2017年9⽉20⽇ 宇宙航空研究開発 ... - fanfun.jaxa.jp

1 DESTINY 2017 9 20 1 ( ) ( ) DESTINY+ DESTINY 2018 2022 OND123456789 OND123456789 OND123456789 OND123456789 OND123456789 OND1234567 MDRSRR SDR PDR CDR CDR RFP MTM TTM MTM PFM FY2021FY2022FY2016FY2017FY2018FY2019FY20 20 FM 2 3 EMO1 EMO2 EMO Engineering Mission Objective 2

2 DESNIY+ (1) 1 (2) ~2 (3) Phaethon (4) 2 Phaethon ( ~ ), (~ )(5) Phaethon , ( )(6) 2 ( ~ ), (~ )(7) (8)TBD 4(1) (2) (3) (4)Phaethon (5)Phaethon (6) DESTINY+ 5 SAPSAP 4 WET 480 kg PMU 60kg RCS 4 230km 49913km, 38 Phaethon 3 < 1 arc-min.

3 X GaN SSPA SAP / > 100W/kg @EOL Li-ion 42Ah 11 1 10 4 , 30krad t=3mm, Al mm ( 30mN)DESTINY+( 40mN) 100W/kg 2 6 G-SSS 7 Time h 860000 km -65 m 125000 km -55 m 105000 km -35 m 65400 km m 17000 km s 868 km 0 s 500 km deg. x +Z 40 ( ) -90 deg. x XYZDESTINY+ 8 DESTINY+ 10 11 (Love & Brownlee, 1993).

4 100 ). 100 2500 50 - 5 10 - ? Image: NASA (FOV:10um)DESTINY+ 12 NMM DESTINY+ 13 C StellaNavigator10/AstroArtsDESTINY+ 14 C)

5 DESTINY+ AU 15 Phaeton Phaeton Phaeton Phaeton (2005UD) IDP Phaethon DESTINY DESTINY DESTINY DDA DESTINY DDA DESTINY+ (DDA) Cassini Cosmic Dust Analyzer (CDA) 16 Cassini CDAE uropa clipper SUDADDACDADDA + + 10-15g to 10-9g10-16g to 10-6g 2 to 40 km/s (10%) 5 to 100 km/s (<10%) 28 45 N/A<10 m2 M/ M >20-50M/ M >150 2x10 15to 5x10 13C> 10 16C 17 18 DESTINY 1 Phaethon