In my Carte du Ciel these objects are classified as
Unknown. Althought two of them has name in Google Earth.
I search for, and I shot them. They are:
Pavo constellation
ESO 141-G042 - size: 3.0' x 0.5' - magnitude: 14.5
IC 4833 - size: 0.5' x 0.4' - magnitude: 12.7
IC 3831 - size: 4.0' x 1.3' - manitude: 14.0
I got quite near of resolution of the images that I found in
http://www.messier45.com , that you can see all three in
http://jsmastronomy.30143.n7.nabble....012-td293.html
I am very very glad with the result !