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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:	24.4.2017 23:57-2:43 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 GU Boo # VAR 15:21:54.82 +33:56:09.9 2451275.87500 0.48873 13.1-13.7R1 EA (VSX 20170425) # OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600) # FLT VRc # RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz # NOTE 24/25 IV 2017; V_65_90s (63/50); Rc_65_60s (65/51); 2.7h; minimum S # NOTE FLT V 2457868.58988 +/- 0.00010; 20170425 02:09:26 (UT) GEO # NOTE FLT Rc 2457868.58973 +/- 0.0007; 20170425 02:09:13 (UT) GEO # NOTE FLT VRc average 2457868.58981 +/- 0.00010; 20170425 02:09:20 (UT) GEO # COND clear weather info

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Station:
Instrument:

GCVS:
star: GU Boo
RA2000:
DE2000:
type: EA
max: 13.1
min: 13.7
band: R
epoch: 54936.462
year:
period: 0.488730
M-m: 10
spectrum:

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