Study 000343:

ACRONYM: ral_he_int_2slit

Objective: Predict Helium intensities in the solar atmosphere

Study summary:
Slit/slot: 2" slit
No of pointing positions: 29 (scanning)
Total spatial width: 60"
Pixels in solar-y: 256
Exposure time: 20 seconds
Cadence: 11m 51s
Compression: DPCM
Data rate: 23.1480 kbits/s
Data volume: 16.5 MBits

Emission lines
184.29	O VI (72 pixel window, wavelength range 183.49 - 185.07,
              includes Fe X 184.54)
186.88	Fe XII (40 pixel window, wavelength range 186.43 - 187.30,
                includes Fe VIII 186.6) 
193.28	O V (56 pixel window, wavelength range 192.65 - 193.88,
             includes Fe XI 192.83 and Fe XII 193.51)
256.32	He II (32 pixel window)
262.98	Fe XVI (32 pixel window)
275.55	Si VII (48 pixel window, wavelength range 275.02 - 276.06,
                includes Si VII 275.35)
280.02	O IV	(48 pixel window, wavelength range 279.49 - 280.35,
                 including O IV 279.63 and O IV 279.93)

Target:

Target 1: Active Region on disk
Traget 2: Quiet Sun preferably near disk centre

Warning:
None