KAO-EGYPT J225702.44+523222.1
| Simbad link | KAO-EGYPT J225702.44+523222.1 |
|---|---|
| Source publication | Shokry, A. (2017) - Kottamia 74-inch telescope discovery of the new eclipsing binary KAO-EGYPT J225702.44+523222.1.: First CCD photometry and light curve analysis |
| ADS link | 2017NewA...55...27S |
| Name in Source publication | KAO-EGYPT J225702.44+523222.1 |
| Orbital period in days (P [d]) | 0.273553 |
| Mass ratio (q) | 0.28 |
| Mass ratio determination | Photometric |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.273553 |
| Mass ratio (q) | 0.28 |
| Orbital inclination in degrees (i [o]) | 76 |
| Fillout (f) | 0.42 |
| Primary temperature in Kelvins (T1 [K]) | 5150 |
| Secondary temperature in Kelvins (T2 [K]) | 5070 |
| Primary polar radius in units of orbital separation (r1p) | 0.4785 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2721 |
| Surface potential (Ω) | 2.338 |
| Orbital separation in solar radii (a [R]) | 1.85 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.96 |
| Secondary radius in solar units (R2 [R]) | 0.94 |
| Primary mass in solar units (M1 [M]) | 0.89 |
| Secondary mass in solar units (M2 [M]) | 0.24 |
| Primary temperature in kelvins (T1 [K]) | 5150 |
| Secondary temperature in Kelvins (T2 [K]) | 5070 |
| Primary luminosity in solar units (L1 [L]) | 0.59 |
| Secondary luminosity in solar units (L2 [L]) | 0.52 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 5.55 |