NN Dra (Eclipsing binary)

RA: 13h 04m 03.00s, DE: +65° 15' 24.01" (196.0125000000, 65.2566700000)

AsasSnV: ASASSN-V J130403.25+651523.3, Ato: ATO J196.0129+65.2566, Gaia: Gaia DR3 1678727829233760768, Gcvs: NN Dra, Gsc: GSC 04169-00448, Nsvs: NSVS 2689370, Tic: TIC 142374043, TwoMass: 2MASS J13040297+6515243, Ztf: ZTF J130403.12+651523.8, Other: NSV 6080

8/11/2024, 20:20 - 8/12/2024, 01:58 (UTC)

Data:
  • Observer: Vojtěch Školník
  • Created: 8/12/2024, 18:47 UTC
  • Station: Hvězdárna v Úpici
  • Instrument: Sct 200/2000 (reduced to 1300) + MI C2-7000A
  • Photometric band: Clear
  • Time standard: GJD
  • Brightness in: Mag
Note:
----- EBFit result: -----
TminGJD = 2460534.44253
Error (1 sigma): +0.00038/-0.00036 (Bootstrapping), +0.00050/-0.00066 (Prayer bead), +0.00025/-0.00025 (LSM)
Error (95% CI):  +0.00070/-0.00072 (Bootstrapping), +0.00090/-0.00083 (Prayer bead)
LSM: chi^2 = 114.5, n_freedom = 72
Determined minima
  • P: 2460534.44259 (8/11/2024, 22:37 UTC)
    HJDmin: 2460534.43983 +/- 0.00038  
    Heliocentric correction: -0.00276
    Note: 
    ----- EBFit result: -----
Tmin = 2460534.44259
Error (1 sigma): +0.00036/-0.00040 (Bootstrapping), +0.00069/-0.00074 (Prayer bead), +0.00024/-0.00024 (LSM)
Error (95% CI):  +0.00074/-0.00074 (Bootstrapping), +0.00125/-0.00106 (Prayer bead)
LSM: chi^2 = 147.7, n_freedom = 89
Actions:
Light curve
Star field chart
Chart - NN Dra, JD 2460534.34778
Explicitly named stars

No comparison or check stars are explicitly listed for this observation. They should be marked in the star field chart.

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