UU Lyn
| Simbad link | UU Lyn |
|---|---|
| Source publication | Zhu, Li-Ying (2007) - A Photometric Study of the Near Contact Binary UU Lyncis |
| ADS link | 2007ChJAA...7..251Z |
| Name in Source publication | UU Lyn |
| Orbital period in days (P [d]) | 0.46846 |
| Mass ratio (q) | 0.39 |
| 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]) | 0.46846 |
| Mass ratio (q) | 0.39 |
| Orbital inclination in degrees (i [o]) | 89.2 |
| Fillout (f) | 0.04 |
| Primary temperature in Kelvins (T1 [K]) | 6700 |
| Secondary temperature in Kelvins (T2 [K]) | 4791 |
| Primary polar radius in units of orbital separation (r1p) | 0.4367 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2826 |
| Surface potential (Ω) | 2.6475 |
| Orbital separation in solar radii (a [R]) | 3.31 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.54 |
| Secondary radius in solar units (R2 [R]) | 0.99 |
| Primary mass in solar units (M1 [M]) | 1.6 |
| Secondary mass in solar units (M2 [M]) | 0.62 |
| Primary temperature in kelvins (T1 [K]) | 6700 |
| Secondary temperature in Kelvins (T2 [K]) | 4791 |
| Primary luminosity in solar units (L1 [L]) | 4.28 |
| Secondary luminosity in solar units (L2 [L]) | 0.46 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.46846 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.00159 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 816234865040160256 |
|---|---|
| RA | 138:52:27.02604 |
| DEC | 42:42:13.501224 |
| l | 178.560487 |
| b | 43.93279165 |
| G magnitude | 19.687496 |
| G_bp magnitude | 18.796572 |
| G_rp magnitude | 17.784796 |
| Radial velocity [km/s] | |
| Parallax | 0.944399902 |
| Distance [pc] | 1058.873469 |
| Temperature [K] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | UU Lyn |
|---|---|
| J magnitude | 10.612 |
| H magnitude | 10.376 |
| K magnitude | 10.295 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12 |
| Johnson_V magnitude | 11.57 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.5422 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |