KIC 4937217
| Simbad link | KIC 4937217 |
|---|---|
| Source publication | Li, X. -Z. (2021) - The Investigation of Seven Kepler Contact Binaries in the Field of NGC 6819 |
| ADS link | 2021AJ....161...35L |
| Name in Source publication | KIC 4937217 |
| Orbital period in days (P [d]) | 0.429342 |
| Mass ratio (q) | 0.26 |
| 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 4937217 |
| Search TESS catalog of Eclipsing Binaries | TIC 139108796 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.429342 |
| Mass ratio (q) | 0.26 |
| Orbital inclination in degrees (i [o]) | 66.5 |
| Fillout (f) | 0.49 |
| Primary temperature in Kelvins (T1 [K]) | 6100 |
| Secondary temperature in Kelvins (T2 [K]) | 5923 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.51 |
| Secondary radius in solar units (R2 [R]) | 0.86 |
| Primary mass in solar units (M1 [M]) | 1.4 |
| Secondary mass in solar units (M2 [M]) | 0.37 |
| Primary temperature in kelvins (T1 [K]) | 6100 |
| Secondary temperature in Kelvins (T2 [K]) | 5923 |
| Primary luminosity in solar units (L1 [L]) | 2.79 |
| Secondary luminosity in solar units (L2 [L]) | 0.79 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR3 2076294672459697536 |
|---|---|
| RA | 295:21:14.978664 |
| DEC | 40:00:10.493583 |
| l | 73.82541246257748 |
| b | 8.373441661587814 |
| G [mag] | 15.333834 |
| G_bp [mag] | 15.6607895 |
| G_rp [mag] | 14.832644 |
| Parallax | 0.3894146177962308 |
| Distance [pc] | 1747.2042 |
| Temperature [K] | 6162.904 |
| Surface gravity log(g) [cm/s2] | 4.2313 |
| Metallicity [Fe/H] | -0.1727 |
| Monochromatic extinction A0 [mag] | 0.2815 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | KIC 4937217 |
|---|---|
| J magnitude | 14.295 |
| H magnitude | 14.052 |
| K magnitude | 14.111 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 15.51 |
| Johnson_R magnitude | |
| Johnson_I magnitude | 14.73 |
| Sloan_u magnitude | |
| Sloan_g magnitude | 15.765 |
| Sloan_r magnitude | 15.303 |
| Sloan_i magnitude | |
| Sloan_z magnitude |