_readLogr(): Cannot open \\atlas\Shipdata\logger\1995\ptlo\1995268videologr.dat.gz
_readLogr(): Cannot open \\atlas\Shipdata\logger\1995\ptlo\1995268videologr.dat.gz
Illegal division by zero at .\bin\pdkc.pl line 536.

Running .\bin\pdkc.pl at Wed Aug 26 01:36:15 2015 on host ephyra-vm2

Command line:
.\bin\pdkc.pl -rov vnta -dive 956

.\bin\pdkc.pl: Getting Expedition object for diveno = 956 and rname = vnta
set_expd(): rov = vnta, diveno = 956
set_expd(): Executing sql:
SELECT ExpeditionID_FK, DateDiff(ss, '01/01/70', DiveStartDtg), DateDiff(ss, '01/01/70', DiveEndDtg), DiveStartDtg, DiveEndDtg FROM Dive WHERE DiveNumber = 956 AND RovName = 'vnta'

RS->Fields(0)->Value= 1158

RS->Fields(1)->Value= 812062800

RS->Fields(2)->Value= 812064900

RS->Fields(3)->Value= 9/25/1995 9:00:00 PM

RS->Fields(4)->Value= 9/25/1995 9:35:00 PM

set_expd(): $self->{EndDDD} = 268
set_expd(): $self->{StartEsecs} = 812061600
set_expd(): $self->{EndEsecs} = 812066100
set_expd(): $self->{EndDtg} = 9/25/1995 9:35:00 PM
_readLogr(): Reading videologr data from 1995268videologr.dat.gz. 
_readLogr(): Expedition start & stop times are 812061600 & 812066100
set_expd(): Calling _refineStartAndEndEsecs...
refineStartAndEndEsecs(): LOGHOST_SYSTEM_UTC[0] = 
refineStartAndEndEsecs(): $LOGHOST_SYSTEM_UTC[end] = 
refineStartAndEndEsecs(): numMinBack = 22, numMinForward = 22
refineStartAndEndEsecs(): Refined StartEsecs = 812061480, Refined EndEsecs = 812066220 
_readLogr(): Reading videologr data from 1995268videologr.dat.gz. 
_readLogr(): Expedition start & stop times are 812061480 & 812066220
rovnavCTDO(): calcUTM = 0
rovnavCTDO(): getRaw = 1
rovNav(): 1, getRaw = 1
rovNav(): 2, calcUTM = 0
rovNav(): calcUTM = 0
rovNav(): DDD = 268 (looping to 268) 
Does file exist?: \\atlas\RovNavEdit\1995\vnta\nav1995268vntaedited.txt
   no.
EXPD.pm: editNav flag = 
rovNav(): Opening ROV nav data from \\atlas\RovNavEdit\1995\vnta\nav1995268vnta.txt
esecs, east, north, lat, lon, head, pres
rovNav(): 268: -1  in tList after reading from \\atlas\RovNavEdit\1995\vnta\nav1995268vnta.txt
-1 in tList
-1 in {self->{rovT}}
-1 in {self->{rovH}}
rovCTDO(): ROV CTDO start & stop times are    & 
rovNavCTDO(): Looking up ROVCTDO data ('.'found, 'X' exceeds max iter.):

rovGDCListRefs(): dMedian = 
rovGDCListRefs(): dStats->sample_range = 
rovGDCListRefs(): rovDepth (paroscientific) range is less than 1.  Using rovctd calculated depth
rovNav(): 1, doNotRefineStartEnd = 1
rovNav(): 2, calcUTM = 0
rovNav(): calcUTM = 0
rovNav(): DDD = 268 (looping to 268) 
Does file exist?: \\atlas\RovNavEdit\1995\vnta\nav1995268vntaedited.txt
   no.
EXPD.pm: editNav flag = 
rovNav(): Opening ROV nav data from \\atlas\RovNavEdit\1995\vnta\nav1995268vnta.txt
esecs, east, north, lat, lon, head, pres
rovNav(): 268: -1  in tList after reading from \\atlas\RovNavEdit\1995\vnta\nav1995268vnta.txt
-1 in tList
-1 in {self->{rovT}}
-1 in {self->{rovH}}
rovGDCListRefs(): dMedian = 
rovGDCListRefs(): dStats->sample_range = 
rovGDCListRefs(): rovDepth (paroscientific) range is less than 1.  Using rovctd calculated depth

.\bin\pdkc.pl: -------------------------------------------------------------------------------

Position subsampling set to 1