QQ Boo
| Simbad link | QQ Boo |
|---|---|
| Source publication | Guo, Yani (2026) - A Photometric and Spectroscopic Investigation of 11 TESS Eclipsing Contact Binaries |
| ADS link | 2026ApJ..1000..168G |
| Name in Source publication | TIC 116484192 |
| Orbital period in days (P [d]) | 0.276474 |
| Mass ratio (q) | 0.38 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 116484192 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.276474 |
| Mass ratio (q) | 0.38 |
| Orbital inclination in degrees (i [o]) | 65.2 |
| Fillout (f) | 0.14 |
| Primary temperature in Kelvins (T1 [K]) | 5363 |
| Secondary temperature in Kelvins (T2 [K]) | 5620 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) |
| Orbital separation in solar radii (a [R]) | 2.01 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.96 |
| Secondary radius in solar units (R2 [R]) | 0.62 |
| Primary mass in solar units (M1 [M]) | 1.04 |
| Secondary mass in solar units (M2 [M]) | 0.39 |
| Primary temperature in kelvins (T1 [K]) | 5363 |
| Secondary temperature in Kelvins (T2 [K]) | 5620 |
| Primary luminosity in solar units (L1 [L]) | 0.41 |
| Secondary luminosity in solar units (L2 [L]) | 0.26 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR3 1394887837372693632 |
|---|---|
| RA | 233:01:11.920638 |
| DEC | 45:34:07.91864 |
| l | 73.86745123380705 |
| b | 53.29900159427064 |
| G [mag] | 12.325762 |
| G_bp [mag] | 12.674607 |
| G_rp [mag] | 11.818119 |
| Parallax | 3.0255906327264293 |
| Distance [pc] | 328.0469 |
| Temperature [K] | 5643.7974 |
| Surface gravity log(g) [cm/s2] | 4.3912 |
| Metallicity [Fe/H] | -0.3749 |
| Monochromatic extinction A0 [mag] | 0.0019 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 5542.04 |
|---|---|
| Surface gravity log(g) [cm/s2] | 4.3 |
| Metallicity [Fe/H] | -0.533 |
| Simbad link | QQ Boo |
|---|---|
| J magnitude | 11.072 |
| H magnitude | 10.73 |
| K magnitude | 10.682 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12.45 |
| Johnson_V magnitude | 12.449 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.75 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |