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

4/30/2017, 19:24 - 5/1/2017, 02:10 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 5/17/2017, 10:55 UTC
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: EQ6 + 0.25-m f/4 + CCD ST7 + BVRcIc
  • Photometric band: R
  • Time standard: GJD
  • Brightness in: Mag
Note:
# NAME NN Dra
# VAR 13:04:03.00 +65:15:24.0 2451285.669 0.382872 12.34-12.98R EW (VSX 20170501)
# OBS Martin Lehky (Hradec Kralove CZ; 0.25-m f/4 reflector + CCD ST7)
# FLT Rc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 30 IV / 01 V 2017; Rc_240_90s (232/114); 6.7h; minimum S, maximum
# NOTE 2457874.43469 +/- 0.00018; 20170430 22:25:57 (UT) GEO
# COND clear weather
Determined minima
  • S: 2457874.43486 (4/30/2017, 22:26 UTC)
    HJDmin: 2457874.43566 +/- 0.00051  
    Heliocentric correction: 0.00080
Actions:
Light curve
Star field chart
Chart - NN Dra, JD 2457874.30871
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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