NavList:

   

Reply

Hi John, was your solution via manual or nav program and would it be possible 
for you or anyone to show your/their solution when able as an attachment?  I 
don't ask for much do I? Thanks much folks!
Mike Burkes
>
> My results calculated from first principles using the nautical almanac
> and a plotting sheet were:
>
> Acturus Z=74.9� 2.2m toward
> Spica Z=111.1� 3.7m toward
> Sirius Z=235.6� 1.6m toward
> Moon Z=294.0� 0.7m toward
> Capella Z=314.7� 2.2m toward
>
> With the aid of a W&P speed-time-distance slide rule I advanced all
> the lines to 1900ZT. My cocked hat was a small triangle inside a
> slightly larger one giving the 1900ZT fix as 14� 12'.8 N, 145� 24'.0
> E.
>
> John Cole
>
>
> On Jun 5, 12:44 am, Anabasis  wrote:
>> Exercise #10 Star Fix
>>
>>         On 7 May 2008 a ship is steaming due South (180T) at 14.2 knots.  At
>> startime, a round of stars and the moon was shot.  The 1900 DR (ZD-10)
>> is 14 deg 11�N and Longitude is 145 deg 22�E.  Temp/Pressure is 83 F/
>> 1010mb, Height of Eye is 106 ft, IE is 0.8� off the arc.  The
>> following data was collected (Times in UTC):
>>
>> Arcturus @ 08h 51m 13s Hs is 23 deg 10.4�
>>
>> Spica @ 08h 52m 51s Hs is 28 deg 05.4�
>>
>> Sirius @ 08h 55m 00s Hs is 37 deg 27.2�
>>
>> Moon (LL) @ 08h 56m 52s Hs 19 deg  56.2�
>>
>> Capella @ 08h 58m 32s  Hs 26 deg 49.2�
>>
>> Determine the 1900 ZT Running Star fix.  (Most probable position).
>>
>> Jeremy
> >

_________________________________________________________________
Now you can invite friends from Facebook and other groups to join you on 
Windows Live� Messenger. Add now.
https://www.invite2messenger.net/im/?source=TXT_EML_WLH_AddNow_Now

--~--~---------~--~----~------------~-------~--~----~
Navigation List archive: www.fer3.com/arc
To post, email NavList@fer3.com
To , email NavList-@fer3.com
-~----------~----~----~----~------~----~------~--~---

   

Reply