Table 1. System major requirement

Item	Requirement
Mission orbit	600 km SSO (TBC)
Lifetime	At least 6 months
Test items	1. Rendezvous test (Long range → Close range → Final approach)2. Proximity operation test3. Target identification test4. Target pose estimation test5. Docking & un-docking test6. Drag device deployment test (for target only)7. De-orbit test (for chaser)
Weight & size	12 kg (max) and 6 U for chaser and target
Power	Chaser: > 18.61 WTarget: >15.4 W
ADCS	3 axis attitude control for chaer and targetPointing knowledge : Chaser 0.007 deg. (1σ) Target 1 deg. (1σ)Pointing accuracy : Chaser 0.007 deg. (1σ) Target 1.5 deg. (1σ)
Link margine	UHF: Down 6.9 dB, Up 24.7 dBS-band: Down 5.1 dB