CRTS J074350.9+451620

Simbad link CRTS J074350.9+451620
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 J074350.9+451620
Orbital period in days (P [d]) 0.227324
Mass ratio (q) 0.43
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]) 0.227324
Mass ratio (q) 0.43
Orbital inclination in degrees (i [o]) 81.1
Fillout (f) 0.18
Primary temperature in Kelvins (T1 [K]) 4312
Secondary temperature in Kelvins (T2 [K]) 4471
Primary polar radius in units of orbital separation (r1p) 0.4352
Secondary polar radius in units of orbital separation (r2p) 0.2967
Surface potential (Ω) 2.6921

Orbital separation in solar radii (a [R]) 1.54
Primary radius in solar units (R1 [R]) 0.7
Secondary radius in solar units (R2 [R]) 0.48
Primary mass in solar units (M1 [M]) 0.66
Secondary mass in solar units (M2 [M]) 0.28
Primary temperature in kelvins (T1 [K]) 4312
Secondary temperature in Kelvins (T2 [K]) 4471
Primary luminosity in solar units (L1 [L]) 0.2
Secondary luminosity in solar units (L2 [L]) 0.1
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr]) 10.42

Orbital period in days (P [d]) 0.227324
Monotonic period variation in seconds per year (dPdt [s/y]) 0.026006
Cyclic period variation in years (Pc [y])

Designation Gaia DR2 926879957095390208
RA 115:57:43.02324
DEC 45:16:20.6139
l 173.7045537
b 27.77110452
G magnitude 16.447454
G_bp magnitude 17.02582
G_rp magnitude 15.671736
Radial velocity [km/s]
Parallax 0.924935721
Distance [pc] 1.081156
Temperature [K] 4609.25
Radius [R] 0.8337435
Luminosity [L] 0.28267065

Simbad link CRTS J074350.9+451620
J magnitude
H magnitude
K magnitude
Johnson_U magnitude
Johnson_B magnitude
Johnson_V magnitude 15.95
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude 16.4475
Sloan_r magnitude
Sloan_i magnitude
Sloan_z magnitude

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