V2240 Cyg
| Simbad link | V2240 Cyg |
|---|---|
| Source publication | Ostadnezhad, S. (2020) - New BVR photometry and first light curve analysis of the W UMa type eclipsing binary V2240 Cyg |
| ADS link | 2020NewA...7901391O |
| Name in Source publication | V2240 Cyg |
| Orbital period in days (P [d]) | 0.40416 |
| Mass ratio (q) | 0.11 |
| Mass ratio determination | Photometric |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | PHOEBE |
|---|---|
| Orbital period in days (P [d]) | 0.40416 |
| Mass ratio (q) | 0.11 |
| Orbital inclination in degrees (i [o]) | 68.7 |
| Fillout (f) | 0.57 |
| Primary temperature in Kelvins (T1 [K]) | 6725 |
| Secondary temperature in Kelvins (T2 [K]) | 6185 |
| Primary polar radius in units of orbital separation (r1p) | 0.5396 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2103 |
| Surface potential (Ω) | 1.951 |
| Orbital separation in solar radii (a [R]) | 2.73 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.6 |
| Secondary radius in solar units (R2 [R]) | 0.64 |
| Primary mass in solar units (M1 [M]) | 1.5 |
| Secondary mass in solar units (M2 [M]) | 0.17 |
| Primary temperature in kelvins (T1 [K]) | 6725 |
| Secondary temperature in Kelvins (T2 [K]) | 6185 |
| Primary luminosity in solar units (L1 [L]) | 4.73 |
| Secondary luminosity in solar units (L2 [L]) | 0.54 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 4.88 |
| Orbital period in days (P [d]) | 0.40416 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.134784 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 2060828598312453120 |
|---|---|
| RA | 303:59:01.76352 |
| DEC | 37:27:14.897412 |
| l | 75.14210972 |
| b | 1.299285399 |
| G magnitude | 18.885069 |
| G_bp magnitude | |
| G_rp magnitude | |
| Radial velocity [km/s] | |
| Parallax | |
| Distance [pc] | |
| Temperature [K] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V2240 Cyg |
|---|---|
| J magnitude | 11.185 |
| H magnitude | 10.994 |
| K magnitude | 10.949 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.8554 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |