August 17, 2009 Hiei, I.Suzuki, D.Suzuki IR_NHK observation Fe10747+10797 slit width 400 micron Singlet no filter f=15 lambda=257.1 1.S->E-Limb Stokes Q observation fixed slit 2000ms x 600 fe10747_2s_600_1.nhk fe10747_2s_600_2.nhk fe10747_2s_600_3.nhk 2.NW->N-Limb Stokes Q observation fixed slit 2000ms x 600 fe10747_2s_600_4.nhk fe10747_2s_600_5.nhk 2000ms x 600 I+Q,I-Q fe1_000.nhk flat1.nhk ND20+25+70 diffuser in fe2_000.nhk fe3_000.nhk 3.NE-Limb (above a prominence) 2000ms x 600 I+Q,I-Q fe4_000.nhk flat2.nhk ND20+25+70 diffuser out dark1.nhk