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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:	20.5.2020 20:29-1:42 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 CV Dra # VAR 17:31:57.24 +57:10:42.3 2447305.437 0.617617 9.5-10.1p EW (VSX 20200523) # OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600) # FLT BVRcIc # RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz # NOTE 20/21 V 2020; B_200_40s (183/63); V_200_20s (184/62); Rc_200_10s (184/62); Ic_200_10s (180/63); 5.2h; minimum P # NOTE FLT B 2458990.42129 +/- 0.00015; 20200520 22:06:39 (UT) GEO # NOTE FLT V 2458990.42126 +/- 0.00010; 20200520 22:06:37 (UT) GEO # NOTE FLT Rc 2458990.42199 +/- 0.00010; 20200520 22:07:40 (UT) GEO # NOTE FLT Ic 2458990.42187 +/- 0.00011; 20200520 22:07:30 (UT) GEO # NOTE FLT BVRcIc average 2458990.42160 +/- 0.00015; 20200520 22:07:06 (UT) GEO # COND fine clear weather info

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GCVS:
star: CV Dra
RA2000:
DE2000:
type: IS
max: 9.5
min: 10.1
band: p
epoch:
year:
period:
M-m:
spectrum:

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