PY Aqr
| Simbad link | PY Aqr |
|---|---|
| Source publication | Samec, R. G. (2019) - The Southern Solar-type, Totally Eclipsing Binary PY Aquarii |
| ADS link | 2019JAVSO..47...29S |
| Name in Source publication | PY Aqr |
| Orbital period in days (P [d]) | 0.402093 |
| Mass ratio (q) | 0.32 |
| Mass ratio determination | Photometric |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.402093 |
| Mass ratio (q) | 0.32 |
| Orbital inclination in degrees (i [o]) | 83.6 |
| Fillout (f) | 0.19 |
| Primary temperature in Kelvins (T1 [K]) | 5750 |
| Secondary temperature in Kelvins (T2 [K]) | 5883 |
| Primary polar radius in units of orbital separation (r1p) | 0.4571 |
| Secondary polar radius in units of orbital separation (r2p) | 0.275 |
| Surface potential (Ω) | 2.483 |
| Orbital separation in solar radii (a [R]) | 2.52 |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 0.92 |
| Secondary mass in solar units (M2 [M]) | 0.32 |
| Primary temperature in kelvins (T1 [K]) | 5750 |
| Secondary temperature in Kelvins (T2 [K]) | 5883 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.402093 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.000133 |
| Cyclic period variation in years (Pc [y]) |
| Simbad link | PY Aqr |
|---|---|
| J magnitude | 11.695 |
| H magnitude | 11.414 |
| K magnitude | 11.311 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13 |
| Johnson_V magnitude | 12.72 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.8333 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |