Expired Campaigns

B.R.N.O. - eclipsing binaries

MEDUZA - intrinsic variables

TRESCA - exoplanets

HERO - high energy objects

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Perseus Bulletin

J. Silhan price "The Observer of the year"

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Open European Journal on Variable stars

MEDUZA light curves & data

Known eclipsing binaries

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Exoplanet Transit Database

> Pavol A. Dubovsky (AO Kolonica)

STAR
Coordinates RA DE:

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


> Light curve and airmass <

> Global light curve (MOOZ) <
> Close vicinity of the variable <

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

Photometric system:	instrumental standardní photometric system UBVRcIc

Notes:	TminHJD = 2455232.4597 +/- 0.0003 CCD+R; exp 30s photolense 180mm + Meade DSI Pro II + DPV Comp = TYC3452-01026-1, V=8.98, B-V=0.56 (HIPPARCOS) Check3=GSC 3452-1130, position: 115008.97 +474537.8 - possible new variable JD geocentric, V-C magnitudes info O-C

First name and Surename:
Postal address:
E-mail:
Station:
Instrument:

GCVS:
star: HV UMa
RA2000:
DE2000:
type: RRC
max: 8.60
min: 8.89
band: Hp
epoch:
year:
period:
M-m:
spectrum:

> B A C K
> All observations:

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Comments

for star HV UMa

K. Hoňková, J. Juryšek wrote at 15. 3. 2011
V GCVS vedena jako RR Lyrae, nicméně dle některých zdrojů se nejspíše jedná o binární systém typu W UMa
Robert Uhlař wrote at 20. 1. 2011
Petr Zasche : neni zakrytovka, ale system RR Lyrae,je to pulzujici hvezda - neco jako cefeida s kratkou periodou

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