V1104 Her
| Simbad link | V1104 Her |
|---|---|
| Source publication | Liu, N. -P. (2015) - The Late K-type Binary V1104 Her Near the Short-period End of Contact Binaries |
| ADS link | 2015AJ....149..148L |
| Name in Source publication | V1104 Her |
| Orbital period in days (P [d]) | 0.227876 |
| Mass ratio (q) | 0.63 |
| Mass ratio determination | Photometric |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.227876 |
| Mass ratio (q) | 0.63 |
| Orbital inclination in degrees (i [o]) | 83.5 |
| Fillout (f) | 0.13 |
| Primary temperature in Kelvins (T1 [K]) | 3908 |
| Secondary temperature in Kelvins (T2 [K]) | 4050 |
| Primary polar radius in units of orbital separation (r1p) | 0.402 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3254 |
| Surface potential (Ω) | 3.0721 |
| Orbital separation in solar radii (a [R]) | 1.67 |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 0.74 |
| Secondary mass in solar units (M2 [M]) | 0.46 |
| Primary temperature in kelvins (T1 [K]) | 3908 |
| Secondary temperature in Kelvins (T2 [K]) | 4050 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.227876 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.002506 |
| Cyclic period variation in years (Pc [y]) | 8.28 |
| Designation | Gaia DR2 2122992065148038784 |
|---|---|
| RA | 272:26:53.24568 |
| DEC | 49:02:54.620376 |
| l | 76.731523 |
| b | 26.73097193 |
| G magnitude | 13.471438 |
| G_bp magnitude | 14.323168 |
| G_rp magnitude | 12.480883 |
| Radial velocity [km/s] | |
| Parallax | 5.395682873 |
| Distance [pc] | 185.333353 |
| Temperature [K] | 4027.3333 |
| Radius [R] | 0.85100484 |
| Luminosity [L] | 0.17164417 |
| Simbad link | V1104 Her |
|---|---|
| J magnitude | 11.362 |
| H magnitude | 10.71 |
| K magnitude | 10.56 |
| Johnson_U magnitude | 12.873 |
| Johnson_B magnitude | 14 |
| Johnson_V magnitude | 13.51 |
| Johnson_R magnitude | 13.499 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.722 |
| Sloan_r magnitude | 13.499 |
| Sloan_i magnitude | 12.873 |
| Sloan_z magnitude |