# Electro L2 data
# Moscow State University/Skobeltsyn Institute of Nuclear Physics (MSU/SINP) data archive
# https://ftp.sinp.msu.ru/
# Developed by Space Monitoring Data Center (SMDC) of MSU/SINP
# http://smdc.sinp.msu.ru/
# http://swx.sinp.msu.ru/
# smdc@sinp.msu.ru 

# Source: Electro-L2
# Orbit: Geostationary; Long = 76 deg
# Instrument: SKL
# Detectors: SKL-E spectrometer (DAS3 vrt)
# Measurements: particle fluxes
# Nominal SKL/DAS3 instrument geometric factor 0.1 cm2*sr
# Units_Protons: Protons/sm2*sr*s
# Units_Electrons: Electrons/sm2*sr*s

# Time resolution 10 s
# Missing data: -9.99999e+99
# Data available 2016-01-25
#
# FTP catalogue structure:  Electro-L2 / skl / year / month
# File name template: el2-skl_yyyymmdd_10s.csv
# 
#
# Data file structure:
#  1 -- Date/time;
#  2 -- Electrons > 0.15, protons > 1.5 MeV (vertical SKL/das3);
#  3 -- Electrons > 3, protons > 7 MeV (vertical SKL/das3);
#  4 -- Electrons 3 - 6 MeV (vertical SKL/das3);
#  5 -- Electrons 6 - 9 MeV (vertical SKL/das3);
#  6 -- Electrons 8 - 15 MeV (vertical SKL/das3);
#  7 -- Protons 9 - 20 MeV (vertical SKL/das3);
#  8 -- Protons 20 - 40 MeV (vertical SKL/das3);
#  9 -- Protons 40 - 110 MeV (vertical SKL/das3);
# 10 -- Protons 110 - 300 MeV (vertical SKL/das3);
# 11 -- Electrons > 0.6, protons 1.6 - 200 MeV (vertical SKL/das3)
# 12 -- Electrons > 1.3, protons 1.6 - 200 MeV (vertical SKL/das3, reserved*)
# 13 -- Protons > 100 MeV (vertical SKL/das3);
# 14 -- Magnetic latitude [degrees];
# 15 -- Magnetic longitude [degrees];
# 16 -- Magnetic local time [hours];
# 17 -- L-shell [RE];
# 18 -- |B_IGRF|, IGRF geomagnetic field [Gauss];
# 19 -- IGRF Bx (geo) [nT];
# 20 -- IGRF By (geo) [nT];
# 21 -- IGRF Bz (geo) [nT];
# 22 -- X (GSM) [km];
# 23 -- Y (GSM) [km];
# 24 -- Z (GSM) [km].

* Either 11-th or 12-th channel is in operation (usually, 11-th)