ASDD quarterly report - January to March 2001
Environmental Resources Information Network
Australian Spatial Data Directory (ASDD)
Quarterly Technical Report
January to March 2001
Introduction
At the end of March 2001, there were 22 nodes within the ASDD
with a total of 29,549 dataset descriptions available for
searching. Statistics are provided for the ASDD covering number,
compliance and reliability of nodes, number of hits and records
per node for the months of January, February and March 2001.
Achievements during past quarter
One ASDD node was removed from the ASDD: the "Airesearch
Mapping Aerial Photo Catalogue" node.
The following table lists the nodes and the number of records
per node that were accessible at 31 March 2001.
|
Node
|
Number of records
|
|
ACT Spatial Data Directory
|
118
|
|
AUSLIG Data Directory
|
48
|
|
Australian Antarctic Data Centre
|
1185
|
|
Australian Hydrographic Office - Product Metadata
|
1007
|
|
Australian Oceanographic Data Centre
|
529
|
|
BRS Incorporating Other Commonwealth Data
|
205
|
|
Bureau of Meteorology
|
8
|
|
CSIRO Marine Research
|
1114
|
|
EA Environmental Data Directory (Green Pages)
|
82
|
|
IndexGeo Pty Ltd - Eco Companion catalogue
|
8
|
|
Murry-Darling Basin Commission Documents
|
20
|
|
NSW Natural Resources Data Directory
|
4878
|
|
NT Spatial Data Directory
|
284
|
|
Queensland Department of Natural Resources Spatial Data
|
7082
|
|
Queensland Spatial Data
|
2180
|
|
South Australian Spatial Information Directory
|
453
|
|
Tasmanian Spatial Data Directory
|
53
|
|
Victorian Spatial Data Directory
|
532
|
|
WALIS Interragator-Aerial Photography
|
6637
|
|
WALIS Interragator-Bibliographic Data
|
932
|
|
WALIS Interragator-Environmental Impact Statements
|
825
|
|
WALIS Interragator-Spatial Data
|
1369
|
|
TOTAL
|
29549
|
Monthly details about the server, port, database, available
records query time and node availablity can be found at:
January
February
March
Usage
The total number of hits recorded for the ASDD pages on the
Environment Australia web site for the months January to March
2001 was 13,068 compared to 10,913 for the previous quarter.
Usage for the months of January, February and March 2001 was
3247, 3808 and 6013 hits respectively. A breakdown of users by
top-level domain for each month is shown below:
|
January 2001
|
|
|
|
Australia
|
1,440
|
44.3%
|
|
Unresolved
|
971
|
29.9%
|
|
Network
|
253
|
7.8%
|
|
US Commercial
|
204
|
6.3%
|
|
United Kingdom
|
45
|
1.4%
|
|
All Others
|
334
|
10.3%
|
|
|
3247
|
|
|
February 2001
|
|
|
|
Unresolved
|
1,264
|
33.2%
|
|
Australia
|
1,242
|
32.6%
|
|
Network
|
643
|
16.9%
|
|
US Commercial
|
206
|
5.4%
|
|
Argentina
|
72
|
1.9%
|
|
All Others
|
381
|
10.0%
|
|
|
3,808
|
|
|
March 2001
|
|
|
|
Australia
|
3,070
|
51.1%
|
|
Unresolved
|
1,398
|
23.2%
|
|
Network
|
581
|
9.7%
|
|
US Commercial
|
284
|
4.7%
|
|
Local Domain
|
149
|
2.5%
|
|
All Others
|
531
|
8.8%
|
|
|
6,013
|
|
Node reliability
A summary of node reliability for the period January to March
is given below:
|
Node Uptime
|
January
%
|
February
%
|
March
%
|
|
ACT Spatial Data Directory
|
99
|
100
|
100
|
|
AUSLIG Data Directory
|
100
|
100
|
99
|
|
Australian Antarctic Data Centre
|
99
|
43
|
96
|
|
Australian Hydrographic Office - Product Metadata
|
98
|
85
|
95
|
|
Australian Oceanographic Data Centre
|
99
|
83
|
54
|
|
BRS Incorporating Other Commonwealth Data
|
99
|
100
|
100
|
|
Bureau of Meteorology
|
99
|
99
|
99
|
|
CSIRO Marine Reseach
|
98
|
99
|
97
|
|
EA Environmental Data Directory (Green Pages)
|
100
|
100
|
100
|
|
IndexGeo Pty Ltd - Eco Companion catalogue
|
99
|
99
|
98
|
|
Murray-Darling Basin Commission Documents
|
51
|
99
|
92
|
|
NSW Natural Resources Data Directory
|
96
|
99
|
98
|
|
Northern Territory
|
100
|
82
|
99
|
|
Queensland Department of Natural Resources Spatial Data
|
99
|
100
|
99
|
|
Queensland Spatial Data
|
98
|
100
|
99
|
|
SA Spatial Data Directory
|
99
|
100
|
98
|
|
Tasmanian Spatial Data Directory
|
-
|
-
|
99
|
|
Victorian Spatial Data Directory
|
90
|
99
|
95
|
|
WALIS Interragator-Aerial Photography
|
97
|
99
|
96
|
|
WALIS Interragator-Bibliographic
|
97
|
99
|
98
|
|
WALIS Interragator-Environmental Impact Statements
|
97
|
99
|
97
|
|
WALIS Interragator-Spatial Data
|
97
|
99
|
97
|
|
Average
|
96
|
85
|
96
|
Node managers are automatically notified by email if a server
goes down for a period longer than four hours.
Node descriptions
ASDD node descriptions http://www.ga.gov.au/asdd/tech/node/
It is the responsibility of each node manager to utilise the
online document management application to describe their node and
update the node description whenever they choose.
The following ASDD nodes are briefly described and include
references to further information ...
- AUSLIG Data Directory
- Australian Antarctic Data Centre
- Australian Hydrographic Office - Product Metadata
- Australian Oceanographic Data Centre
- BRS - Incorporating Other Commonwealth Data
- CSIRO Marine Research
- EA Environmental Data Directory (Green Pages)
- IndexGeo Pty Ltd - Eco Companion catalogue
- NSW Natural Resources Data Directory
- NT Spatial Data Directory
- Queensland Department of Natural Resources Spatial Data
- Queensland Spatial Data
- South Australia Spatial Information Directory
- Tasmanian Spatial Data Directory
- Victorian Spatial Data Directory
- WALIS Interragator-Aerial photography
- WALIS Interragator-Environmental Impact Statements
- WALIS Interragator-Bibliographic Data
- WALIS Interragator-Spatial Data
|
