AP UMi
Simbad link | AP UMi |
---|---|
Source publication | Awadalla, N. S. (2016) - New CCD Observations and the First Photometric Study of the Contact Binary AP UMi |
ADS link | 2016JKAS...49...65H |
Name in Source publication | GSC 4405-00129 |
Orbital period in days (P [d]) | 0.258287 |
Mass ratio (q) | 0.39 |
Mass ratio determination | Photometric |
Type | A |
Has total eclipse? | |
Has spots? | |
Has third light? | |
Has period variation? |
Solver | PHOEBE |
---|---|
Orbital period in days (P [d]) | 0.258287 |
Mass ratio (q) | 0.39 |
Orbital inclination in degrees (i [^{o}]) | 81.3 |
Fillout (f) | 0.19 |
Primary temperature in Kelvins (T_{1} [K]) | 4500 |
Secondary temperature in Kelvins (T_{2} [K]) | 3865 |
Primary polar radius in units of orbital separation (r_{1p}) | 0.4442 |
Secondary polar radius in units of orbital separation (r_{2p}) | 0.2889 |
Surface potential (Ω) | 2.604 |
Orbital separation in solar radii (a [R_{}]) | |
---|---|
Primary radius in solar units (R_{1} [R_{}]) | |
Secondary radius in solar units (R_{2} [R_{}]) | |
Primary mass in solar units (M_{1} [M_{}]) | |
Secondary mass in solar units (M_{2} [M_{}]) | |
Primary temperature in kelvins (T_{1} [K]) | 4500 |
Secondary temperature in Kelvins (T_{2} [K]) | 3865 |
Primary luminosity in solar units (L_{1} [L_{}]) | |
Secondary luminosity in solar units (L_{2} [L_{}]) | |
Distance in parsecs (d [pc]) | |
Age in gigayears (τ [gyr]) |
Simbad link | AP UMi |
---|---|
J magnitude | |
H magnitude | |
K magnitude | |
Johnson_U magnitude | |
Johnson_B magnitude | |
Johnson_V magnitude | |
Johnson_R magnitude | |
Johnson_I magnitude | |
Sloan_u magnitude | |
Sloan_g magnitude | 14.5118 |
Sloan_r magnitude | |
Sloan_i magnitude | |
Sloan_z magnitude |