Table 8: Datum List - NorthStar 951X Operator's Manual

Changing the
geodetic datum
ID Datum name
ADI_MN ADINDAN Mean—Africa
ADI_E ADINDAN—Ethiopia
ADI_MA ADINDAN—Mali
ADI_SE ADINDAN—Senegal
ADI_SU ADINDAN—Sudan
AFG AFGOOYE—Somalia
AIN AIN EL ABD 1970—Bahrain Island
ANA ANNA 1 ASTRO 1965—Cocos Islands
951/952 Operator's Manual Rev. B
1. Press the 67$5 key to display the ALARMS screen (952) or
ALARMS & BACKLIGHT screen (951).
2. Press the &85625 3$' to select ARRIVE RADIUS, and
press the (',7 $/$50 menu key.
3. Enter the new value you want, then press the (17(5 key,
or &/($5 to leave the value unchanged.
Different regions of the world use various models for lat/lon
coordinates on their charts. Each model is called a "datum."
You should always be sure that the datum your unit is using
matches the label on your Nav-Chart cartridge.
The geodetic datum option contains all referenced datums
according to Defense Mapping Agency publications.
To change the datum reference, press the (',7 menu key and
press the &85625 3$' to scan through the alphabetic listing.
When your choice is displayed, press the (17(5 key.
You can set a different datum for positional display than the one you set
for the output ports. For details, see the Northstar 951/952 Installation
Manual.
The following table lists the datums available in your unit:

Table 8: Datum list

Chapter 11 - Customizing the Unit
NOTE:
ELLIPS. delta x
CL1880 -166
CL1880 -165
CL1880 -123
CL1880 -128
CL1880 -161
KRASS -43
INTL -150
AUSTR -491
delta y delta z
-15 204
-11 206
-20 220
-18 224
-14 205
-163 45
-251 -2
-22 435
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