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> Martin Lehky (Hradec Králové, CZ (MPC 048))

STAR
Coordinates RA DE:

Belong to project:	B.R.N.O. MEDUZA TRESCA HERO


> Light curve and airmass <

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JD format:	geocentric heliocentric

date:	10.5.2017 20:21-2:17 UT


Photometric filter:	U B V R I Clear u v b y (Strömgren phot. system) other:

Photometric system:	instrumental standardní photometric system UBVRcIc

Notes:	# NAME EF Dra # VAR 18:05:30.41 +69:45:15.5 2452500.3075 0.4240310 10.38-10.71V EW/KW (VSX 20170511) # OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600) # FLT BVRcIc # RED CMunipack 1.1.26 + Peranso 2.5 + SPHE/VSES Upload Form (2012) var.astro.cz # NOTE 10/11 V 2017; B_95_90s (94/61); V_95_60s (95/61); Rc_95_30s (95/60); Ic_95_30s (95/60); 5.9h; minimum S # NOTE FLT B 2457884.50359 +/- 0.00010; 20170511 00:05:10 (UT) GEO # NOTE FLT V 2457884.50377 +/- 0.00008; 20170511 00:05:26 (UT) GEO # NOTE FLT Rc 2457884.50350 +/- 0.00009; 20170511 00:05:02 (UT) GEO # NOTE FLT Ic 2457884.50373 +/- 0.00013; 20170511 00:05:22 (UT) GEO # NOTE FLT BVRcIc average 2457884.50365 +/- 0.00013; 20170511 00:05:15 (UT) GEO # COND clear weather info

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GCVS:
star: EF Dra
RA2000:
DE2000:
type: EW/KW
max: 10.48
min: ( 0.34
band: V
epoch:
year:
period:
M-m:
spectrum:

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