13
PART III : ALIGNMENT
3.
The hand control will generate a list of the bright stars within the selected horizontal region.
The list is sorted by the brightness of the star, with the brightest stars at the top of the list.
Users can use the scroll keys to browse the list. An example of the screen display is shown
in
Fig. 3.4b.
• Only stars brighter than magnitude 1.5 will appear in the list. If there are no stars bright-
er than magnitude 1.5 in the selected region, the hand control will display “
No object
found in this region
.”
• If multiple bright stars appear in the list, users can identify the names of the stars in
the real sky by matching the azimuth, altitude and magnitude provided by the SynScan
hand control.
• Pick one of the star(s) (generally the brightest one) as the 1
st
alignment star and press
the
ENTER
key to proceed to the next step. Press the
ESC
key to return to the previous
step (“
Select Region
”).
Fig. 3.4a
Fig. 3.4b
NORTH
EA
ST
S
K
Y
S
O
U
TH
EA
ST S
KY
SO
UTH
WE
ST
S
K
Y
N
O
R
TH
W
ES
T S
KY
NO
RTHERN SKY
E
A
S
T
E
R
N
S
K
Y
SOU
TH
ER
N S
KY
W
E
S
T
E
R
N
S
K
Y
N (0
˚
)
E (90
˚
)
S (180
˚
)
(225
˚
)
W (270
˚
)
(315
˚
)
(135
˚
)
(45
˚
)
1. Capella
NE 35.3
15.7
Altitude Angle
Star Name
Azimuth Angle
Orientation
Brightness Order