_readLogr(): Cannot open \\atlas\Shipdata\logger\1995\ptlo\1995031videologr.dat.gz
_readLogr(): Cannot open \\atlas\Shipdata\logger\1995\ptlo\1995031videologr.dat.gz
Illegal division by zero at .\bin\pdkc.pl line 536.

Running .\bin\pdkc.pl at Wed Aug 26 01:25:20 2015 on host ephyra-vm2

Command line:
.\bin\pdkc.pl -rov vnta -dive 856

.\bin\pdkc.pl: Getting Expedition object for diveno = 856 and rname = vnta
set_expd(): rov = vnta, diveno = 856
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 = 856 AND RovName = 'vnta'

RS->Fields(0)->Value= 1049

RS->Fields(1)->Value= 791575500

RS->Fields(2)->Value= 791593200

RS->Fields(3)->Value= 1/31/1995 6:05:00 PM

RS->Fields(4)->Value= 1/31/1995 11:00:00 PM

set_expd(): $self->{EndDDD} = 031
set_expd(): $self->{StartEsecs} = 791574300
set_expd(): $self->{EndEsecs} = 791594400
set_expd(): $self->{EndDtg} = 1/31/1995 11:00:00 PM
_readLogr(): Reading videologr data from 1995031videologr.dat.gz. 
_readLogr(): Expedition start & stop times are 791574300 & 791594400
set_expd(): Calling _refineStartAndEndEsecs...
refineStartAndEndEsecs(): LOGHOST_SYSTEM_UTC[0] = 
refineStartAndEndEsecs(): $LOGHOST_SYSTEM_UTC[end] = 
refineStartAndEndEsecs(): numMinBack = 22, numMinForward = 22
refineStartAndEndEsecs(): Refined StartEsecs = 791574180, Refined EndEsecs = 791594520 
_readLogr(): Reading videologr data from 1995031videologr.dat.gz. 
_readLogr(): Expedition start & stop times are 791574180 & 791594520
rovnavCTDO(): getRaw = 1
rovnavCTDO(): calcUTM = 0
rovNav(): 1, getRaw = 1
rovNav(): 2, calcUTM = 0
rovNav(): calcUTM = 0
rovNav(): DDD = 031 (looping to 031) 
rovNav(): \\atlas\RovNavEdit\1995\vnta\nav1995031vnta.txt and \\atlas\RovNavEdit\1995\vnta\nav1995031vntaedited.txt does not exist.  Skipping this file...
-1 in tList
-1 in {self->{rovT}}
-1 in {self->{rovH}}
rovCTDO(): ROV CTDO start & stop times are   791581605 & 791591025
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, calcUTM = 0
rovNav(): 2, doNotRefineStartEnd = 1
rovNav(): calcUTM = 0
rovNav(): DDD = 031 (looping to 031) 
rovNav(): \\atlas\RovNavEdit\1995\vnta\nav1995031vnta.txt and \\atlas\RovNavEdit\1995\vnta\nav1995031vntaedited.txt does not exist.  Skipping this file...
-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