L 269-72

All names: GEN# +6.00224754, BPM 24754, uvby98 600224754, Gaia EDR3 5923100131319630976, WDJ171901.02-544616.96, TIC 367227831, UCAC4 177-193823, WD 1714-547, Gaia DR2 5923100131319630976, 2MASS J17190102-5446170, L 269-72, Gaia DR3 5923100131319630976, V* V876 Ara, DENIS J171901.0-544617, USNO-B1.0 0352-00723706, WD 1714-54

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Romero et al. 2012 Gianninas et al. 2011 Giovannini et al. 1998 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Research Corporation White Dwarf Catalog (McCook & Sion 1999)
Right ascension 17 19 01.17 (0.03) 17 19 01.16 (0.05) 17 19 01.17 17 19 01.02 (0.03) 17 19 01.16 17 18 54.70
Declination -54 46 19.22 (0.02) -54 46 19.15 (0.05) -54 46 19.22 -54 46 16.96 (0.02) -54 46 19.15 -54 47 07.80
Spectral type DA DA DA4.5 DAV DA7
Effective temperature [K] 10840.0 11140.0 (167) 10840.0 10759.0 (47) 11070.0
log(g) [cgs] 7.93 8.09 (0.05) 7.93 7.93 (0.007) 8.03
Mass [M] 0.66 (0.03) 0.563 (0.005)
log(Luminosity) [L]
Cooling age [Gyr]
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] 17.86 (0.04) 17.84 (0.05) 17.86 17.86 (0.04) 17.84 (0.05)
Distance [pc] 56.00 (0.1) 56.04 (0.2) 52.00 56.00 56.00 (0.1) 56.04 (0.2)
Composition H
Proper motion (right ascension) [mas/yr] 77.59559047 (0.04) 77.56339016 (0.09) 77.596 (0.04) 77.56339016
Proper motion (declination) [mas/yr] -141.1149699 (0.03) -141.2899786 (0.08) -141.115 (0.03) -141.2899786
Variability VAR VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 15.60 15.60 15.60
R magnitude 15.81 (0.1)
I magnitude 15.48 (0.05)
J magnitude 15.51 (0.06)
H magnitude 15.55 (0.1)
K magnitude 15.27 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.58 (0.002) 15.61 15.58 15.58 (0.003) 15.61
BP magnitude 15.62 (0.002) 15.62 15.62
RP magnitude 15.55 (0.002) 15.56 15.56
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.006
Period #1 [s] 643.7 978.0
Amplitude #1 [mma] 22.6
Period #2 [s] 1045.1
Amplitude #2 [mma]
Period #3 [s] 1234.1
Amplitude #3 [mma]
Period #4 [s] 1356.6
Amplitude #4 [mma]

* 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.