EGGR 117

All names: NLTT 42202, CSI+13-16091, PM J16114+1322, GEN# +9.80138008, Gaia EDR3 4458207634145130368, WD 1609+13, Gaia DR3 4458207634145130368, J1611+1322, WDJ161125.61+132217.94, PLX 3675.01, USNO 248, uvby98 980138008, 16114+1322, PM 16091+1330, 2MASS J16112561+1322187, SDSS J161125.61+132215.6, WD1609+135, G 138-8, GJ 1199, EGGR 117, UCAC2 36484290, LHS 3163, PG 1609+135, USNO-B1.0 1033-00261049, LSPM J1611+1322, UBV 13772, SDSS J161125.60+132215.5, CNS5 3972, Gaia DR2 4458207634145130368, TIC 119956431, UBV M 53787, WD 1609+135, G138-8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Kilic et al. 2020 MWDD H Gaia DR2 Bedard et al. 2017 Stilism Holberg et al. 2016 Limoges et al. 2015 Sion et al. 2014 Giammichele et al. 2012 Gianninas et al. 2011 Koester et al. 2009 Holberg et al. 2008 Liebert et al. 2005 Zuckerman et al. 2003 Koester et al. 2001 Bergeron et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 16 11 25.62 (0.02) 16 11 25.62 (0.03) 16 11 25.62 (0.03) 16 11 25.44 16 11 25.70 16 11 25.62 16 11 25.61 (0.02) 16 11 25.62 16 11 25.61
Declination 13 22 09.23 (0.02) 13 22 09.50 (0.03) 13 22 09.50 (0.03) 13 22 15.60 13 22 17.00 13 22 09.23 13 22 17.94 (0.02) 13 22 09.50 13 22 36.48
Spectral type DA DA DA DA DA DA DA DA DA DA5.4 DA DA DA DA DA DA DA DA5.4 DA6
Effective temperature [K] 9550.0 (40) 9235.0 (90) 9051.0 (29) 9209.0 (48) 8529.0 (50) 9147.0 9349.0 (136) 9041.0 (259) 9230.0 (132) 9041.0 9041.0 (259) 9370.0 (134) 9256.0 (6) 9320.0 (133) 8649.0 9344.0 (11) 9080.0 (250) 9254.0 (48)
log(g) [cgs] 8.61 (0.005) 8.55 (0.02) 8.48 (0.004) 8.55 (0.01) 8.33 (0.007) 8.54 8.60 (0.05) 8.47 (0.1) 8.48 (0.05) 8.74 (0.1) 8.73 (0.05) 8.56 (0.007) 8.64 (0.05) 8.63 8.63 (0.01) 8.75 (0.1) 8.56 (0.007)
Mass [M] 0.987 (0.004) 0.953 (0.01) 0.892 (0.004) 0.786 (0.007) 0.947 0.9 (0.06) 0.9 (0.03) 1.07 (0.06) 1.06 (0.03) 1.01 (0.03) 1.0 1.07 (0.06) 0.957 (0.006)
log(Luminosity) [L] -3.27 -3.50 -3.37 -3.50 (0.07)
Cooling age [Gyr] 1.9700 2.0940 1.9100 2.7100 2.3988 2.7100 (0.2)
log(H/He) -1.0 -2.5
log(C/He)
log(Ca/He)
log(Ca/H) <-10.741
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] 44.91 (0.03) 44.91 (0.03) 44.85 (0.05) 44.85 (0.05) 44.85 (0.05) 54.50 (5) 54.50 (5) 54.50 (5) 54.50 (5) 54.50 (5) 44.91 44.91 (0.03) 44.85 (0.05) 54.90 (5)
Distance [pc] 22.27 (0.02) 22.27 (0.01) 22.30 (0.02) 22.30 (0.02) 22.30 (0.02) 17.30 (1) 18.35 (2) 18.30 (2) 18.34 18.40 (2) 19.00 18.35 21.00 18.35 (2) 22.27 22.27 (0.02) 22.30 (0.02) 18.21 (2)
Composition H He H H H H H H H H
Proper motion (right ascension) [mas/yr] 13.54879683 (0.03) 13.57612905 (0.06) 13.549 (0.03) 13.57612905
Proper motion (declination) [mas/yr] -544.1617794 (0.03) -544.3053682 (0.05) -544.162 (0.03) -544.3053682
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.31 15.31 15.33
V magnitude 15.10 15.11 15.10 15.10 15.10 15.11
R magnitude 15.01 15.01 15.20
I magnitude 14.87 14.87
J magnitude 14.89 (0.005) 14.77 14.77 14.86 (0.04)
H magnitude 14.78 (0.06) 14.76 14.76 14.78 (0.06)
K magnitude 14.86 (0.1) 14.75 14.75 14.86 (0.1)
u magnitude 15.36 (0.004) 15.35 (0.004) 15.43 (0.004) 15.34
g magnitude 15.07 (0.004) 15.11 (0.003) 15.09
r magnitude 15.13 (0.004) 15.13 (0.004) 15.16
i magnitude 15.22 (0.004) 15.23 (0.004) 15.22
z magnitude 15.38 (0.005) 15.38 (0.005) 15.40
G magnitude 15.07 (0.002) 15.09 15.09 15.07 15.07 (0.003) 15.09
BP magnitude 15.15 (0.002) 15.14 15.14
RP magnitude 14.92 (0.002) 14.93 14.93
Pan g magnitude 15.13 (0.006) 15.13 (0.006)
Pan r magnitude 15.17 (0.002) 15.17 (0.002)
Pan i magnitude 15.25 (0.003) 15.25 (0.004)
Pan z magnitude 15.38 (0.003) 15.38 (0.004)
Pan y magnitude 15.47 (0.002) 15.47 (0.002)
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.