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The Arp's catalog of peculiar galaxies in Hercules
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Arp 2
Hercules
Galaxy
Arp 71
Arp 73
Arp 102
Galaxy cluster
Arp 103
Zwicky's Triplet
Arp 122
Arp 125
Arp 172
Arp 208
Arp 209
Arp 272
Arp 312
Arp 324
Cambridge
Latitude: Longitude: Timezone:
42.38°N 71.11°W EST
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