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Type: bright nebula
Mag: B=?, V=?
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Nicknames: Butterfly Nebula, Toby Jug Nebula
This reflection nebula is known as the Butterfly Nebula (see Dachs et al. [1978A&A....63..353D] "On the photometric variations of the red giant HD 65750 and of the surrounding reflection nebula IC 2220", fig 1.)
= IC2220, GN 07.55.9, Other designations: V341 Car
Class: C,CN? (reflection neb, cometary neb?)
[= Toby Jug Nebula]
illum * = HR 3126 = HD 65750 = V341 Car, V=6.25, M0III.
PASP 103,415: sfc photom
15cm - surrounds m7 *, best vis @ 80x by moving telescope sl. 140x: helps to
shift telescope here, too. most obvious neb is spike extending 1'.5 SSW
from *, which is only sl or-yel. BS, 9Nov1993, LCO.
Alldays (22.50S, 20.12E, 770m).
12-inch f/10 SCT (76x, 218x)
Soft nebula with a star more or less 12 Magnitude seen with averted vision. My eyes keep flouting into the nebulosity surround the star. It could be more than 3' in size. Will go back.
The Messier objects
The Bennett objects
The Caldwell list
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