WD 2216-657

All names: LEHPM 4564, Gaia EDR3 6404417771644764160, WD 2216-65, GEN# +9.86119034, GSC 09123-00956, TIC 394521800, uvby98 600108962, PM 22162-6543, 2MASS J22194834-6529181, LTT 8962, LAWD 91, WD 2216-657, GCRV 27473, LFT 1705, WG 40, EC 22161-6544, WDJ221948.31-652917.49, LHS 3794, L119-34, BPM 14703, Gaia DR3 6404417771644764160, L 119-34, NLTT 53489, Gaia DR2 6404417771644764160

Parameter Unit Gaia EDR3 O'Brien et al. 2024 Gaia DR2 Subasavage et al. 2017 Stilism Subasavage et al. 2008 Koester et al. 2005 Wolff et al. 2002 Weidemann and Koester 1995 Weidemann & Koester 1989 Zeidler-K.T et al. 1986 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 22 19 48.83 (0.01) 22 19 48.81 (0.02) 22 19 48.32 22 19 48.31 22 19 48.83 22 19 48.31 (0.01) 22 19 48.81 22 19 49.22
Declination -65 29 27.81 (0.01) -65 29 27.49 (0.02) -65 29 01.06 -65 29 17.60 -65 29 27.81 -65 29 17.48 (0.01) -65 29 27.49 -65 28 55.20
Spectral type DZ DZ DZ DZ DZ DZ DZQ DZ DZ5 DZ5
Effective temperature [K] 9821.0 (92) 9770.0 (660) 10611.0 (567) 9200.0 9200.0 (300) 9600.0 9600.0 (400) 9300.0 9033.0 (34)
log(g) [cgs] 8.18 (0.02) 8.09 (0.1) 8.00 8.00 (0.5) 8.00 7.89 (0.005)
Mass [M] 0.694 (0.01) 0.63 (0.09) 0.513 (0.004)
log(Luminosity) [L] -2.93 (0.1)
Cooling age [Gyr] 0.7500 (0.2)
log(H/He) -5.0 -4 (0.8) <-4 <-4
log(C/He) -6 (0.5) -7.3 -7.3
log(Ca/He) -8.63 -9.1 -9.1 -9.3
log(Ca/H)
log(Li/He)
log(Be/He)
log(B/He)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He) -6.8 (0.7) -17.7
log(Al/He)
log(Si/He) -7.9 (0.4) -9.2
log(P/He)
log(S/He)
log(Cl/He)
log(K/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He) -7.95 (0.7) -8.1
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 39.17 (0.02) 39.17 (0.02) 39.13 (0.03) 38.99 (2) 39.17 39.17 (0.02) 39.13 (0.03) 33.20
Distance [pc] 25.53 (0.01) 25.53 (0.01) 25.56 (0.02) 25.65 (1) 30.10 25.53 25.53 (0.01) 25.56 (0.02) 30.12
Composition He He He He
Proper motion (right ascension) [mas/yr] 200.8606892 (0.02) 200.9686748 (0.04) 200.861 (0.02) 200.9686748
Proper motion (declination) [mas/yr] -645.5763256 (0.02) -645.5324112 (0.04) -645.576 (0.02) -645.5324112
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 14.66
V magnitude 14.55 14.53
R magnitude 14.47
I magnitude 14.41
J magnitude 14.54 (0.04) 14.54 (0.04) 14.54 (0.04)
H magnitude 14.50 (0.06) 14.50 (0.06) 14.50 (0.06)
K magnitude 14.53 (0.09) 14.53 (0.09) 14.53 (0.09)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 14.50 (0.0008) 14.52 14.50 14.50 (0.003) 14.52
BP magnitude 14.53 (0.0008) 14.53 14.53
RP magnitude 14.43 (0.0008) 14.43 14.43
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.001

* 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.