Gaia DR2 1578256136019422080

All names: Gaia DR3 1578256136019422080, SDSS J123832.53+584022.0, SDSS J123832.52+584022.1, WDJ123832.55+584022.11, J1238+5840, SDSS J123832.52+584022.0, SDSS J123832.53+584022.3, Gaia EDR3 1578256136019422080, Gaia DR2 1578256136019422080

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 12 38 32.37 (0.2) 12 38 32.38 12 38 32.37 12 38 32.55 (0.2) 12 38 32.38
Declination 58 40 21.76 (0.2) 58 40 21.77 58 40 21.76 58 40 22.11 (0.2) 58 40 21.77
Spectral type DC DC DC: DC DC
Effective temperature [K] 5978.0 (67) 5910.0 (80) 6441.0 6196.0 5520.0 (405)
log(g) [cgs] 8.02 (0.04) 8.00 (0.04) 8.27 8.14 7.97 (0.08)
Mass [M] 0.584 (0.03) 0.571 (0.03) 0.76 0.663 0.553 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 2.7600 3.3790 3.1390
log(H/He) -3.0 -3.0
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 10.13 (0.2) 10.08 (0.3) 10.08 (0.3) 10.13 10.13 (0.2) 10.08 (0.3)
Distance [pc] 98.71 (2) 99.21 (3) 99.21 (3) 98.71 98.71 (2) 99.21 (3)
Composition He
Proper motion (right ascension) [mas/yr] -87.35514723 (0.3) -86.83036678 (0.5) -87.355 (0.3) -86.83036678
Proper motion (declination) [mas/yr] -22.15840796 (0.2) -22.23508835 (0.4) -22.158 (0.2) -22.23508835
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.53 (0.1)
H magnitude
K magnitude
u magnitude 20.09 (0.05) 20.07 (0.04) 20.03 (0.04)
g magnitude 19.40 (0.02) 19.40 (0.01)
r magnitude 19.14 (0.02) 19.13 (0.01)
i magnitude 19.01 (0.02) 19.08 (0.02)
z magnitude 19.04 (0.04) 19.02 (0.05)
G magnitude 19.15 (0.03) 19.17 19.15 19.15 (0.004) 19.17
BP magnitude 19.37 (0.03) 19.39 19.39
RP magnitude 18.69 (0.04) 18.67 18.67
Pan g magnitude 19.37 (0.01) 19.37 (0.01)
Pan r magnitude 19.11 (0.008) 19.11 (0.009)
Pan i magnitude 19.04 (0.007) 19.04 (0.006)
Pan z magnitude 19.05 (0.02) 19.05 (0.02)
Pan y magnitude 19.09 (0.02) 19.09 (0.02)
E(B-V) 0.007

* 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.