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THE KOBE COLLECTION. Yasuhiro MINAMOTO Office Of Marine Prediction Marine Division Climate And Marine Department Japan Meteorological Agency. What is the Kobe Collection?. collected by the Kobe Marine Observatory period 1890-1961 - PowerPoint PPT Presentation
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THE KOBE COLLECTION
Yasuhiro MINAMOTOOffice Of Marine PredictionMarine DivisionClimate And Marine Department Japan Meteorological Agency
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What is the Kobe Collection?
collected by the Kobe Marine Kobe Marine ObservatoryObservatory
period 1890-19611890-1961 observed by merchant ships,
fishing boats, and research vessels.
amount 6.8 million6.8 million.
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Sample of Log sheet (by merchant ship)
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Digitization projects
Joint Project with Nippon Foundation and JWA (1995- continue)
before 1932, about 3.1 million,
Joint Project with NOAA. (1960-1961)
after 1933, about 2.7 million
not available about 1.0 million
rest →
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0
500000
1000000
1500000
2000000
2500000
FY1995 FY1996 FY1997 FY1998 FY1999 FY2000 Rest
Progress of Digitization
QC incomplete↓
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Progress of data distribution
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Progress of data distribution
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data distribution of the Kobe Collection
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Progress of data distribution 1920-1929COADS Release1 (1985)
COADS R1c +Kobe2001COADS R1 +Kobe(1998)
COADS Release1c (2001)
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Digitization procedure
1. Select microfilms and print out.
2. Coding and typing them into interim-file format.
3. Convert to IMMT-1 format (WMO).
4. Quality control by Minimum Quality Control Standard of WMO.
5. Publication in CD-ROM. (2001 edition is latest)
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Quality control
0 No QC
1 Correct
2 Inconsistent with other elements
3 Doubtful < 37℃4 Erroneous > -2℃5 Changed as a result of QC
9 missing
Flag
example: SST
SST :ratio of flag 2,3 and 4 is about 2%
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Meta data : barometer height
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Cloud amount anomaly (10N,110E-20N,140E)
Sea Surface Temperature (4S,150W-4N,80W)
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the progress schedule
The digitization project will be finished FY2003
Convert Data format for historical marine data ( IMMT → IMMA)
final CD-ROM will be published in 2004
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Navy data
period 1903-19441903-1944 collected by the Imperial Japanese NAVYobserved by Navy vessels.amount 5.0 million5.0 million.
JMA is converting these Navy data from micro films to magnetic media.
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ENDThank you for your attention
You can get copies of “the Kobe collection” CD-ROM 2001 edition on the table behind the door.