V791 Lyr
| Simbad link | V791 Lyr |
|---|---|
| Source publication | Debski, B. (2022) - The light-curve intrinsic variability in 47 Kepler contact binary stars |
| ADS link | 2022MNRAS.516.5003D |
| Name in Source publication | KIC 7601767 |
| Orbital period in days (P [d]) | 0.486734 |
| Mass ratio (q) | 0.16 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search Kepler catalog of Eclipsing Binaries | KIC 7601767 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.486734 |
| Mass ratio (q) | 0.16 |
| Orbital inclination in degrees (i [o]) | 77.4 |
| Fillout (f) | 0.23 |
| Primary temperature in Kelvins (T1 [K]) | 6567 |
| Secondary temperature in Kelvins (T2 [K]) | 6388 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 2.108 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 2.61 |
| Secondary mass in solar units (M2 [M]) | 0.42 |
| Primary temperature in kelvins (T1 [K]) | 6567 |
| Secondary temperature in Kelvins (T2 [K]) | 6388 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR3 2102799912065505920 |
|---|---|
| RA | 289:55:24.914189 |
| DEC | 43:13:08.8438 |
| l | 74.89431168004441 |
| b | 13.443847350694352 |
| G [mag] | 14.485652 |
| G_bp [mag] | 14.761779 |
| G_rp [mag] | 14.0379715 |
| Parallax | 0.4032614124998643 |
| Distance [pc] | 1071.024 |
| Temperature [K] | 6290.378 |
| Surface gravity log(g) [cm/s2] | 4.403 |
| Metallicity [Fe/H] | -0.323 |
| Monochromatic extinction A0 [mag] | 0.1701 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V791 Lyr |
|---|---|
| J magnitude | 13.423 |
| H magnitude | 13.182 |
| K magnitude | 13.155 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 15.101 |
| Johnson_V magnitude | 14.617 |
| Johnson_R magnitude | 14.359 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.73 |
| Sloan_r magnitude | 14.481 |
| Sloan_i magnitude | 14.422 |
| Sloan_z magnitude |