Celestron StarSeeker - Manual

5 Introduction C o n g r a t u l a t i o n s o n yo u r p u r c h a s e o f t h e C e l e s t r o n StarSeeker! The StarSeeker ushers in a whole new genera-tion of computer automated technology. Simple and friendly to use, the StarSeeker is up and running after locating just three bright objects. It...

8 ment procedure is best done at night since the LED dot will be difficult to see during the day. Before using the StarPointer, you must first remove the protective plastic cover over the battery. 1. To turn on the Star Pointer, rotate the variable brightness control (see figure 2-5) clockwise until...

10 Important: The first time the StarSeeker is used, it will request infor mation to help identify the model of telescope. Once powered on, the hand control will display the message Select Model. Use the Up and Down menu keys (10) to scroll through the different StarSeeker models. Press ENTER when y...

11 6. For the second alignment object, choose a bright star or planet as far as possible from the first alignment object. Once again use the arrow button to center the object in the finderscope and press ENTER. Then once centered in the eyepiece press the ALIGN button. 7. Repeat the process for the ...

12 4. StarSeeker then asks you to center in the eyepiece the alignment star you selected. Use the direction arrow but-tons to slew the telescope to the alignment star and care-fully center the star in the finderscope. Press ENTER when centered. 5. Then, center the star in the eyepiece and press ALIG...

13 of the sky. • If you have aligned your telescope using the One-star align method, you can use re-align to align to an additional object in the sky. This will improve the pointing accuracy of your telescope without having to re-enter addition infor-mation. To replace an existing alignment star wit...

14 Tour Mode The StarSeeker includes a tour feature which automatically allows the user to choose from a list of interesting objects based on the date and time in which you are observing. The automatic tour will display only those objects that are with-in your set filter limits. To activate the Tour...

17 StarSeeker StarSeeker Menu Tree: The following figure is a menu tree showing the sub-menus associated with the primary command functions.

18 Telescope Basics A telescope is an instrument that collects and focuses light. The nature of the optical design determines how the light is focused. Some telescopes, known as refractors, use lenses. Other telescopes, known as reflectors, use mirrors. The StarSeeker 70mm and 80mm telescopes are re...

19 • Hazy skies, fog, and mist can also make it difficult to focus when viewing terrestrially. The amount of detail seen under these conditions is greatly reduced. Also, when photographing under these conditions, the processed film may come out a little grainier than normal with lower con-trast and ...

20 Viewing Conditions Viewing conditions affect what you can see through your telescope during an observing session. Conditions include transparency, sky illumination, and seeing. Understanding viewing conditions and the effect they have on observing will help you get the most out of your telescope....

23 Appendix B -GLOSSARY OF TERMS A- Absolute magnitude: The apparent magnitude that a star would have if it were observed from a standard distance of 10 parsecs, or 32.6 light-years. The absolute magnitude of the Sun is 4.8. at a distance of 10 parsecs, it would just be visible on Earth on a clear m...

24 1 is 2.5 times brighter than a star of magnitude 2, and 100 times brighter than a magnitude 5 star. The brightest star, Sirius, has an apparent magnitude of -1.6, the full moon is -12.7, and the Sun’s brightness, expressed on a magnitude scale, is -26.78. The zero point of the apparent magnitude ...

34 CELESTRON TWO YEAR WARRANTY A. Celestron warrants this telescope to be free from defects in materials and workmanship for two years. Celestron will repair or replace such product or part thereof which, upon inspection by Celestron, is found to be defective in materials or workmanship. As a condit...