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B.R.N.O. - eclipsing binaries

MEDUZA - intrinsic variables

TRESCA - exoplanets

HERO - high energy objects

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> Urbaník M. (Kysucká hvezdáreň )

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 <

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JD format:	geocentric heliocentric

date:	16.3.2023 17:36-23:13 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:	CCD+R,exp.16s., comp.UCAC4 816-020019 Visual magnitude: 9.329 Colour index B-V: 0.338 2x2. info

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

GCVS:
star: TV UMi
RA2000:
DE2000:
type: EB
max: 8.77
min: 8.85
band: Hp
epoch:
year:
period:
M-m:
spectrum:

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Comment

object TV UMi

Ivan Sergey, 17. 3. 2022
Probably the period has changed by leaps and bounds (the main eclipse is deeper). The current formula for calculating the ephemeris is incorrect.

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