V508 Oph
| Simbad link | V508 Oph |
|---|---|
| Source publication | Xiang, Fu-Yuan (2015) - CCD Photometric Study and Period Investigation of V508 Oph |
| ADS link | 2015AJ....149...62X |
| Name in Source publication | V508 Oph |
| Orbital period in days (P [d]) | 0.344791 |
| Mass ratio (q) | 0.55 |
| 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]) | 0.344791 |
| Mass ratio (q) | 0.55 |
| Orbital inclination in degrees (i [o]) | 83.8 |
| Fillout (f) | 0.16 |
| Primary temperature in Kelvins (T1 [K]) | 5980 |
| Secondary temperature in Kelvins (T2 [K]) | 5847 |
| Primary polar radius in units of orbital separation (r1p) | 0.4147 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3166 |
| Surface potential (Ω) | 2.921 |
| 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]) | 5980 |
| Secondary temperature in Kelvins (T2 [K]) | 5847 |
| 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]) | 0.344791 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.012977 |
| Cyclic period variation in years (Pc [y]) | 24.27 |
| Designation | Gaia DR2 4496631923406506240 |
|---|---|
| RA | 269:42:09.75384 |
| DEC | 13:29:47.89842 |
| l | 39.36672683 |
| b | 17.66208753 |
| G magnitude | 16.036482 |
| G_bp magnitude | |
| G_rp magnitude | |
| Radial velocity [km/s] | |
| Parallax | |
| Distance [pc] | |
| Temperature [K] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V508 Oph |
|---|---|
| J magnitude | 8.943 |
| H magnitude | 8.632 |
| K magnitude | 8.568 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.25 |
| Johnson_V magnitude | 10.65 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.48 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |