基于多个稳定目标的吉林一号光谱02卫星多光谱成像仪的在轨绝对辐射定标

杨松,黄帅,白杨,贾益,巴倩倩,田世强,钟兴

On-orbit Absolute Radiometric Calibration for the Multi-Spectral Imager of Jilin-1/GP02 based on Multiple Stable Targets

Song YANG,Shuai HUANG,Yang BAI,Yi JIA,Qianqian BA,Shiqiang TIAN,Xing ZHONG

表3 各场地的成像几何参数和大气参数

Table 3 The acquisition geometry parameter and atmospheric parameters

场地名称	成像日期	观测天顶角 /°	550 nm 气溶胶光学厚度	水汽含量 /cm	臭氧密度 /多布森	MODIS数据与光谱02 成像间隔/min
Algeria3	2021-10-24	59	0.200	1.916	271	76
Algeria3	2021-10-25	82	0.105	1.376	264	32
Algeria3	2021-10-07	62	0.237	2.059	262	38
Algeria3	2021-10-08	82	0.052	1.585	259	89
Algeria5	2021-10-31	70	0.050	1.592	247	70
Algeria5	2021-10-05	62	0.264	1.138	253	27
Libya1	2021-10-01	61	0.210	1.891	268	95
Libya1	2021-10-10	73	0.088	1.101	256	95
Libya1	2021-10-28	75	0.563	1.894	-	95
Libya4	2021-10-14	79	0.373	2.019	260	80
Libya4	2021-10-22	78	0.534	2.377	256	64
Libya4	2021-10-05	80	0.226	1.78	258	21
Mali	2021-10-22	71	0.548	1.844	25	61
Mali	2021-10-04	77	0.478	1.609	239	67
Mauritania1	2021-10-11	78	0.284	1.268	235	54
Mauritania1	2021-10-20	80	0.180	1.52	258	54
Mauritania2	2021-10-02	64	0.165	1.39	251	55
Niger2	2021-10-27	80	0.442	1.3	263	38
Niger2	2021-10-09	66	0.204	0.782	259	43
Sonora	2021-10-07	65	0.067	3.044	293	99
Sudan1	2021-10-24	70	0.333	1.502	246	70
Sudan1	2021-10-25	74	0.329	1.852	0.262	69