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(IAAC) Melotte 20 - 56mm binoculars



Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 02 August 94, ab22h00UT
Location & latitude: Pic de Chateau-Renard  (France, latN44 39 30, longE06
27 38)
Site classification: mountain top, alt.2950m (9700ft)
Limiting magnitude (visual): 6,6
Seeing (1 to 5 - best to worst): 2
Moon up (phase?): no
Instrument: Perl 56mm binoculars
Magnification: 8x
Filters used: no
Object: Melotte 20 (Alpha Persei Association)
Category: open cluster
Constellation: PER
Object data:  v1.2 - diam.4 - Trumpler type III3m - 50 stars of v2.9 and
fainter
RA/DE: 03h22:m, +49:
Description: alpha looks yellowish and the "cluster" is about 2.7x2.4
along a NW-SE axis between Alpha and Psi PER; contains about 15 bright
stars (about mag.2 to 6) and about 10 fainter (mag.6 to 8); a remarkable
and evident group indeed. Nice with naked eye too.

I can provide a scanned drawing of Melotte 20 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