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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:	18.2.2019 17:41-19:41 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 HL Aur # VAR 06:19:13.04 +49:42:06.9 2425588.427 0.6225058 10.8-11.9p EB/SD (VSX 20190220) # 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 18/19 II 2019; B_33_90s (30/18); V_33_60s (31/16); Rc_33_30s (33/17); Ic_33_30s (33/17); 2.0h; minimum P # NOTE FLT B 2458533.28118 +/- 0.00009; 20190218 18:44:54 (UT) GEO # NOTE FLT V 2458533.28114 +/- 0.00007; 20190218 18:44:50 (UT) GEO # NOTE FLT Rc 2458533.28095 +/- 0.00010; 20190218 18:44:34 (UT) GEO # NOTE FLT Ic 2458533.28160 +/- 0.00025; 20190218 18:45:30 (UT) GEO # NOTE FLT BVRcIc average 2458533.28122 +/- 0.00025; 20190218 18:44:57 (UT) GEO # COND clear weather, full moon period info

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GCVS:
star: HL Aur
RA2000:
DE2000:
type: EB
max: 10.80
min: 11.69
band: V
epoch: 52500.5886
year:
period: 0.6225051
M-m:
spectrum: F4

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