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X-POL

X-POL. Solar X- ray Pol arimeter. Rudawy, P., Sylwester, J., Zawistowski, T., Siarkowski, M., Bąkała, J., Podgórski, P., Kowaliński, M. and Gburek, S. Space Research Centre, Polish Academy of Sciences ul. Kopernika 11, Wroclaw , POLAND. Space Research Centre, Polish Academy of Sciences.

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X-POL

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  1. X-POL Solar X-ray Polarimeter Rudawy, P., Sylwester, J., Zawistowski, T., Siarkowski, M., Bąkała, J., Podgórski, P., Kowaliński, M. and Gburek, S. Space Research Centre, Polish Academy of Sciences ul. Kopernika 11, Wroclaw , POLAND

  2. Space Research Centre, Polish Academy of Sciences PURPOSE Understanding impulsiveparticle acceleration and plasma heating processesin the solar flaresthrough X-ray polarimetry • High energy- and time-resolution polarimetricobservations • Active regions • Solar flares (non-stationary processes in flares; energy release and energy transport processes in solar flares) • Impulsiveacceleration of the non-thermalelectrons • Beam diagnostics • Energy depositioninthesolar chromosphere • Temperature and differential emission measure studies (plasma diagnostics) • Chemical composition of the coronal plasma;

  3. Space Research Centre, Polish Academy of Sciences INSTRUMENT Detectors: 4 CCD back-iluminated fully depleted Energy range: soft X-rays 1.86Å (Fe XXV), 3.20Å (CaXIX), 4.0Å (ArXVII) Energy resolution: 104:1 Sensitivity: >C GOES class events Orbit: Sun synchronous preferred, altitude: >500 and <800 km Pointing: 2-axes stabilization, detector axis pointed to +/-2º Lifetime: >3 years • The overall size of the instrument is approx.:32 cm x 26 cm x 26 cm Mass approx. 4 kg

  4. Space Research Centre, Polish Academy of Sciences INSTRUMENT TOP VIEW UV-FILTERS & ENTRANCE CAPILLARY MESH TWO-AXES ADJUSTABLE FRAME WITH THREE DETECTOR MODULES PINHOLE SOLAR FLARE LOCATOR

  5. Space Research Centre, Polish Academy of Sciences INSTRUMENT ENTRANCE CAPILLARY MESH COOLER CCD TWO-AXES ADJUSTABLE FRAME WITH THREE DETECTOR MODULES BENT CRISTAL

  6. Space Research Centre, Polish Academy of Sciences INSTRUMENT ArXVII He-like triplet x+y w z

  7. MOTOR 2 ENTRANCE CAPILLARY MESH MOTOR 1 CCD SOLAR FLARE LOCATOR TWO-AXES ADJUSTABLE FRAME WITH THREE DETECTOR MODULES

  8. TWO-AXES SUSPENSION TWO-AXES ADJUSTABLE FRAME WITH THREE DETECTOR MODULES HEAT-BELT

  9. Space Research Centre, Polish Academy of Sciences OUR HERITAGE • RF15-I X-ray spectrophotometer- Imager(Interball-Tail, 1995-2000) PI • RESIK Bragg Bent crystal spectrometer 3-6 Å(Coronas-F, 2001-2003) PI in collab. NRL, RAL, IZMIRAN • Diogeness Bragg scanning spectrometer(Coronas-F, 2001) PI • Solar Photometer in X-rays (SphinX)(Coronas-Foton, 2009) PI, in collab. U. Palermo, AI CAS • ChemiX(InterHelioProbe, in prep. 2018) PI, in collab. IZMIRAN

  10. Space Research Centre, Polish Academy of Sciences TWO BRAGG SPECTROMETERS CONSTRUCTED AT SRC WITH INTERNATIONAL COOPERATION Diogeness - flat scanning crystal spectrometer RESIK- bent crystal spectrometer

  11. Space Research Centre, Polish Academy of Sciences RESIK RESULTS • Absolute abundance of argon determined for the first time for the Sun using direct spectroscopic tools. Similar results for S, Cl, K (series of ApJ papers) New X-Ray emission lines and continuum emitted by active solar corona successfully measured for the first time in the wavelength range 3.3 – 6.1 Å.

  12. Space Research Centre, Polish Academy of Sciences SphinXSRC CONCEPT, DESIGN & MANUFACTURE Measures the X-ray emission of the Sun in the 0.8 – 15 keV band with: • Time resolution ~10 μ s • Sensitivity 100 x better than GOES (the standard for 30+ years) • Energy resolution 3x RHESSI (NASA) Principal aim: to record quiet-Sun level of emission

  13. Space Research Centre, Polish Academy of Sciences ChemiXSRC CONCEPT & DESIGN Basic Instrument parameters Mass: ~5 -6 kg Power consumption: ~10 W Size: 30cm x 30cm x 120cm Telemetry: up to 12 kB/s Specific instrument Characteristics Wavelength coverage: 1Å –7 Å, Qartz and Si Spectral resolution : better than 0.0005 Å Detectors: 3 CCD back illuminated & particle PIN Sensitivity: 1.5 –2 x RESIK, S/N: 10 xRESIK Collimators: multi-grid, slit, Electronics: FPGA based

  14. X-POL Solar X-ray Polarimeter Space Research Centre, Polish Academy of Sciences ul. Kopernika 11, Wroclaw , POLAND http://www.cbk.pan.wroc.pl/

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