CV Boo

RA: 15h 26m 19.60s, DE: +36° 58' 54.00" (231.5816666617, 36.9816666660)

5/9/2023, 7:24 PM - 5/9/2023, 10:46 PM (UTC)

Data:

  • Observer: Urbaník M.
  • Created: 5/15/2023 12:10:16 PM
  • 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.90 s., comp.UCAC4 637-050530.
Determined minima
  • P: 2460074.37321 (5/9/2023, 20:57)
    HJDmin: 2460074.37658
    Heliocentric correction: 0.00337
    Note:
    CCD+B,exp.90 s., comp.UCAC4 637-050530.
    
    ----- EBFit result: -----
    Tmin = 2460074.37321
    Error (1 sigma): +0.00019/-0.00020 (Bootstrapping), +0.00004/-0.00006 (Prayer bead), +0.00012/-0.00012 (LSM)
    Error (95% CI):  +0.00037/-0.00038 (Bootstrapping), +0.00009/-0.00007 (Prayer bead)
    LSM: chi^2 = 64.0, n_freedom = 22
    
  • P: 2460074.37324 (5/9/2023, 20:57)
    HJDmin: 2460074.37661
    Heliocentric correction: 0.00337
    Note:
    CCD+V,exp.55 s., comp.UCAC4-635-051457.
    
    ----- EBFit result: -----
    Tmin = 2460074.37324
    Error (1 sigma): +0.00024/-0.00022 (Bootstrapping), +0.00005/-0.00004 (Prayer bead), +0.00008/-0.00008 (LSM)
    Error (95% CI):  +0.00044/-0.00042 (Bootstrapping), +0.00012/-0.00009 (Prayer bead)
    LSM: chi^2 = 178.2, n_freedom = 21
    
  • P: 2460074.37318 (5/9/2023, 20:57)
    HJDmin: 2460074.37655
    Heliocentric correction: 0.00337
    Note:
    CCD+I,exp.42 s., comp.UCAC4 637-050530.
    
    ----- EBFit result: -----
    Tmin = 2460074.37318
    Error (1 sigma): +0.00027/-0.00029 (Bootstrapping), +0.00007/-0.00009 (Prayer bead), +0.00027/-0.00027 (LSM)
    Error (95% CI):  +0.00052/-0.00060 (Bootstrapping), +0.00022/-0.00024 (Prayer bead)
    LSM: chi^2 = 29.5, n_freedom = 23
    
  • P: 2460074.37289 (5/9/2023, 20:56)
    HJDmin: 2460074.37626
    Heliocentric correction: 0.00337
    Note:
    CCD+R,exp.35 s., comp.UCAC4 637-050530.
    
    ----- EBFit result: -----
    Tmin = 2460074.37289
    Error (1 sigma): +0.00028/-0.00030 (Bootstrapping), +0.00012/-0.00011 (Prayer bead), +0.00012/-0.00012 (LSM)
    Error (95% CI):  +0.00054/-0.00059 (Bootstrapping), +0.00015/-0.00018 (Prayer bead)
    LSM: chi^2 = 120.0, n_freedom = 20
    
Actions:

Light curve
Neighborhood of the object, comparison and check stars
Comments