V412 Her
| Simbad link | V412 Her |
|---|---|
| Source publication | Hilditch, R. W. (1998) - Light-curve analysis and eclipse mapping of the contact binaries KQ GEM and V412 HER |
| ADS link | 1998MNRAS.296..100H |
| Name in Source publication | V412 Her |
| Orbital period in days (P [d]) | 0.336212 |
| Mass ratio (q) | 0.46 |
| Mass ratio determination | Photometric |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | LIGHT2 |
|---|---|
| Orbital period in days (P [d]) | 0.336212 |
| Mass ratio (q) | 0.46 |
| Orbital inclination in degrees (i [o]) | 80 |
| Fillout (f) | 0.77 |
| Primary temperature in Kelvins (T1 [K]) | 5050 |
| Secondary temperature in Kelvins (T2 [K]) | 5000 |
| Primary polar radius in units of orbital separation (r1p) | 0.461 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3371 |
| Surface potential (Ω) | 2.5895 |
| 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]) | 5050 |
| Secondary temperature in Kelvins (T2 [K]) | 5000 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR2 4570775046187361536 |
|---|---|
| RA | 262:37:42.19464 |
| DEC | 25:54:14.128416 |
| l | 49.24137122 |
| b | 28.42743555 |
| G magnitude | 19.805243 |
| G_bp magnitude | 19.429081 |
| G_rp magnitude | 18.17212 |
| Radial velocity [km/s] | |
| Parallax | 1.535828928 |
| Distance [pc] | 651.114185 |
| Temperature [K] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V412 Her |
|---|---|
| J magnitude | 12.527 |
| H magnitude | 12.177 |
| K magnitude | 12.125 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 13.98 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.031 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |