Copyright WDC C1 for STP at RAL.
The only applicable units are nT for the data values. This data starts in 1932.
FieldName Dim Type Width Dec Null Units Description ---------- --- ---- ----- --- ---- ------ ------------------------ Date 3 S 4 - -1 - Date with 4 digit year R 1 S 3 - -99 - Monthly mean Sunspot Number S_R 1 C 1 - - Status code of R R_12 1 S 3 - -99 - 12 month running mean of R S_R_12 1 C 1 - - Status code of R(12) Flux 1 S 3 - -99 - 10.7cm Radio Flux S_Flux 1 C 1 - - Status code of Flux Flux_12 1 S 3 - -99 - 12 month running mean of Flux S_Flux_12 1 C 1 - - Status code of Flux(12) IF2 1 S 3 - -99 - IF2 index S_IF2 1 C 1 - - Status code of IF2 IF2_12 1 S 3 - -99 - 12 month running mean of IF2 S_IF2_12 1 C 1 - - Status code of IF2(12) IG 1 S 3 - -99 - IG index S_IG 1 C 1 - - Status code of IG IG_12 1 S 3 - -99 - 12 month running mean of IG S_IG_12 1 C 1 - - Status code of IG(12)
The status code refers to whether the value is
(F)orecast, (P)rovisional, or ( ) Final.
Code Data Type Storage ---- ---------------------------- ------- C CHARACTER 1 byte P DOUBLE PRECISION REAL 8 bytes R REAL 4 bytes I INTEGER 4 bytes S SMALL INTEGER 2 bytes B BYTE (unsigned integer 0-255) 1 byte