> Walter F. (Štefánik Observatory, Prague, Czech Republic)

STAR
Coordinates RA DE:
 
Belong to project: B.R.N.O.   MEDUZA   TRESCA   HERO
 

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JD format: geocentric  heliocentric
 
date: 21.3.2019 22:43-3:51 UT
 
 
Photometric filter: Clear
y  (Strömgren phot. system)
other:  
 
Photometric system: instrumental   standardní photometric system UBVRcIc
 
Notes: Canon bayer filter G

V2_C9_60.100_G2x2

Jasno, Měsíc v úplňku, nízká vlhkost, nasouvání vysoké oblačnosti.
info
 

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

 
GCVS:
star: AI Dra
RA2000:
DE2000:
type: EA/SD
max: 7.05
min: 8.09
band: V
epoch: 43291.627
year:
period: 1.1988146
M-m: 18 *
spectrum: A0V

> B A C K
> All observations:

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