Table 1. The specifications of Nuri-SATs. “Min Sphere” means the smallest sphere surrounding a satellite and is used to calculate the prob-ability of collision. The calculation assumes symmetry around geometric center

# Obj name Norad ID Dimension (mm) Diameter of min sphere (mm) Mission duration (year) Primary mission 추력기 보유 유무 GPS
1, 2, 3 SNIPE-1/2/4 (도요샛) 56743 (A) 56744 (B) 56745 (C) 6U 300×200×100 374 1 우주날씨 관측 편대 유지용 있음
4 KSAT3U 56746 (D) 3U 300×100×100 331 1 지표면 편광 측정 없음 없음
5 LUMIR-T1 56747 (E) 6U 300×200×100 374 0.5 우주 방사능 측정 없음 없음
6 JAC 56748 (F) 3U 300×100×100 331 0.5 자세제어 시스템 검증 없음 없음
7 NEXTSAT-2 (차세대 소형위성 2호) 56749 (G) 5,023×1,340×820 (태양전지 전개 후) 5,262 2 SAR 지구관측 있음 있음
8 3단로켓 56750 (H) N/A N/A N/A 위성수송 N/A N/A
9 KOMPSAT5 (아리랑5호) 39227 3,700×2,600×9,100 10,161 5 SAR 지구관측 있음 있음
Apogees/perigees: 550/540 km for Nuri-SATs; 548/507 km for the rocket body; 561/559 km for KOMPSAT-5. SAR, synthetic aperture radar.