PSO J183.8810+46.5039

All names: NLTT 30149, PSO J183.8805+46.5040, TIC 101643733, 12155+4630, Gaia DR2 1545050717357814272, J1215+4630, Gaia DR3 1545050717357814272, LSPM J1215+4630, WD 1213+467, SDSS J121531.62+463014.2, LP 170-80, PSO J183.8810+46.5039, 2MASS J12153176+4630139, Gaia EDR3 1545050717357814272, WDJ121531.71+463014.12, USNO-B1.0 1365-00225682, SDSS J121531.63+463014.2, PM J12155+4630

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 Kilic et al. 2020 Blouin et al. 2019 MWDD H Gaia DR2 Stilism Limoges et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 12 15 31.30 (0.03) 12 15 31.32 (0.05) 12 15 31.30 12 15 31.71 (0.03) 12 15 31.32 12 15 31.34
Declination 46 30 14.49 (0.05) 46 30 14.48 (0.06) 46 30 14.49 46 30 14.12 (0.05) 46 30 14.48 46 30 07.92
Spectral type DA DA DA DA DA DA DA DA
Effective temperature [K] 6595.0 (21) 6735.0 (26) 6605.0 (50) 6623.0 6720.0 (109) 6751.0 (38)
log(g) [cgs] 8.05 (0.007) 8.10 (0.008) 8.07 (0.02) 8.07 8.17 (0.1) 8.10 (0.01)
Mass [M] 0.618 (0.007) 0.655 (0.007) 0.633 (0.01) 0.632 0.7 (0.08) 0.655 (0.009)
log(Luminosity) [L] -3.63
Cooling age [Gyr] 1.9600 1.9960 (0.09) 1.9740
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] 21.92 (0.07) 21.96 (0.1) 21.96 (0.1) 21.96 (0.1) 21.92 21.92 (0.07) 21.96 (0.1)
Distance [pc] 45.63 (0.1) 45.54 (0.2) 45.53 (0.2) 45.53 (0.2) 42.60 (1) 45.63 45.63 (0.1) 45.53 (0.2)
Composition H H H H
Proper motion (right ascension) [mas/yr] -260.5721837 (0.04) -260.6896263 (0.09) -260.572 (0.04) -260.6896263
Proper motion (declination) [mas/yr] 23.12158163 (0.05) 23.06310673 (0.1) 23.122 (0.05) 23.06310673
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.10
V magnitude
R magnitude 16.70
I magnitude
J magnitude 16.29 (0.01) 16.18 (0.1) 16.18 16.18 (0.1)
H magnitude 16.07 (0.03) 16.07
K magnitude 15.74 (0.03) 15.74
u magnitude 17.87 (0.01) 17.85 17.83 (0.01) 17.88 (0.01)
g magnitude 17.24 17.25 (0.005) 17.24 (0.004)
r magnitude 17.01 17.03 (0.003) 17.04 (0.005)
i magnitude 16.95 16.98 (0.003) 16.96 (0.005)
z magnitude 16.98 17.01 (0.003) 16.98 (0.01)
G magnitude 17.02 (0.004) 17.03 17.02 17.02 (0.003) 17.03
BP magnitude 17.24 (0.004) 17.24 17.24
RP magnitude 16.64 (0.006) 16.65 16.65
Pan g magnitude 17.25 (0.006) 17.25 (0.005) 17.25 (0.005)
Pan r magnitude 17.03 (0.003) 17.03 (0.003) 17.03 (0.003)
Pan i magnitude 16.98 (0.003) 16.98 (0.003) 16.98 (0.003)
Pan z magnitude 17.01 (0.003) 17.01 (0.003) 17.01 (0.003)
Pan y magnitude 17.01 (0.006) 17.01 (0.006) 17.01 (0.006)
E(B-V) 0.002

* 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.