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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:	20.4.2020 19:16-23:24 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 GV Leo # VAR 10:11:59.17 +16:52:30.1 2452754.4602 0.266727 11.45-11.96V EW (VSX 20200519) # 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 IV 2020; B_68_90s (60/41); V_68_60s (67/47); Rc_68_30s (65/46); Ic_68_30s (66/46); 4.1h; minimum P # NOTE FLT B 2458960.42541 +/- 0.00012; 20200420 22:12:35 (UT) GEO # NOTE FLT V 2458960.42542 +/- 0.00008; 20200420 22:12:36 (UT) GEO # NOTE FLT Rc 2458960.42540 +/- 0.00008; 20200420 22:12:35 (UT) GEO # NOTE FLT Ic 2458960.42575 +/- 0.00011; 20200420 22:13:05 (UT) GEO # NOTE FLT BVRcIc average 2458960.42550 +/- 0.00012; 20200420 22:12:43 (UT) GEO # COND fine clear weather info

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GCVS:
star: GV Leo
RA2000:
DE2000:
type: EW
max: 11.45
min: 11.96
band: V
epoch: 52754.4602
year:
period: 0.266727
M-m:
spectrum:

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