BackForwardInstrument:  Natalya-2M-particles 

Instrument details
Acronym Natalya-2M-particles
Full name High energy radiation spectrometer - particles
Purpose To study the temporal dynamics of solar neutrons
Short description Spectrometer to detect neutrons in the energy range 20-300 MeV
Background Part of the Natalya-2M package that, in addition, measures solar gamma-rays
Scanning Technique Sun pointing from a high-inclination drifting LEO
Resolution N/A (full disk)
Coverage / Cycle Full solar disk nearly continuous
Mass 260 kg Power Data Rate


Providing Agency Roscosmos
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2009 to 2009
Last update: 2017-05-28
Detailed characteristics
Satellites this instrument is flying on

Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites

Instrument classification
  • Solar and space environment monitors
  • Energetic particle spectrometer
WIGOS Subcomponents No WIGOS subcomponents have been defined.
Mission objectives
Primary mission objectives
  • Cosmic ray neutron flux spectrum
Evaluation of Measurements

The following list indicates which measurements can typically be retrieved from this category of instrument. To see a full Gap Analysis by Variable, click on the respective variable.

Note: table can be sorted by clicking on the column headers
Note: * Primary mission objective.
VariableRelevance for measuring this variableOperational limitationsExplanation
Cosmic ray neutron flux spectrum*2 - very highNo specific limitation.Solar. Medium-high energy (over 10 to >100 MeV/n)