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    Re: Silicon Sea: Leg 75
    From: Dan Hogan
    Date: 2001 Jun 29, 09:35 EDT

    On 28 Jun 2001, at 12:46, Yves Arrouye wrote:
    > Wow. I missed 3 legs :(
    >
    > > Our last position FIX was (10d 30.0'N 78d 30.0'W) at
    > > 10:16:28UT {at}XXX.XXX We are bound for Cristobal,
    > > Panama(09d 23.0'N 79d 55.0'W). Our Estimated Time of
    > > Arrival(ETA) at Cristobal is 16:34:28ZT {at}XXX.XXX
    > >
    > >
    > > 1)  What day of the week of our arrival?
    > > --  ------------------------------------
    >
    > June 4, 2001 is a Monday.
    Yep.
    > > On VHF we call the Panama Canal Transit Authority on Channel
    > > 16 for instructions. We are required to fly the Panamainian
    > > Courtesy Flag from the Starboard spreader and the quarantine
    > > flag from the port spreader.
    > >
    > > 2)  What color is the quarantine flag?
    > > --  ----------------------------------
    >
    > Yellow. It is the "Q" flag.
    Yep.
    > > We anchor overnight, since the Panama Canal Authority
    > > requires 24 hours notice. We are anchored in an area known as
    > > the "Flats" until we can approach for inspection.
    > >
    > > After our approach approval and customs clearance on the next
    > > day we begin the process of making the preparations for
    > > transiting the Panama Canal. The mooring fee is $00.50 per
    > > foot to each greater foot per night.
    > >
    > > 3)  What is the mooring fee for Silicon Sea per night?
    > > --  --------------------------------------------------
    >
    > Silicon Sea is 48' 3'. The greater foot is 49'. That would be $24.50 per
    > night.
    Right.
    > > We are required to have 4 dock lines 125 feet long with a
    > > three foot eye on one end. And strong attach points.
    > >
    > > 4)  Can we make these lines from a 500 foot roll of 3/4' line?
    > > --  ----------------------------------------------------------
    >
    > No. 125 times 4 is 500, and we still need these eyes at the end. Add an
    > extra 16 feet (4 times 3, and some margin to actually make the splices) and
    > we'd be in business.
    Yep.
    > > The actual canal transit takes about 12 hours to complete.
    > > However, completing the Admeasure, getting Cruising Permits,
    > > clearing Customs and Immigration inspections can take 3 to 14
    > > days for a small boat. It will take Silicon Sea until June 14
    > > to complete the transit she is on the Pacific side of the
    > > Panama Canal.
    > >
    > > 5) In what direction does the Panama Canal run from the
    > > Atlantic Side to
    > >    the Pacific side?
    > >
    >
    > South East (see
    > http://www.countrytours.com/travel/200102/International/PPC/PPCmap.asp; how do
    > people do w/o the Internet on their boat? ;-))
    True.
    > > DR position(09d 24.6'N  79d 56.7'W) on 11/06/2001.
    > >
    > >   No. 1  UT/GMT         Body        Hs
    > >
    > >          23:41:30       Arcturus    51d 58.7'
    > >          23:42:10       Procyon     29d 24.3'
    > >          23:43:05       Spica       57d 44.3'
    > >
    > > 6)  What is the FIX position for SR No. 1?
    > > --  --------------------------------------
    >
    > 09d 22.7'N  79d 55.7'W
    OK.
    > > These are the same sights as listed in Q6. But this time all
    > > numbers are to be ROUNDED to the nearest whole number. If you
    > > are using a calculator or Computer program round any numbers
    > > that are accessible, ie. Lat, Lon, Hs, GHA and Dec, to work
    > > the sight reduction and plot both FIXes. DO NOT ROUND TIME.
    > >
    > >          UT/GMT         Body        Hs
    > >
    > >          23:41:30       Arcturus    51d 59.0'
    > >          23:42:10       Procyon     29d 24.0'
    > >          23:43:05       Spica       57d 44.0'
    > >
    > >
    > > 7)  What is the FIX position for SR No. 2?
    > > --  --------------------------------------
    >
    > 09d 23.3'N  79d 55.5'W
    OK.
    > > Now compare the two FIXes.
    >
    > 1.5 mile apart. I did them using a computer, so no problem with me, but I
    > assume that rounding to the nearest minute may make hand calculations easier
    > w/o a big loss of accuracy as far as en route sailing goes for a sailboat like
    > Silicon Sea.
    Yep. I go into this mode about 3 days after  the start of a trip. By 3-4 days
    later I am at Sun sights only. A few days before ETA I start a few star
    sights.
    Dan Hogan
    dhhogan{at}XXX.XXX
    

       
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