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(IAAC) Palomar 13 - 17.5inch F/4.5



Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 13 August 96, 01h45-02h00 UT
Location & latitude: La Clapiere Obs. (France, latN44 40 00, longE06 27 36)
Site classification: rural, alt.1650m (5500ft)
Limiting magnitude (visual): 6,4
Seeing (1 to 5 - best to worst): 2
Moon up (phase?): no
Instrument: Coulter Dobnewt 17.5" F/4.5
Magnification: 222x
Filters used: no
Object: Palomar 13
Category: globular cluster
Constellation: PEG
Object data:  v13.8: - diam.1.8' - stars of v17.0: and fainter
RA/DE: 23h06.7m, +1246'
Description: at 222x, very very faint and small nebulous patch, about 35"
in diameter; homogeneous with fuzzy edges, a mag15 star is at 30"N and a
mag12 is at 2.4'E.

I can provide a scanned drawing of Pal 11 to anyone who can read the binhex
encoding of Eudora (for Mac); just mail me to try
(ypothier@abi.snv.jussieu.fr), it works sometimes with other
configurations...




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