XZ Leo
| Simbad link | XZ Leo |
|---|---|
| Source publication | Luo, Chang Qing (2015) - Photometric Study and Period Analysis of the Contact Binary XZ Leonis |
| ADS link | 2015AJ....150...70L |
| Name in Source publication | XZ Leo |
| Orbital period in days (P [d]) | 0.487739 |
| Mass ratio (q) | 0.35 |
| 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]) | 0.487739 |
| Mass ratio (q) | 0.35 |
| Orbital inclination in degrees (i [o]) | 77.9 |
| Fillout (f) | 0.23 |
| Primary temperature in Kelvins (T1 [K]) | 7160 |
| Secondary temperature in Kelvins (T2 [K]) | 6980 |
| Primary polar radius in units of orbital separation (r1p) | 0.4541 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2819 |
| Surface potential (Ω) | 2.517 |
| Orbital separation in solar radii (a [R]) | 3.47 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.69 |
| Secondary radius in solar units (R2 [R]) | 1.07 |
| Primary mass in solar units (M1 [M]) | 1.74 |
| Secondary mass in solar units (M2 [M]) | 0.61 |
| Primary temperature in kelvins (T1 [K]) | 7160 |
| Secondary temperature in Kelvins (T2 [K]) | 6980 |
| Primary luminosity in solar units (L1 [L]) | 6.73 |
| Secondary luminosity in solar units (L2 [L]) | 2.4 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 2.85 |
| Orbital period in days (P [d]) | 0.487739 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.005288 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 622859597535110016 |
|---|---|
| RA | 150:38:32.74656 |
| DEC | 17:02:47.169024 |
| l | 218.4418532 |
| b | 49.80410256 |
| G magnitude | 10.397571 |
| G_bp magnitude | 10.6173525 |
| G_rp magnitude | 10.128208 |
| Radial velocity [km/s] | |
| Parallax | 2.807320579 |
| Distance [pc] | 356.211545 |
| Temperature [K] | 6876.25 |
| Radius [R] | 1.7861887 |
| Luminosity [L] | 6.426226 |
| Simbad link | XZ Leo |
|---|---|
| J magnitude | 9.716 |
| H magnitude | 9.59 |
| K magnitude | 9.545 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 10.79 |
| Johnson_V magnitude | 10.37 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.3976 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |