V1494 Her
| Simbad link | V1494 Her |
|---|---|
| Source publication | Papageorgiou, Athanasios (2023) - Three Ultra-short-period Contact Eclipsing Binary Systems Mined from Massive Astronomical Surveys |
| ADS link | 2023AJ....165...80P |
| Name in Source publication | CRTSJ172718 |
| Orbital period in days (P [d]) | 0.225072 |
| Mass ratio (q) | 0.47 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 230240746 |
| Solver | PHOEBE |
|---|---|
| Orbital period in days (P [d]) | 0.225072 |
| Mass ratio (q) | 0.47 |
| Orbital inclination in degrees (i [o]) | 88.4 |
| Fillout (f) | 0.22 |
| Primary temperature in Kelvins (T1 [K]) | 4684 |
| Secondary temperature in Kelvins (T2 [K]) | 4684 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 2.757 |
| Orbital separation in solar radii (a [R]) | 1.64 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.76 |
| Secondary radius in solar units (R2 [R]) | 0.55 |
| Primary mass in solar units (M1 [M]) | 0.79 |
| Secondary mass in solar units (M2 [M]) | 0.37 |
| Primary temperature in kelvins (T1 [K]) | 4684 |
| Secondary temperature in Kelvins (T2 [K]) | 4684 |
| Primary luminosity in solar units (L1 [L]) | 0.21 |
| Secondary luminosity in solar units (L2 [L]) | 0.13 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 110 | 110 | 0.96 |
| Designation | Gaia DR3 1348579465627072128 |
|---|---|
| RA | 261:49:30.149978 |
| DEC | 43:16:23.716458 |
| l | 68.77504597839815 |
| b | 33.03497834140528 |
| G [mag] | 15.01333 |
| G_bp [mag] | 15.568623 |
| G_rp [mag] | 14.284255 |
| Parallax | 1.8064234914472093 |
| Distance [pc] | |
| Temperature [K] | |
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | |
| Monochromatic extinction A0 [mag] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V1494 Her |
|---|---|
| J magnitude | 13.184 |
| H magnitude | 12.64 |
| K magnitude | 12.55 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 14.93 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 15.713 |
| Sloan_r magnitude | 14.886 |
| Sloan_i magnitude | |
| Sloan_z magnitude |