LP Com
Simbad link | LP Com |
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Source publication | Liu, Jinzhong (2017) - The First Photometric Investigation of the Neglected Contact Binary LP Comae |
ADS link | 2017PASP..129j4204L |
Name in Source publication | LP Com |
Orbital period in days (P [d]) | 0.337934 |
Mass ratio (q) | 0.23 |
Mass ratio determination | Photometric |
Type | W |
Has total eclipse? | |
Has spots? | |
Has third light? | |
Has period variation? |
Solver | WD |
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Orbital period in days (P [d]) | 0.337934 |
Mass ratio (q) | 0.23 |
Orbital inclination in degrees (i [o]) | 73.1 |
Fillout (f) | 0.21 |
Primary temperature in Kelvins (T1 [K]) | 4852 |
Secondary temperature in Kelvins (T2 [K]) | 5247 |
Primary polar radius in units of orbital separation (r1p) | 0.4839 |
Secondary polar radius in units of orbital separation (r2p) | 0.2499 |
Surface potential (Ω) | 2.2732 |
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]) | 4852 |
Secondary temperature in Kelvins (T2 [K]) | 5247 |
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]) | 0.337934 |
---|---|
Monotonic period variation in seconds per year (dPdt [s/y]) | 0.022378 |
Cyclic period variation in years (Pc [y]) | 10.09 |
Designation | Gaia DR2 4008951374922132480 |
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RA | 188:16:22.43712 |
DEC | 27:08:03.266952 |
l | 211.801622 |
b | 85.91832947 |
G magnitude | 13.133483 |
G_bp magnitude | 13.563766 |
G_rp magnitude | 12.538877 |
Radial velocity [km/s] | |
Parallax | 2.066159672 |
Distance [pc] | 483.9897 |
Temperature [K] | 5199.18 |
Radius [R] | 1.2537854 |
Luminosity [L] | 1.0348575 |
Orbital period [d] | 0.33793358 |
---|---|
Temperature [K] | 5362.975 |
Surface gravity (log(g)) | 4.223 |
Metallicity ([Fe/H]) | 0.2515 |
Simbad link | LP Com |
---|---|
J magnitude | 11.751 |
H magnitude | 11.306 |
K magnitude | 11.233 |
Johnson_U magnitude | 12.879 |
Johnson_B magnitude | 13.5 |
Johnson_V magnitude | 13.369 |
Johnson_R magnitude | 13.078 |
Johnson_I magnitude | |
Sloan_u magnitude | |
Sloan_g magnitude | 13.665 |
Sloan_r magnitude | 13.078 |
Sloan_i magnitude | 12.879 |
Sloan_z magnitude |