ARMY TM 5-6675-308-12
MARINE CORPS TM 08837A-12/1A
2914'7.19"
Correct entry
the program will not advance the table and STOP
must be pressed to exit. Eccentricity (e2) will be
Reject entry
2873'67.19"
computed in all cases. The following chart defines
Refer to table 3-5 for word information.
required versus not-required parameters:
MINOR
MAJOR
ECCENTRICITY
FLATTENING
AXIS
AXIS
a.
Initialize system.
e2
1/f
(b)
(a)
Compute
Required
Required
Not
b. Callup monitor ID 52
available
Compute
Not available
Required
Required
Data Display
Operator Action
Available
Compute
Available
Required
Press MON, ID, 5, 2, ENT
52 add SPH E
Don't care (abort)
Don't care
Not
Don't care
available
Press ENT
SPH "15-16"
Press 1, 5, ENT
1A
(8) Call up or entry of spheroids 6, 7, 15 and 16 reverts
or defaults to the initial flashing spheroid routine,
Enter the semi major axis (refer to paragraph
c.
until such time as data has been added to the
locations allocated for those spheroids. The spare
whole number value and the second word will contain
spheroids 6 and 7 will not be accessible via CDU
the fractional (decimal) portion of the value. The
entry.
entry will be limited to seven digits. Credibility will
be checked at the entry. Credibility 6378XXX to
6377XXX. Once the word is checked by the operator
(9) Invalid entries even though technically correct will
for the validity, ENT should be pressed to accept the
be rejected; i.e., central meridian in degrees,
minutes and seconds to the nearest hundredth.
value or CLR to reject if an error is detected. At enter
CDU
Parameter
Maximum Value
Units
Typical Value
Word
1A
Semi Major Axis (a)
9999999
Meters
6378XXX-6377XXX
1B
Decimal Value (a)
.999
Meters
2A
9999999
Meters
Semi Minor Axis (b)
6357XXX-6355XXX
2B
Decimal Value (b)
Meters
.999
3A
Flattening (1/f)
999
290-305
None
3B
Decimal Value (1f)
.999999999*
None
4
Scale Factor (Ko)
9.99999
1.01XXX-0.98XXX
None
5
Zone Width (Zo)
Degrees
99.9
6.0
16777215
False Northing (Northern Hemisphere)
6
Meters
0
16777215
False Northing (Southern Hemisphere)
7
1000000
Meters
2097151
False Easting
8
Meters
500000
Latitude dependent
Meters
Northing Origin (from equator)
9
9999999.99
10
Deg, Min, See, .01 Sec
0
3595959.99
Central Meridian
11
NA
Spare Word
NA
0
*Decimal not shown on CDU
Change 3
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