(IAAC) IC 1311 - 4.25inch F/7.8

Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 21 July 1993, about 01h00 UT
Location & latitude: La Clapiere Obs. (France, latN44 40 00, longE06 27 36)
Site classification: rural, alt.1650m (5500ft)
Limiting magnitude (visual in UMi): 5.6
Seeing (1 to 5 - best to worst): 3
Moon up (phase?): no
Instrument: Japanese 115mm F/7.8
Magnification: 72x
=46ilters used: no
Object: IC 1311
Category: open cluster
Constellation: CYG
Object data: diam.9'; 30 faint stars; with associated nebulae
RA/DE: 20h10.7m, +41=B011' (2000; corrected from Guide); Uranometria 84
Description: very faint and not well detached; about 15 stars of mag.11-12
separated on a nebulous background, around a mag10 central 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
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