Grasslands Observatory - North Caldwell Objects 41

Grasslands Observatory: Table of Northern Caldwell Objects

All images are oriented with the North at the top and the West to the right.

Caldwell Object	Other Names	Type of Object	Thumbnail Image	Comments
41	Mel 25; Hyades	Open Cluster	Nikon D100 image Canon 20Da image	The Nikon image is a 60-second exposure at ISO 1600 with a 135 mm f/3.5 lens. The Canon 20Da image is a three minute exposure at ISO 800 with a 200 mm f/4.5 lens.
42	NGC7006	Globular Cluster
43	NGC7814	Galaxy
44	NGC7479	Galaxy
45	NGC5248	Galaxy
46	NGC2261; Hubble's Variable Nebula	Bright Nebula
47	NGC6934	Globular Cluster
48	NGC2775	Galaxy
49	NGC2237/2238, NGC2246; Rosette Nebula	Bright Nebula surrounding and Open Cluster NGC2244	Takahashi Epsilon 130 image with Nikon D100 digital camera LXD55 image	The Takahashi image consists of three 5-minute exposures added together. The LXD55 image is a 30-minute exposure on Kodak Royal Gold ASA 400 film.
50	NGC2244; Rosette Nebula	Bright Nebula surrounding and Open Cluster NGC2244	Dream Machine image LXD55 image with Nikon D100 camera at ISO 1600, three 15-minute exposures combined.
51	IC1613	Galaxy		Galaxy in the Local Group
52	NGC4697	Galaxy		A member of the Virgo Cluster
53	NGC3115	Galaxy
54	NGC2506	Open Cluster
55	NGC7009; Saturn Nebula	Planetary Nebula
56	NGC246	Planetary Nebula
57	NGC6822; Barnard's Galaxy	Galaxy
58	NGC2360	Open Cluster
59	NGC3242; Ghost of Jupiter	Planetary Nebula
60 & 61	NGC4038/4039; Antennae; Ringtail Galaxy	Interacting Galaxies