TEMPORAL COVERAGE OF TYPE “satellite 2” IN THE UCSB SPOT CATALOG

There are 4,127,688 items of type “satellite 2” in the UCSB SPOT Catalog as of January 10, 2009.

The temporal coverage of the items is graphically shown by the histogram below. Each red spike represents a month; each green/yellow bar, a year. The height of a spike or bar reflects the number of items that overlap that time period.

(graphical display)

The following table shows the temporal coverage numerically. The cells in the “Overall” column represent years; the cells to the right of a year represent individual months within that year. The value in a cell is the number of items that overlap the year or month represented by that cell.

Overall Month in year
1 2 3 4 5 6 7 8 9 10 11 12
Year 1990 134009 0 7749 12298 10160 9150 14891 18488 19497 16216 15937 4483 5140
1991 156314 7166 5906 12761 16063 11555 18766 20956 20687 16381 15221 5596 5256
1992 146564 5975 5882 10398 12150 18657 17018 19804 17991 15237 13516 6036 3900
1993 111267 6092 5438 8968 8331 9983 13163 14503 14954 12136 8365 5041 4293
1994 164322 5200 5207 7701 8038 12043 23803 25815 22129 20661 19883 6813 7029
1995 170134 4693 5043 13204 18165 14047 21696 24123 18865 17594 19524 6672 6508
1996 127063 5969 4873 12795 10700 8427 12509 13110 14278 11363 11084 10135 11820
1997 182928 8222 6689 8829 11841 15698 16420 18277 20842 24116 21571 14643 15780
1998 224827 15585 18689 19116 13748 24041 20136 23287 24237 20687 20055 12000 13246
1999 185108 12548 11763 13023 17060 20280 17608 19886 19378 17591 16327 10557 9087
2000 158676 9830 11416 10328 16410 14282 14272 17068 16128 14682 11461 10838 11961
2001 161689 15734 12925 13531 13415 14696 14192 18590 15876 15072 10874 7608 9176
2002 149819 9336 8932 11430 10027 11948 15005 16641 15549 12768 12287 12634 13262
2003 202639 13290 13003 14586 15560 15574 14024 16817 21813 19741 18204 18480 21547
2004 324751 24588 24050 26288 27268 28519 30242 28327 29061 26986 26448 26053 26921
2005 380409 26621 25330 27813 29372 33048 33951 33715 34337 35963 37253 30581 32425
2006 419769 28837 26439 27928 34011 37690 36665 43514 43962 38173 38836 33090 30624
2007 392515 34109 32252 31652 30723 34216 35188 38497 34101 35419 34344 28539 23475
2008 330560 22981 25717 27421 24868 26643 20205 33945 29287 30515 32425 29127 27426
2009 4325 4325 0 0 0 0 0 0 0 0 0 0 0