What is the major limitation in using the Sight Reduction Tables for Air Navigation Volume I (Pub. No. 249) for star sights?
A
More accuracy is needed for celestial observations on board ship than what is tabulated.
B
Sights must be made at even time increments to benefit from the tables.
C
Only certain stars are included and sights must be limited to those stars.
D
Only first magnitude stars are tabulated.
E
İlgili Sorular
Your 600 GT vessel must carry a line-throwing appliance if it is certificated for ______________.According to Annex V to MARPOL 73/78, garbage containing plastic is permitted to be disposed of by _...The distance between any two meridians measured along a parallel of latitude __________.BOTH INTERNATIONAL & INLAND Which vessel, when anchored at night, would NOT be required to show anc...Reserve buoyancy is the _________.