[Platforms] G.O.Sars
Strand Øyvin
oyvin.strand at imr.no
Thu Apr 12 16:34:20 BST 2007
Inside IMR and NMD, and the University of Bergen (common ships and ship
division), several coding systems are in daily use : IOC/NODC codes, call
sign, the old, internationally abandoned, numerical ICES code system, and
(norwegian) fishery register codes. The main data base of IMR/NMD links
these codes, and all codes are supplied with period of validity. Codes like
58GS are in daily use as the main manual key for several data types. These
codes are commonly known among a broad audience of users, and are listed in
cruise and laboratory handbooks. Changing established codes, even the code
of the only four years old present G.O.Sars, will not be understood by the
common users. Consequently we will prefer keeping all established codes
unchanged.
There is obviously a need for a revision of the code system, at least for
future use. In case a revision should imply splitting of existing multiple
ship codes, recoding of a running vessel will probably lead to more
confusion than recoding of vessels from the past.
Concerning norwegian ordinary research vessels, at least seven names/codes
have been reused one or more times (the present Johan Hjort (58JH) is no. 4).
Regards
Øyvin Strand
> -----Opprinnelig melding-----
> Fra: platforms-bounces at biwebs1.nerc-liv.ac.uk
> [mailto:platforms-bounces at biwebs1.nerc-liv.ac.uk]På vegne av Roy Lowry
> Sendt: 10. april 2007 19:12
> Til: marilynn at ices.dk
> Kopi: Sagen, Helge; platforms at biwebs1.nerc-liv.ac.uk
> Emne: Re: [Platforms] G.O.Sars
>
>
> Thanks Strand,
>
> The 'code following name' rule was a misunderstanding from
> the past and a mistake I hope we will never make again.
>
> Sadly, 'code following hull' doesn't work either! Consider
> the recent case in the UK where RRS Charles Darwin (code
> 74AB) was sold and renamed Ocean Explorer. We label ROSCOPs
> with the code and display the name. So, if the code follows
> the hull every RRS Charles Darwin cruise ROSCOP in our
> collection is suddenly relabelled RV Ocean Explorer -
> confusing and highly undesirable.
>
> I therefore feel that the rule should be:
>
> 'Code represents a hull operating under a name and a
> governance type'. The 'governance type' bit is woolly and
> currently controversial, but it solves one of my problems.
>
> Given this, what is your advice to Marilynn for G.O. Sars?
> 58GT is uncontroversial for Sarsen. Should we keep 58GS for
> the same hull under the old name and give the new hull a new code?
>
> I fully appreciate that disturbing old codes is risky, but
> the problem is that we are now trying to make our metadata
> work harder - such as my current problem of linking ROSCOPs
> to a vessel (i.e. hull) database. Similar problems await us
> in the wings for applications that retireve the ROSCOP
> history for a given ship. So, we've got to do something and
> the alternative to fixing past problems - setting up a
> totally new codebase - is far less appealing than the risk of
> confusion. If we keep communicating and can manage to work
> together then me might just pull it off.
>
> Cheers, Roy.
>
> >>> Strand Øyvin <oyvin.strand at imr.no> 04/10/07 5:25 PM >>>
>
> Recoding of old established ship codes may cause a lot of confusion,
> and must be avoided if possible. The 58GT code should therefore be
> restricted to the period when the ships name was actually "Sarsen"
> (February 10, 2003 -> end of 2003 (removed from ordinary service
> 10/2003, sold abroad 12/2003)). The new G.O.Sars was
> registered 04/2003,
> and started ordinary services in June 2003, so no overlap exists.
>
> Like many other countries, the names of norwegian research wessels are
> frequently reused, and some historic codes cover many ships.
> The vessel in qustion, LLZG G.O.Sars/Sarsen, was not the original one,
> but replaced the original ship in 1970. However, with a few
> exceptions,
> outdated RVs have not had a second life in the service of the science.
>
> When the change G.O.Sars -> Sarsen was reported in 2003, we proposed
> unchanged code for the old ship, and a different code for the new one.
> However, the "codes follow the name" rule was strictly adhered to.
> In the future, we strongly support a change from "follow the name" to
> "follow the hull".
>
>
> Best regards
>
> Øyvin Strand
> Norsk Marint Datasenter/Norwegian Marine Data Centre
> Havforskningsinstituttet/Institute of Marine Research
> Postboks/PO Box 1870 Nordnes
> N-5817 BERGEN
> Tel.: +47 55 23 84 62
> +47 55 23 85 00 (sentral/switchboard)
>
> Email : oyvin.strand at imr.no (personlig/personal)
> nmd at imr.no, nod at imr.no (->NMD)
>
> HI/IMR : http://www.imr.no/ post at imr.no
>
>
>
> > -----Original Message-----
> > From: platforms-bounces at biwebs1.nerc-liv.ac.uk
> > [mailto:platforms-bounces at biwebs1.nerc-liv.ac.uk] On Behalf
> > Of Roy Lowry
> > Sent: 04 April 2007 13:29
> > To: platforms at biwebs1-2.nerc-liv.ac.uk
> > Subject: [Platforms] G.O.Sars
> >
> > Hi Marilynn,
> >
> > We have what is becoming a very familiar situation for G.O.
> > Sars. The original G.O. Sars was assigned code 58GS.This hull
> > was renamed Sarsen in 2002 and given the code 58GT. The new
> > G.O. Sars then 'inherited' the code of 58GS. This is exactly
> > what happened with Tridens/Tridens I, which as far as I can
> > see in Version 1.13 of the RECO codes we haven't resolved. I
> > also can't remember seeing a new code as requested by Michele
> > for BEAUTEMPS-BEAUPRE.
> >
> > Unless our Norwegian list members object I suggest we follow
> > the same practice for G.O. Sars as we did for Tridens and
> > Pourquoi pas? (but not Meteor) and leave 58GS with the new
> > ship and assign a new code for the old one: whatever we do,
> > we're still going to have to fix our data to some extent.
> > So, could you please:
> >
> > 1) Assign new codes for the "old" G.O. SARS,
> > BEAUTEMPS-BEAUPRE and TRIDENS
> >
> > 2) Follow Mitch and allocate 64T1 to TRIDENS I
> >
> > If you need XML for any of these ask Fran.
> >
> > Cheers, Roy.
> >
> >
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