GR Boo
| Simbad link | GR Boo |
|---|---|
| Source publication | Zhang, Z. L. (2016) - Photometric study of the eclipsing binary GR Bootis |
| ADS link | 2016NewA...46...15Z |
| Name in Source publication | GR Boo |
| Orbital period in days (P [d]) | 0.37667 |
| Mass ratio (q) | 0.99 |
| 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]) | 0.37667 |
| Mass ratio (q) | 0.99 |
| Orbital inclination in degrees (i [o]) | 70.4 |
| Fillout (f) | 0 |
| Primary temperature in Kelvins (T1 [K]) | 5770 |
| Secondary temperature in Kelvins (T2 [K]) | 5696 |
| Primary polar radius in units of orbital separation (r1p) | 0.3574 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3549 |
| Surface potential (Ω) | 3.7255 |
| 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]) | 5770 |
| Secondary temperature in Kelvins (T2 [K]) | 5696 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | 253 |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.37667 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -1.8E-05 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 1267903865090637568 |
|---|---|
| RA | 224:58:37.73316 |
| DEC | 25:54:33.886008 |
| l | 37.89153108 |
| b | 61.31343733 |
| G magnitude | 11.367209 |
| G_bp magnitude | 11.716662 |
| G_rp magnitude | 10.801486 |
| Radial velocity [km/s] | |
| Parallax | |
| Distance [pc] | |
| Temperature [K] | 5333.1 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | GR Boo |
|---|---|
| J magnitude | 10.037 |
| H magnitude | 9.707 |
| K magnitude | 9.604 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12.09 |
| Johnson_V magnitude | 11.51 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.3672 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |