AL Lep
Simbad link | AL Lep |
---|---|
Source publication | Wadhwa, Surjit S. (2005) - Photometric Analysis of Southern Contact Binary Stars II: NW Aps, BV 996 and BV 435 |
ADS link | 2005Ap&SS.300..329W |
Name in Source publication | BV 996 |
Orbital period in days (P [d]) | 0.44864 |
Mass ratio (q) | 0.12 |
Mass ratio determination | Photometric |
Type | A |
Has total eclipse? | |
Has spots? | |
Has third light? | |
Has period variation? |
Solver | WD |
---|---|
Orbital period in days (P [d]) | 0.44864 |
Mass ratio (q) | 0.12 |
Orbital inclination in degrees (i [o]) | 73.8 |
Fillout (f) | 0.63 |
Primary temperature in Kelvins (T1 [K]) | 6008 |
Secondary temperature in Kelvins (T2 [K]) | 5907 |
Primary polar radius in units of orbital separation (r1p) | 0.5364 |
Secondary polar radius in units of orbital separation (r2p) | 0.2171 |
Surface potential (Ω) | 1.97 |
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]) | 6008 |
Secondary temperature in Kelvins (T2 [K]) | 5907 |
Primary luminosity in solar units (L1 [L]) | |
Secondary luminosity in solar units (L2 [L]) | |
Distance in parsecs (d [pc]) | |
Age in gigayears (τ [gyr]) |
Designation | Gaia DR2 2975096190646552448 |
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RA | 76:34:24.721572 |
DEC | -21:52:06.863592 |
l | 220.8254737 |
b | -31.80238599 |
G magnitude | 9.431379 |
G_bp magnitude | 9.68951 |
G_rp magnitude | 9.049795 |
Radial velocity [km/s] | |
Parallax | 4.997808689 |
Distance [pc] | 200.087691 |
Temperature [K] | 6484.4175 |
Radius [R] | 1.7591934 |
Luminosity [L] | 4.9295325 |
Simbad link | AL Lep |
---|---|
J magnitude | 8.53 |
H magnitude | 8.339 |
K magnitude | 8.327 |
Johnson_U magnitude | |
Johnson_B magnitude | 10.027 |
Johnson_V magnitude | 9.49 |
Johnson_R magnitude | |
Johnson_I magnitude | |
Sloan_u magnitude | |
Sloan_g magnitude | 9.4314 |
Sloan_r magnitude | |
Sloan_i magnitude | |
Sloan_z magnitude |