CRTS J145224.5+011522
| Simbad link | CRTS J145224.5+011522 |
|---|---|
| Source publication | Li, Kai (2020) - The First Light Curve Modeling and Orbital Period Change Investigation of Nine Contact Binaries around the Short-period Cutoff |
| ADS link | 2020AJ....159..189L |
| Name in Source publication | CRTS J145224.5+011522 |
| Orbital period in days (P [d]) | 0.196014 |
| Mass ratio (q) | 0.52 |
| 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]) | 0.196014 |
| Mass ratio (q) | 0.52 |
| Orbital inclination in degrees (i [o]) | 77 |
| Fillout (f) | 0.14 |
| Primary temperature in Kelvins (T1 [K]) | 3807 |
| Secondary temperature in Kelvins (T2 [K]) | 3898 |
| Primary polar radius in units of orbital separation (r1p) | 0.4186 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3096 |
| Surface potential (Ω) | 2.8659 |
| Orbital separation in solar radii (a [R]) | 1.33 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.61 |
| Secondary radius in solar units (R2 [R]) | 0.44 |
| Primary mass in solar units (M1 [M]) | 0.54 |
| Secondary mass in solar units (M2 [M]) | 0.28 |
| Primary temperature in kelvins (T1 [K]) | 3807 |
| Secondary temperature in Kelvins (T2 [K]) | 3898 |
| Primary luminosity in solar units (L1 [L]) | 0.08 |
| Secondary luminosity in solar units (L2 [L]) | 0.04 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 10.72 |
| Orbital period in days (P [d]) | 0.196014 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.012269 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 3652057081731342976 |
|---|---|
| RA | 223:06:08.03736 |
| DEC | 1:15:21.888403 |
| l | 356.3058633 |
| b | 51.13904244 |
| G magnitude | 15.193974 |
| G_bp magnitude | 16.10712 |
| G_rp magnitude | 14.228617 |
| Radial velocity [km/s] | |
| Parallax | 3.127488881 |
| Distance [pc] | 319.745341 |
| Temperature [K] | 3997.6667 |
| Radius [R] | 0.6794373 |
| Luminosity [L] | 0.106223315 |
| Simbad link | CRTS J145224.5+011522 |
|---|---|
| J magnitude | 13.26 |
| H magnitude | 12.576 |
| K magnitude | 12.42 |
| Johnson_U magnitude | 14.371 |
| Johnson_B magnitude | |
| Johnson_V magnitude | 15.05 |
| Johnson_R magnitude | 15.046 |
| Johnson_I magnitude | |
| Sloan_u magnitude | 19.076 |
| Sloan_g magnitude | 16.463 |
| Sloan_r magnitude | 15.046 |
| Sloan_i magnitude | 14.371 |
| Sloan_z magnitude | 13.994 |