(Untitled) (Untitled)(Untitled) (Untitled)(Untitled) (Untitled)(Untitled) (Untitled)(Untitled)Examples




IEVref:705-07-86ID:
Language:enStatus: Standard
Term: international relative sunspot number
Synonym1:
Synonym2:
Synonym3:
Symbol: symbole: R1
Definition: a number prepared by the Sunspot Index Data Center (SIDC) at the Observatoire de Belgique in Uccle, following a daily count of sunspots and groups of sunspots, and used for evaluating solar activity

NOTE – These numbers are derived in a similar manner to that used previously at Zurich.


Publication date:1995-09
Source:
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5: