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(IAAC) Me 2-2 (PK 100-08.1; PK 100-8 1; PN G100.0-08.7) - 8" F/10



Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Date and UT of observation: 17 August 1993, about 00h00 UT
Location & latitude: La Clapiere Obs. (France, latN44 40 00, longE06 27 36)
Site classification: rural, alt.1650m (5500ft)
Limiting magnitude (visual in UMi): 6.2
Transparency (1 to 5 - best to worst): 1
Seeing (1 to 5 - best to worst): 3
Moon up (phase?): no
Instrument: Meade 8"/203mm F/10
Magnification: 145-312x
=46ilters used: OIII, visual spectroscope
Object: Me 2-2 (PK 100-08.1; PK 100-8 1; PN G100.0-08.7)
Category: planetary nebula
Constellation: LAC
Object data: Vmag=3D11.9; dim.1"x1" (1.0" according to IDB); type I ; centra=
l
star ?; discovered by Merrill in 1941; ELCAT: OIII [496+501nm]=3D 9 x Hbeta
[486nm]
RA/DE: 22h31.7m, +47=B048' (2000); Uranometria 87;
Description: at 80x with spectroscope, stellar patch about mag11; this NP
keeps its stellar appearance even until 312x; it responds very well to the
OIII filter; 2 mag11 stars are 40"W and 70"ESE.
I can provide a scanned drawing of Me 2-2 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
11 impasse Canart, 75012 PARIS, FRANCE
ypothier@abi.snv.jussieu.fr
ypothier@closun.snv.jussieu.fr
http://www.astrosurf.org/cielextreme
http://www.astrosurf.com/cielextreme
http://astrosurf.org/skylink/publi/cielextreme,
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