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(IAAC) Tombaugh 5 - 8inch F/10



Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 27 December 92, about 20h00 UT
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 SCT 8" F/10
Magnification: 87x, x145
Filters used: no
Object: Tombaugh 5
Category: open cluster
Constellation: CAM
Object data:  v8.4 - diam.17' / trumpler type III2m / 60 stars of v11.62
and fainter
RA/DE: 03h47.8m, +5903'
Description: very large cluster, (estimated diam. about 14'), rich and
compressed, not very bright; composed of 10 stars of mag.10.5-11.0, 20 of
mag.12 and 20 of mag 13-14, so a total of about 50 to 70 stars.

I can provide a scanned scheme of Tombaugh 5 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