AOCS Requirements and Practical Limitations for High-Speed Communications on Small Satellites

Table 13

Worst and best case for SNR in downlink.

Situation	Worst case	Best case	Difference (dB)
(dBW)	−4.58	−4.58	0.00
(dBi)	−6.00	1.56	7.56
(dB)	157.33	136.24	21.09
(dB)	0.22	0.02	0.20
(dB)	0.37	0.02	0.35
(dB)	1.00	0.00	1.00
(dB)	−3.00	0.00	−3.00
(dBi)	18.95	18.95	0.00
(dB)	17.64	17.64	0.00
(dBW)	−135.91	−102.71	33.20
Noise temperature (dBK)	44.68	42.64	−2.04
Noise power (dBW)	−146.14	−148.18	−2.04
SNR (dB)	10.23	45.47	35.24