The MOD and IOPT parameters value depend of the external magnetic field model (MOD), used during magnetic mapping and IOPT version (IOPT = Kp + 1), see the table:
MOD |
External model |
IOPT range |
Reference |
T87L |
EXT87L |
(1-6) |
N.A.Tsyganenko, Planet. Space Sci., V.35, P.1347, 1987 |
T89K |
EXT89KP |
(1-6) |
N.A. Tsyganenko, A magnetospheric magnetic fields model with a warped Tail current sheet: Planet. Space SCI., V.37, PP.5-20, 1989. |
T89M |
EXT89M |
(1-7) |
N.A. Tsyganenko, A magnetospheric magnetic fields model with a warped Tail current sheet: Planet. Space Sci., V.37, P. 5-20, 1989. (Revised on April 1992) |
Dr. Victoria Prokhorenko
Last modified 17 January 1999