FI Boo
| Simbad link | FI Boo |
|---|---|
| Source publication | Gazeas, K. (2021) - Physical parameters of close binary systems: VIII |
| ADS link | 2021MNRAS.501.2897G |
| Name in Source publication | FI Boo |
| Orbital period in days (P [d]) | 0.39 |
| Mass ratio (q) | 0.38 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Spectral type |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 193990389 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.39 |
| Mass ratio (q) | 0.38 |
| Orbital inclination in degrees (i [o]) | 46.7 |
| Fillout (f) | 0.6 |
| Primary temperature in Kelvins (T1 [K]) | 5850 |
| Secondary temperature in Kelvins (T2 [K]) | 5670 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 2.636 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.01 |
| Secondary radius in solar units (R2 [R]) | 0.63 |
| Primary mass in solar units (M1 [M]) | 0.65 |
| Secondary mass in solar units (M2 [M]) | 0.24 |
| Primary temperature in kelvins (T1 [K]) | 5850 |
| Secondary temperature in Kelvins (T2 [K]) | 5670 |
| Primary luminosity in solar units (L1 [L]) | 1.07 |
| Secondary luminosity in solar units (L2 [L]) | 0.36 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.39 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.014256 |
| Cyclic period variation in years (Pc [y]) | 5.83 |
| Period study | Christopoulou, P.-E. (2013) - An Extensive Analysis of the Triple W UMa Type Binary FI Boo |
| ADS link | 2013AJ....146..157C |
| Designation | Gaia DR3 1595631104093744256 |
|---|---|
| RA | 230:31:28.509557 |
| DEC | 51:10:56.029367 |
| l | 83.58346435963433 |
| b | 52.8347327455594 |
| G [mag] | 9.383437 |
| G_bp [mag] | 9.735738 |
| G_rp [mag] | 8.859338 |
| Parallax | 8.279816666118919 |
| Distance [pc] | 120.5009 |
| Temperature [K] | 5725.903 |
| Surface gravity log(g) [cm/s2] | 4.0675 |
| Metallicity [Fe/H] | -0.1428 |
| Monochromatic extinction A0 [mag] | 0.1626 |
| Radius [R] | 1.4889036 |
| Luminosity [L] | 1.9592685 |
| Simbad link | FI Boo |
|---|---|
| J magnitude | 8.209 |
| H magnitude | 7.902 |
| K magnitude | 7.871 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 10.16 |
| Johnson_V magnitude | 9.49 |
| Johnson_R magnitude | 9.196 |
| Johnson_I magnitude | 8.832 |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |