AH Aur
Simbad link | AH Aur |
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Source publication | Gazeas, K. D. (2005) - Physical Parameters of Components in Close Binary Systems: IV |
ADS link | 2005AcA....55..123G |
Name in Source publication | AH Aur |
Orbital period in days (P [d]) | 0.494108 |
Mass ratio (q) | 0.17 |
Mass ratio determination | Spectroscopic |
Type | W |
Has total eclipse? | |
Has spots? | |
Has third light? | |
Has period variation? |
Solver | WD |
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Orbital period in days (P [d]) | 0.494108 |
Mass ratio (q) | 0.17 |
Orbital inclination in degrees (i [o]) | 76.1 |
Fillout (f) | 0.75 |
Primary temperature in Kelvins (T1 [K]) | 6200 |
Secondary temperature in Kelvins (T2 [K]) | 6418 |
Primary polar radius in units of orbital separation (r1p) | 0.5215 |
Secondary polar radius in units of orbital separation (r2p) | 0.2444 |
Surface potential (Ω) | 2.064 |
Orbital separation in solar radii (a [R]) | 3.29 |
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Primary radius in solar units (R1 [R]) | 1.9 |
Secondary radius in solar units (R2 [R]) | 0.84 |
Primary mass in solar units (M1 [M]) | 1.67 |
Secondary mass in solar units (M2 [M]) | 0.28 |
Primary temperature in kelvins (T1 [K]) | 6200 |
Secondary temperature in Kelvins (T2 [K]) | 6418 |
Primary luminosity in solar units (L1 [L]) | 4.73 |
Secondary luminosity in solar units (L2 [L]) | 1.09 |
Distance in parsecs (d [pc]) | |
Age in gigayears (τ [gyr]) | 2.53 |
Orbital period in days (P [d]) | 0.494108 |
---|---|
Monotonic period variation in seconds per year (dPdt [s/y]) | -0.021522 |
Cyclic period variation in years (Pc [y]) | |
Period study | Yu, Yun-Xia (2016) - Orbital Period Investigations of Two W UMa-type Binaries: AH Aur and V728 Her |
ADS link | 2016PASP..128d4202Y |
Designation | Gaia DR2 3432822846931027200 |
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RA | 96:31:14.200716 |
DEC | 27:59:56.285736 |
l | 185.1534759 |
b | 7.31376251 |
G magnitude | 10.166579 |
G_bp magnitude | 10.526142 |
G_rp magnitude | 9.71102 |
Radial velocity [km/s] | |
Parallax | 3.993203406 |
Distance [pc] | 250.42551 |
Temperature [K] | 5850 |
Radius [R] | 1.9441518 |
Luminosity [L] | 3.9882145 |
Orbital period [d] | 0.494106 |
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Temperature [K] | 6017.81 |
Surface gravity (log(g)) | 4.025 |
Metallicity ([Fe/H]) | 0.399 |
Simbad link | AH Aur |
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J magnitude | 9.323 |
H magnitude | 9.068 |
K magnitude | 8.994 |
Johnson_U magnitude | |
Johnson_B magnitude | 10.84 |
Johnson_V magnitude | 10.24 |
Johnson_R magnitude | |
Johnson_I magnitude | |
Sloan_u magnitude | |
Sloan_g magnitude | 10.1666 |
Sloan_r magnitude | |
Sloan_i magnitude | |
Sloan_z magnitude |