Celestron Ultima 11 - Page 67

Ultima 9
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4
and Ultima 11 Manual
Object Abbreviations:
• Sp. Gx. Spiral Galaxy
• El. Gx. Elliptical Galaxy
• Ir. Gx. Irregular Galaxy
• Op. Cl. Open Cluster
• Gl. Cl. Globular Cluster
• D. Neb. Diffuse Nebula
• P. Neb. Planetary Nebula
NOTE: All coordinates for the objects in the Messier catalog are listed in epoch 2000.00.