LQ Com
| Simbad link | LQ Com |
|---|---|
| Source publication | Hu, Ke (2022) - First photometric and orbital period investigations of four W UMa-type eclipse binaries |
| ADS link | 2022PASA...39...57H |
| Name in Source publication | LQ Com |
| Orbital period in days (P [d]) | 0.356836 |
| Mass ratio (q) | 0.26 |
| Mass ratio determination | Photometric |
| Temperature determination | Color index |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 359114256 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.356836 |
| Mass ratio (q) | 0.26 |
| Orbital inclination in degrees (i [o]) | 86 |
| Fillout (f) | 0.14 |
| Primary temperature in Kelvins (T1 [K]) | 6404 |
| Secondary temperature in Kelvins (T2 [K]) | 6264 |
| Primary polar radius in units of orbital separation (r1p) | 0.4678 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2571 |
| Surface potential (Ω) | 2.38 |
| Orbital separation in solar radii (a [R]) | 2.51 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.25 |
| Secondary radius in solar units (R2 [R]) | 0.69 |
| Primary mass in solar units (M1 [M]) | 1.31 |
| Secondary mass in solar units (M2 [M]) | 0.35 |
| Primary temperature in kelvins (T1 [K]) | 6404 |
| Secondary temperature in Kelvins (T2 [K]) | 6264 |
| Primary luminosity in solar units (L1 [L]) | 2.39 |
| Secondary luminosity in solar units (L2 [L]) | 0.66 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.356836 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | |
| Cyclic period variation in years (Pc [y]) | 17.06 |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 7 | 14.3 | 0.75 |
| Designation | Gaia DR3 3960560008462119552 |
|---|---|
| RA | 189:22:34.38313 |
| DEC | 26:04:52.005657 |
| l | 230.72980821102044 |
| b | 86.71439492590945 |
| G [mag] | 12.644147 |
| G_bp [mag] | 12.8915825 |
| G_rp [mag] | 12.210675 |
| Parallax | 1.7407140087150008 |
| Distance [pc] | 561.8315 |
| Temperature [K] | 6326.3843 |
| Surface gravity log(g) [cm/s2] | 4.3608 |
| Metallicity [Fe/H] | 0.1001 |
| Monochromatic extinction A0 [mag] | 0.0006 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | LQ Com |
|---|---|
| J magnitude | 12.002 |
| H magnitude | 11.754 |
| K magnitude | 11.716 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13.4 |
| Johnson_V magnitude | 12.5 |
| Johnson_R magnitude | 13.21 |
| Johnson_I magnitude | |
| Sloan_u magnitude | 14.651 |
| Sloan_g magnitude | 13.187 |
| Sloan_r magnitude | 14.151 |
| Sloan_i magnitude | 12.728 |
| Sloan_z magnitude | 13.096 |