iOptron SmartStar -PR EQ User Manual
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you to choose the second star. If the star you choose is too close to the first one,
the system will let you choose another one. When you aligned with the second
star, two-star align is finished.
“Three-Star Align” will increase the accuracy even higher and requires an even
wider view of the sky. This basically asks you to choose yet another third star to
align after two-star align.
7. Select and Slew (Main Menu/Select and Slew)
Now you can select any object in the database, and SmartStar
®
-PR will get you
there (if it is above the horizon). For more details, check the section on
“SmartStar
®
-PR Select and Slew”
8. The Database Contents
The numbers of the objects in the database are listed below:
Solar system: 10
Deep sky objects:
Named Deep sky Objects: 76
Messier Catalog: 110
NGC IC Catalog: 5386
UGC
Catalog:
12939
MCG Catalog: 29004
Caldwell Catalog: 109
Abell Catalog: 2712
Herschel Catalog: 400
Comets: 190
Asteroids: 4096
Stars:
Named Stars: 191
Double Stars: 40
GCVS Variable Stars: 38624
SAO Catalog: 26584
Constellations: 88
User Objects: 256
9. Firmware Upgrade
Firmware in the controller can be upgraded from you PC. New firmware versions
are released to fix bugs and add new functions. For latest firmware release and
instructions, please check: