HX UMa
| Simbad link | HX UMa |
|---|---|
| Source publication | Selam, S. (2005) - First Ground-Based Photometry and Light Curve Analysis of the Recently Discovered Contact Binary Hx Uma |
| ADS link | 2005Ap&SS.296..305S |
| Name in Source publication | HX UMa |
| Orbital period in days (P [d]) | 0.379157 |
| Mass ratio (q) | 0.29 |
| Mass ratio determination | Spectroscopic |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.379157 |
| Mass ratio (q) | 0.29 |
| Orbital inclination in degrees (i [o]) | 48.8 |
| Fillout (f) | 0.59 |
| Primary temperature in Kelvins (T1 [K]) | 6650 |
| Secondary temperature in Kelvins (T2 [K]) | 6601 |
| Primary polar radius in units of orbital separation (r1p) | 0.4814 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2844 |
| Surface potential (Ω) | 2.3395 |
| 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]) | |
| Secondary mass in solar units (M2 [M]) | |
| Primary temperature in kelvins (T1 [K]) | 6650 |
| Secondary temperature in Kelvins (T2 [K]) | 6601 |
| 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 DR2 1537395883044801408 |
|---|---|
| RA | 180:23:18.61224 |
| DEC | 43:02:29.59692 |
| l | 152.162154 |
| b | 71.14341018 |
| G magnitude | 8.814907 |
| G_bp magnitude | 9.04741 |
| G_rp magnitude | 8.38334 |
| Radial velocity [km/s] | |
| Parallax | 7.591946033 |
| Distance [pc] | 131.718534 |
| Temperature [K] | 6506 |
| Radius [R] | 1.5280101 |
| Luminosity [L] | 3.7688026 |
| Simbad link | HX UMa |
|---|---|
| J magnitude | 7.904 |
| H magnitude | 7.68 |
| K magnitude | 7.631 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 9.31 |
| Johnson_V magnitude | 8.88 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 8.8149 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |