XY LMi
| Simbad link | XY LMi |
|---|---|
| Source publication | Qian, S. -B. (2011) - High Fill-out, Extreme Mass Ratio Overcontact Binary Systems. X. The Newly Discovered Binary XY Leonis Minoris |
| ADS link | 2011AJ....141..151Q |
| Name in Source publication | XY LMi |
| Orbital period in days (P [d]) | 0.436888 |
| Mass ratio (q) | 0.15 |
| 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]) | 0.436888 |
| Mass ratio (q) | 0.15 |
| Orbital inclination in degrees (i [o]) | 81 |
| Fillout (f) | 0.74 |
| Primary temperature in Kelvins (T1 [K]) | 6144 |
| Secondary temperature in Kelvins (T2 [K]) | 6093 |
| Primary polar radius in units of orbital separation (r1p) | 0.5275 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2359 |
| Surface potential (Ω) | 2.0268 |
| 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]) | 6144 |
| Secondary temperature in Kelvins (T2 [K]) | 6093 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.436888 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.014429 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 748257661732323584 |
|---|---|
| RA | 158:33:04.81896 |
| DEC | 32:08:51.716904 |
| l | 194.9749853 |
| b | 59.88998975 |
| G magnitude | 11.051383 |
| G_bp magnitude | 11.34074 |
| G_rp magnitude | 10.633698 |
| Radial velocity [km/s] | |
| Parallax | 2.550299892 |
| Distance [pc] | 392.110749 |
| Temperature [K] | 6148.375 |
| Radius [R] | 1.823068 |
| Luminosity [L] | 4.278996 |
| Orbital period [d] | 0.4368897 |
|---|---|
| Temperature [K] | 6163.36 |
| Surface gravity (log(g)) | 4.022 |
| Metallicity ([Fe/H]) | 0.224 |
| Simbad link | XY LMi |
|---|---|
| J magnitude | 10.078 |
| H magnitude | 9.856 |
| K magnitude | 9.807 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.78 |
| Johnson_V magnitude | 11.2 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.0514 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |