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(IAAC) Berkley 97 - 8inch F/10



Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 31 November 91, ab.20hUT
Location & latitude: La Clapiere Obs. (France, latN44 40 00, longE06 27 36)
Site classification: rural, alt.1650m (5500ft)
Limiting magnitude (visual): 6,0
Seeing (1 to 5 - best to worst): 3
Moon up (phase?): no
Instrument: Meade 8inch F/10
Magnification: 87x, 145x
Filters used: no
Object: Berkley 97
Category: open cluster
Constellation: Cep
Object data:  diam.6' - 12 stars of v9.3 and fainter - trumpler type III1p
RA/DE: 22h39.5m, +5901'
Description: faint and diffuse area centered on a bright quite wide double
star.


Yann Pothier	tel: 01 43 41 43 29
11 impasse Canart, 75012 PARIS, FRANCE
Email: ypothier@abi.snv.jussieu.fr
Site : http://pegase.unice.fr/~skylink/publi/cielextreme