DD Ind
| Simbad link | DD Ind |
|---|---|
| Source publication | Samec, Ronald G. (2016) - BVRI Photometric 2015 WD Analysis of the Southern Totally Eclipsing, Solar-type, Shallow-contact W UMa Binary, DD Indus |
| ADS link | 2016AJ....152..219S |
| Name in Source publication | DD Ind |
| Orbital period in days (P [d]) | 0.362746 |
| Mass ratio (q) | 0.45 |
| 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]) | 0.362746 |
| Mass ratio (q) | 0.45 |
| Orbital inclination in degrees (i [o]) | 85.9 |
| Fillout (f) | 0.11 |
| Primary temperature in Kelvins (T1 [K]) | 5750 |
| Secondary temperature in Kelvins (T2 [K]) | 5889 |
| Primary polar radius in units of orbital separation (r1p) | 0.4278 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2975 |
| Surface potential (Ω) | 2.754 |
| 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]) | 5750 |
| Secondary temperature in Kelvins (T2 [K]) | 5889 |
| 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]) | 0.362746 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.010454 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 6575365926816570752 |
|---|---|
| RA | 321:11:47.73696 |
| DEC | -48:49:09.466392 |
| l | 352.1086701 |
| b | -45.20931933 |
| G magnitude | 12.176251 |
| G_bp magnitude | 12.546155 |
| G_rp magnitude | 11.620314 |
| Radial velocity [km/s] | |
| Parallax | 2.727634936 |
| Distance [pc] | 366.617976 |
| Temperature [K] | 5263.4 |
| Radius [R] | 1.4328979 |
| Luminosity [L] | 1.4196807 |
| Simbad link | DD Ind |
|---|---|
| J magnitude | 10.823 |
| H magnitude | 10.502 |
| K magnitude | 10.422 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13.2 |
| Johnson_V magnitude | 12.12 |
| Johnson_R magnitude | 12.41 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.1763 |
| Sloan_r magnitude | 12.41 |
| Sloan_i magnitude | |
| Sloan_z magnitude |