Grasslands Observatory - North Caldwell Objects 21

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
21	NGC4449	Irregular Galaxy
22	NGC7662	Planetary Nebula
23	NGC891	Spiral Galaxy
24	NGC1275; Perseus A	Galaxy Cluster
25	NGC2419	Globular Cluster		Possibly the most distant globular cluster in the Milky Way
26	NGC4244	Spiral Galaxy
27	NGC6888; Crescent Nebula	Emission Nebula
28	NGC752	Large Open Cluster	Dream Machine image Takahashi Epsilon 180 image with Canon 20da camera at ISO 800, three combined 5-min exposures
29	NGC5005	Spiral Galaxy
30	NGC7331	Spiral Galaxy Grouping
31	IC405; Flaming Star Nebula	Bright Nebula	Dream Machine image Meade LDX55 image Takahashi Epsilon 180 image	In the Dream Machine image, the bright star at the lower edge of the nebulosity is SAO 57816 at magnitude ~ 5.6. The LXD55 image is a 30-minute exposure on Kodak Royal Gold ASA 400 film. The Takahashi image consists of three 15-min exposures combined.
32	NGC4631	Galaxy
33	NGC6992/6995; Eastern Veil Nebula	Supernova Remnant
34	NGC6960; Western Veil Nebula	Supernova Remnant
35	NGC4889; Largest galaxy in the Coma Cluster	Galaxy
36	NGC4559	Galaxy
37	NGC6885	Open Cluster
38	NGC4565	Galaxy
39	NGC2392; Eskimo Nebula	Planetary Nebula
40	NGC3626	Galaxy