Extras
I have no overall plan for this page. It will have sections for some of the replaced images (mostly early Cookbook images), some images of objects having catalog errors, some Arp-like galaxies, and some discussion of subjects which are related but don't easily fit anywhere else. Other topics may be added from time to time.
| Replaced Images |
10-inch Newtonian, Cookbook 245, 48 minutes
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Arp 14 10-inch Newtonian, Cookbook 245, 52 minutes
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Arp 51 |
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Arp 65 10-inch Newtonian, Cookbook 245, 48 minutes
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Arp 81 10-inch Newtonian, Cookbook 245, 48 minutes
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Arp 140 10-inch Newtonian, Cookbook 245, 56 minutes
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Arp 185 10-inch Newtonian, Cookbook 245, 56 minutes
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Arp
210 10-inch Newtonian, Cookbook 245, 52 minutes
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Arp 244
Detail of core,
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Arp
297 10-inch Newtonian, StarlightXpress MX916, 40 minutes
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Catalog Errors |
NGC 599 For many years, the professional catalogs had this galaxy incorrectly identified as Arp 4, and this error carried through to a number of the planetarium and chart generating programs. While it is a somewhat unusual galaxy, it is not Arp 4.
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| Arp-like Galaxies |
10-inch Newtonian, StarlightXpress MX716, 46 minutes. One or both of the companions northeast of the primary apparently passed through it, clearing out much of the interior and initiating the ring of star-forming regions.
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MCG-1-25-33 This galaxy is in the field with Arp 253. The image is a 2x detail. There are hints of a merger of several objects but it is pretty hard to classify.
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NGC 2724 NGC 2724 is in the field with Arp 202. This is a 1.5x detail. It certainly could have been an Arp, with the twisting and forking of the arms in the interior and the extremely long faint extensions of the arms reaching the N and S edges of this field.
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NGC
7013 NGC 7013 is not a particularly unusual galaxy but it does appear to consist of an outer ring and a large core, with little material in between
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NGC
2667 NGC 2667 is the S galaxy in this pair of very similar galaxies. The N galaxy is IC 2411. No interaction can be seen.
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UGC
9632 UGC 9632 is in the field with Arp 136. This is a 1.5x detail from a 54 minute image. The primary is full of unusual bar-like arms and starburst regions.
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