mass | [M☉] | 0.53 (0.02) | 0.161 | 0.611 (0.01) | 0.39 (0.02) | |||||||
log(Luminosity) | [L☉] | 0.59 (0.05) | ||||||||||
Cooling age | [Gyr] | 0.0008 (0.0002) | ||||||||||
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] | 2.08 (0.06) | 2.07 (0.09) | 2.08 | 2.08 (0.06) | |||||||
Distance | [pc] | 480.38 (14) | 482.86 (21) | 480.38 | 480.38 (14) | |||||||
Composition | H | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -30.59766556 (0.07) | -30.73084563 (0.2) | -30.598 (0.07) | ||||||||
Proper motion (declination) | [mas/yr] | -25.41969129 (0.05) | -25.36314334 (0.1) | -25.42 (0.05) | ||||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | 16.10 | |||||||||||
V magnitude | ||||||||||||
R magnitude | 16.70 | |||||||||||
I magnitude | ||||||||||||
J magnitude | 16.73 (0.2) | |||||||||||
H magnitude | ||||||||||||
K magnitude | ||||||||||||
u magnitude | 15.91 (0.005) | 15.93 (0.01) | 15.90 (0.005) | |||||||||
g magnitude | 16.24 (0.004) | 16.30 (0.02) | 16.23 (0.004) | |||||||||
r magnitude | 16.71 (0.004) | 16.71 (0.02) | 16.70 (0.004) | |||||||||
i magnitude | 17.03 (0.005) | 17.03 (0.02) | 17.02 (0.005) | |||||||||
z magnitude | 17.30 (0.01) | 17.30 (0.02) | 17.30 (0.01) | |||||||||
G magnitude | 16.48 (0.003) | 16.50 | 16.48 | 16.48 (0.003) | ||||||||
BP magnitude | 16.34 (0.003) | 16.28 | ||||||||||
RP magnitude | 16.70 (0.006) | 16.71 | ||||||||||
Pan g magnitude | 16.31 (0.004) | |||||||||||
Pan r magnitude | 16.70 (0.003) | |||||||||||
Pan i magnitude | 17.05 (0.003) | |||||||||||
Pan z magnitude | 17.29 (0.003) | |||||||||||
Pan y magnitude | 17.49 (0.008) | |||||||||||
E(B-V) | 0.060 |
* 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.