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] 0.319745
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

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