Gaia DR2 4542521278141244288

All names: Gaia EDR3 4542521278141244288, Gaia DR2 4542521278141244288, WDJ173020.34+134624.07, Gaia DR3 4542521278141244288, UCAC4 519-065226, GEN# +6.10060208, GD 208, GALEX J173020.3+134623, J1730+1346, 2MASS J17302034+1346239

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 17 30 20.46 (0.02) 17 30 20.46 17 30 20.46 17 30 20.34 (0.02) 17 30 20.46
Declination 13 46 23.63 (0.02) 13 46 23.65 13 46 23.63 13 46 24.07 (0.02) 13 46 23.65
Spectral type DA DA DA
Effective temperature [K] 10711.0 (55) 10233.0 10412.0 10509.0 (35)
log(g) [cgs] 8.05 (0.006) 7.96 7.91 8.01 (0.005)
Mass [M] 0.633 (0.005) 0.58 0.532 0.607 (0.004)
log(Luminosity) [L]
Cooling age [Gyr] 0.5700 0.5423 0.4998
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] 24.75 (0.03) 24.72 (0.04) 24.72 (0.04) 24.75 24.75 (0.03) 24.72 (0.04)
Distance [pc] 40.41 (0.04) 40.45 (0.07) 40.45 (0.06) 40.41 40.41 (0.04) 40.45 (0.06)
Composition H
Proper motion (right ascension) [mas/yr] 111.0742223 (0.02) 111.1468525 (0.06) 111.074 (0.02) 111.1468525
Proper motion (declination) [mas/yr] -27.48149617 (0.02) -27.51777614 (0.07) -27.481 (0.02) -27.51777614
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.26 (0.03)
V magnitude 15.04 (0.01)
R magnitude 15.23 (0.08)
I magnitude
J magnitude 15.09 (0.03) 15.09 (0.04)
H magnitude 15.05 (0.03) 15.05 (0.09)
K magnitude 15.17 (0.03) 15.17 (0.1)
u magnitude
g magnitude 15.07 (0.01)
r magnitude 15.13 (0.01)
i magnitude 15.29 (0.2)
z magnitude
G magnitude 15.07 (0.001) 15.08 15.07 15.07 (0.003) 15.08
BP magnitude 15.11 (0.001) 15.10 15.10
RP magnitude 15.00 (0.001) 15.01 15.01
Pan g magnitude 15.06 (0.005) 15.06 (0.004)
Pan r magnitude 15.17 (0.002) 15.17 (0.002)
Pan i magnitude 15.32 (0.001) 15.32 (0.001)
Pan z magnitude 15.49 (0.003) 15.49 (0.004)
Pan y magnitude 15.62 (0.007) 15.62 (0.007)
E(B-V) 0.002

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





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.