LINEAR 20334947
| Simbad link | LINEAR 20334947 |
|---|---|
| Source publication | Poro, Atila (2025) - BSN. II. The First Light Curve Study of Eight Total Eclipsing Contact Binary Stars with Shallow Fillout Factors |
| ADS link | 2025AJ....170..214P |
| Name in Source publication | L2033 |
| Orbital period in days (P [d]) | 0.278598 |
| Mass ratio (q) | 2.39 |
| 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 9701913 |
| Solver | BSN |
|---|---|
| Orbital period in days (P [d]) | 0.278598 |
| Mass ratio (q) | 2.39 |
| Orbital inclination in degrees (i [o]) | 76.4 |
| Fillout (f) | 0.11 |
| Primary temperature in Kelvins (T1 [K]) | 4790 |
| Secondary temperature in Kelvins (T2 [K]) | 4493 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 5.7 |
| Orbital separation in solar radii (a [R]) | 2.11 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.66 |
| Secondary radius in solar units (R2 [R]) | 0.98 |
| Primary mass in solar units (M1 [M]) | 0.48 |
| Secondary mass in solar units (M2 [M]) | 1.1 |
| Primary temperature in kelvins (T1 [K]) | 4790 |
| Secondary temperature in Kelvins (T2 [K]) | 4493 |
| Primary luminosity in solar units (L1 [L]) | 0.21 |
| Secondary luminosity in solar units (L2 [L]) | 0.35 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.278598 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.01728 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 293 | 18 | 0.88 |
| Designation | Gaia DR3 1333759801232103424 |
|---|---|
| RA | 259:56:12.818765 |
| DEC | 32:33:20.167993 |
| l | 55.91321922237579 |
| b | 32.51662743207228 |
| G [mag] | 16.194092 |
| G_bp [mag] | 16.752882 |
| G_rp [mag] | 15.452436 |
| Parallax | 0.8460729616436701 |
| Distance [pc] | 991.1661 |
| Temperature [K] | 4803.905 |
| Surface gravity log(g) [cm/s2] | 4.5772 |
| Metallicity [Fe/H] | 0.6359 |
| Monochromatic extinction A0 [mag] | 0.0656 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | LINEAR 20334947 |
|---|---|
| J magnitude | 14.42 |
| H magnitude | 13.9 |
| K magnitude | 13.9 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 16.1 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | 18.87 |
| Sloan_g magnitude | 16.745 |
| Sloan_r magnitude | 15.871 |
| Sloan_i magnitude | 15.573 |
| Sloan_z magnitude | 15.401 |