COBS Statistics page for 1947

Total
Number of active observers:
(total includes noncontributing observers)
6 of 3155
Number of active associations:
(total includes noncontributing associations)
2 of 18
Number of active countries:
(total includes noncontributing countries)
6 of 249
Number of observed comets:
(total is number of comets in COBS database)
10 of 2602
Total number of observations: 149
Visual Observations: 149
CCD Observations: 0
Comet type Total Visual CCD
1947 Total Visual CCD Obs
Comet Total Visual CCD Obs
Observer Total Visual CCD Obs
Association Total Visual CCD Obs
Country Total Visual CCD Obs