Spectra Precision Survey Pro v4.6 Recon and Nomad User Manual User Manual
Page 167
Other Tutorials
157
10. WITH A SOLAR FILTER INSTALLED, aim ahead of the
path of the sun so that the trailing edge has not yet
contacted the vertical crosshair in the scope and tap Take
Shot to record the current horizontal angle.
11. Watch the movement of the sun in the scope. As soon as the
trailing edge of the sun contacts the vertical crosshair,
either tap the Get Local Time button or use an external
timepiece and note the precise time. (When using an external
timepiece, manually key in the noted time in the HH, MM, SS, sss
fields.)
12. Tap to continue. You will return to the Solar
Observation screen and the computed azimuth for
each shot taken is displayed with other shot
information.
Note: You can delete and re-shoot the last shot taken by
selecting it and tapping the Del button. This is useful if
the last shot was in error.
13. If additional shots are remaining, the next required
shot will be selected. Tap Shoot to access the Enter
Shot Data screen to take the next shot.
14. Repeat Steps 10 through 12 until all forward and
reverse shots have been performed.
15. After completing all shots, you can scan down the list and view
the computed azimuth for each one. If any of the azimuths appear
incorrect, you can have those shots excluded from the computed
average azimuth from all shots. To exclude a particular shot,
select the shot and then either tap the checkbox next to the shot
or the Toss button. (You can include the shot again by selecting it
and re-checking the checkbox or tapping the Incl button.
16. Tap the Results tab to view the average computed azimuth to the
selected backsight.
Get local time now!