Predicting Spacecraft Telemetry Data by Using Grey–Markov Model with Sliding Window and Particle Swarm Optimization

Table 2

Comparison of telemetry data and predicted data by PGMSW model.

Time (min)	Temperature (°C)	PGMSW model	Time (min)	Temperature (°C)	PGMSW model	Time (min)	Temperature (°C)	PGMSW model
3	15.166	15.166	63	14.291	14.499	123	9.765	9.809
6	14.416	14.416	66	14.499	14.437	126	9.346	9.281
9	13.754	13.754	69	14.686	14.651	129	10.145	8.938
12	13.138	13.138	72	14.811	14.891	132	10.746	9.359
15	12.586	12.586	75	14.978	14.918	135	11.895	12.195
18	12.037	12.072	78	15.229	15.124	138	12.606	12.835
21	11.511	11.527	81	15.313	15.578	141	13.425	13.481
24	11.027	10.995	84	15.670	15.424	144	13.898	13.872
27	10.585	10.571	87	15.860	15.921	147	14.167	14.334
30	10.065	10.179	90	15.881	16.159	150	14.291	14.322
33	9.645	9.553	93	15.397	15.901	153	14.499	14.362
36	9.287	9.215	96	14.644	15.101	156	14.686	14.657
39	10.305	8.994	99	13.960	13.960	159	14.811	14.923
42	11.289	10.750	102	13.343	13.117	162	14.978	14.918
45	11.997	11.182	105	12.749	12.781	165	15.229	15.124
48	12.831	12.646	108	12.220	12.205	168	15.313	15.578
51	13.261	13.402	111	11.673	11.711	171	15.670	15.424
54	13.486	13.607	114	11.168	11.165	174	15.860	15.921
57	13.816	13.603	117	10.706	10.668	177	15.881	16.158
60	14.126	14.072	120	10.245	10.279	180	15.397	15.901