RZ UMi
| Simbad link | RZ UMi |
|---|---|
| Source publication | Grozdanović, Marko (2025) - Light Curve Analysis Of W-uma Type Binary Systems Rz Umi, Oq Uma, Lp Uma |
| ADS link | 2025arXiv250700768G |
| Name in Source publication | RZ UMi |
| Orbital period in days (P [d]) | 0.3373 |
| Mass ratio (q) | 0.57 |
| Mass ratio determination | Photometric |
| Temperature determination | Assumed |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 160082094 |
| Solver | DC |
|---|---|
| Orbital period in days (P [d]) | 0.3373 |
| Mass ratio (q) | 0.57 |
| Orbital inclination in degrees (i [o]) | 85.2 |
| Fillout (f) | 0.09 |
| Primary temperature in Kelvins (T1 [K]) | 5500 |
| Secondary temperature in Kelvins (T2 [K]) | 5650 |
| Primary polar radius in units of orbital separation (r1p) | 0.408 |
| Secondary polar radius in units of orbital separation (r2p) | 0.315 |
| Surface potential (Ω) | 2.9768 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | 1 |
| Secondary radius in solar units (R2 [R]) | 0.78 |
| Primary mass in solar units (M1 [M]) | 0.92 |
| Secondary mass in solar units (M2 [M]) | 0.52 |
| Primary temperature in kelvins (T1 [K]) | 5500 |
| Secondary temperature in Kelvins (T2 [K]) | 5650 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 311.7 | 71.6 | 48.7 | 0.96 |
| Designation | Gaia DR3 1727679731874374272 |
|---|---|
| RA | 223:36:29.217594 |
| DEC | 86:43:37.397722 |
| l | 121.00176970434279 |
| b | 29.927817675716938 |
| G [mag] | 11.62984 |
| G_bp [mag] | 12.080543 |
| G_rp [mag] | 11.145978 |
| Parallax | 3.738916719960857 |
| Distance [pc] | 264.1569 |
| Temperature [K] | 5398.897 |
| Surface gravity log(g) [cm/s2] | 4.2655 |
| Metallicity [Fe/H] | -0.3482 |
| Monochromatic extinction A0 [mag] | 0.0381 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | RZ UMi |
|---|---|
| J magnitude | 10.916 |
| H magnitude | 10.565 |
| K magnitude | 10.445 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |