Trumpler9
DSS image of Trumpler9
Overlaid DSS image of Trumpler9, 60' x 60' with north at top and west to the right

Aladin viewer for the region around Trumpler9

Type  Open Cluster
Magnitude  8.7
Right Ascension  7h 55' 42"  (2000)
Declination  25° 53' 6" S
Constellation  Puppis
Description  13"-pB, pL, nRi, nC at 100X, 22* mags 11...13
Classification  II 2 p
Observing Notes

Andrew Cooper
Mar 2, 2019    Kaʻohe, Mauna Kea, HI (map)
28cm f/10 SCT, NexStar 11" GyPSy @ 175x
Seeing: 6 Transparency: 7 Moon: 0%

An odd clump of stars with a brighter central bar of four brighter members, coarse, bright, fully resolved

Andrew Cooper
Nov 17, 2009    Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 95x
Seeing: 7 Transparency: 7 Moon: 0%

An odd group of stars, there seems to be a 'v' shaped group of brighter members (m9-10) with another sideways 'v' of dimmer members within (m10-11), one field northeast of NGC2467 and connected by a line of 7-8 magnitude stars, the whole region is thick galactic starfield
Other Data Sources for Trumpler9
Nearby objects for Trumpler9
5 objects found within 60'
Haffner 18 Haffner 19 Ru42
Sh2-311 V402 Puppis
Credits...

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

A complete list of credits and sources can be found on the about page

Trumpler9