UV Lyn (Eclipsing binary)

RA: 09h 03m 24.12s, DE: +38° 05' 54.60" (135.8505000000, 38.0984999997)

2/16/2023, 17:13 - 2/16/2023, 22:00 (UTC)

Data:
  • Observer: Urbaník M.
  • Created: 2/18/2023, 11:56
  • Station: Kysucká hvezdáreň
  • Instrument: MEGREZ 88 FD 88/498 + MII G2-8300
  • Photometric band: B
  • Time standard: Gjd
  • Brightness in: Mag
Note:
CCD+B, exp.40 s., comp.
UCAC4-641-045188,2x2.
Determined minima
  • P: 2459992.34947 (2/16/2023, 20:23)
    HJDmin: 2459992.35447 +/- 0.00063  
    Heliocentric correction: 0.00500
    Note: 
    CCD+V, exp.25 s., comp.
UCAC4-641-045188,2x2.

----- EBFit result: -----
Tmin = 2459992.34947
Error (1 sigma): +0.00059/-0.00067 (Bootstrapping), +0.00020/-0.00019 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI):  +0.00123/-0.00123 (Bootstrapping), +0.00042/-0.00041 (Prayer bead)
LSM: chi^2 = 251.9, n_freedom = 51
  • P: 2459992.34946 (2/16/2023, 20:23)
    HJDmin: 2459992.35446 +/- 0.00030  
    Heliocentric correction: 0.00500
    Note: 
    CCD+R, exp.16 s., comp.
UCAC4-641-045188,2x2.

----- EBFit result: -----
Tmin = 2459992.34946
Error (1 sigma): +0.00033/-0.00027 (Bootstrapping), +0.00013/-0.00015 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI):  +0.00068/-0.00054 (Bootstrapping), +0.00025/-0.00024 (Prayer bead)
LSM: chi^2 = 73.6, n_freedom = 35
  • P: 2459992.34893 (2/16/2023, 20:22)
    HJDmin: 2459992.35393 +/- 0.00028  
    Heliocentric correction: 0.00500
    Note: 
    CCD+I, exp.20 s., comp.
UCAC4-641-045188,2x2.

----- EBFit result: -----
Tmin = 2459992.34893
Error (1 sigma): +0.00028/-0.00027 (Bootstrapping), +0.00007/-0.00005 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI):  +0.00057/-0.00055 (Bootstrapping), +0.00010/-0.00010 (Prayer bead)
LSM: chi^2 = 178.1, n_freedom = 52
  • P: 2459992.34579 (2/16/2023, 20:17)
    HJDmin: 2459992.35079 +/- 0.00049  
    Heliocentric correction: 0.00500
    Note: 
    CCD+B, exp.40 s., comp.
UCAC4-641-045188,2x2.

----- EBFit result: -----
Tmin = 2459992.34579
Error (1 sigma): +0.00059/-0.00039 (Bootstrapping), +0.00081/-0.00097 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI):  +0.00123/-0.00085 (Bootstrapping), +0.00118/-0.00142 (Prayer bead)
LSM: chi^2 = 184.2, n_freedom = 45
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - UV Lyn, JD 2459992.21762
Comments