Trumpler 30
DSS image of Trumpler 30
Overlaid DSS image of Trumpler 30, 60' x 60' with north at top and west to the right

Aladin viewer for the region around Trumpler 30
Tr 30, Collinder 355, Cr 355, Haffner 18, Ha 18, Lund 792, C 1753-353, OCl 1025

Type  Open Cluster
Magnitude  8.8
Size  20'
Right Ascension  17h 56'  (2000)
Declination  35° 18' S
Constellation  Scorpius
Description  F, pL, Irr
Classification  IV1p
Observing Notes

Andrew Cooper
Aug 13, 2020    Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 76x

A notable group of faint stars on the southeastern margin of M7 populated with 10-12th magnitude stars in stark contrast to the brighter stars that make up the larger M7 cluster, rich, faint, fully resolved, 5' in diameter, a rich star cloud extends 5' east and another 15' south from Tr30
Other Data Sources for Trumpler 30
Nearby objects for Trumpler 30

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

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Trumpler 30