Magnetic mapping footprints co-ordinates (extension ".geo")


The following parameters as a function of the universal time are enclosed in this file.

1.

no

Orbit number

2.

Utyymmdd

Universal time date (YYYYMMDD)

3.

Thhmnss

Universal time (.hhmmss)

4.

Reg

Region name

5.

H(km)

Altitude above the reference elipsoid (km)

6.

R(re)

Geocentric distance (RE)

7.

Sgeola

Satellite geographical latitude (deg)

8.

Sgeoln

Satellite geographical longitude (deg)

9.

Sgmlat

Satellite geomagnetic latitude (deg)

10.

SMLT

Satellite geomagnetic local time (h)

11.

Fngela

Footprint geographical latitude in the northern hemisphere (deg)

12.

Fngeln

Footprint geographical longitude in the northern hemisphere (deg)

13.

CorLat

Corrected geomagnetic latitude (deg)

14.

CMLT

Corrected geomagnetic local time (h)

15.

L cor

L parameter, calculated on the base of the CorLat

16.

n arcl

Magnetic field line length (RE) betweemn satellite and footprint in the northern hemisphere

17.

fsgela

Footprint geographical latitude in the southern hemisphere (deg)

18.

fsgeln

Footprint geographical longitude in the southern hemisphere (deg)

19.

ILAT

Invariant latitude (deg), calculated on the base of the Mc-Ilvain L parameter

20.

L MC

The Mc-Ilvain L parameter

21.

s arcl

Magnetic field line length (RE) betweemn satellite and footprint in the southern hemisphere

22.

MOD IOPT

The name of the used external magnetic field model and option (IOPT).

23.

fngmla

Geomagnetic latitude of the footprint in the northern hemisphere (deg)

24.

fngmla

Geomagnetic local time of the footprint in the northern hemisphere (deg)

25.

fsgmla

Geomagnetic latitude of the footprint in the southern hemisphere (deg)

26.

fsgmla

Geomagnetic local time of the footprint in the southern hemisphere (deg)

In case any parameter is indeterminable 99.9 replace its value.


Dr. Victoria Prokhorenko
Last modified 17 January 1999