AH Vir

Simbad link AH Vir
Source publication Lu, W. -X. (1993) - Spectral-Line Broadening Functions of W UMa-Type Binaries. II. AH VIR
ADS link 1993AJ....106..361L
Name in Source publication AH Vir
Orbital period in days (P [d]) 0.407524
Mass ratio (q) 0.3
Mass ratio determination Spectroscopic
Type W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver WD
Orbital period in days (P [d]) 0.407524
Mass ratio (q) 0.3
Orbital inclination in degrees (i [o]) 85.2
Fillout (f) 0.23
Primary temperature in Kelvins (T1 [K]) 5300
Secondary temperature in Kelvins (T2 [K]) 5671
Primary polar radius in units of orbital separation (r1p) 0.4641
Secondary polar radius in units of orbital separation (r2p) 0.2715
Surface potential (Ω) 2.4294

Orbital separation in solar radii (a [R]) 2.8
Primary radius in solar units (R1 [R]) 1.4
Secondary radius in solar units (R2 [R]) 0.83
Primary mass in solar units (M1 [M]) 1.36
Secondary mass in solar units (M2 [M]) 0.41
Primary temperature in kelvins (T1 [K]) 5300
Secondary temperature in Kelvins (T2 [K]) 5671
Primary luminosity in solar units (L1 [L]) 1.86
Secondary luminosity in solar units (L2 [L]) 0.63
Distance in parsecs (d [pc]) 94
Age in gigayears (τ [gyr]) 4.62

Orbital period in days (P [d]) 0.407524
Monotonic period variation in seconds per year (dPdt [s/y]) 0.018895
Cyclic period variation in years (Pc [y]) 37.19
Period study Chen, Ming (2015) - The orbital period variations of AH Virginis
ADS link 2015RAA....15..275C

Designation Gaia DR2 3908308711944442240
RA 183:35:16.18332
DEC 11:49:09.434856
l 271.5160915
b 72.38953847
G magnitude 11.745607
G_bp magnitude
G_rp magnitude
Radial velocity [km/s]
Parallax 9.961420011
Distance [pc] 0.100387
Temperature [K]
Radius [R]
Luminosity [L]

Simbad link AH Vir
J magnitude 8.157
H magnitude 7.766
K magnitude 7.591
Johnson_U magnitude 8.39
Johnson_B magnitude 9.94
Johnson_V magnitude 9.22
Johnson_R magnitude 9.37
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude
Sloan_r magnitude 9.37
Sloan_i magnitude 8.39
Sloan_z magnitude

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