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] | 100.387294 |
| 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 |