• Spectroscopy and Spectral Analysis
  • Vol. 42, Issue 1, 203 (2022)
Schematic diagram of stellar occultation
Fig. 1. Schematic diagram of stellar occultation
The transmission of Alp Gru star in 20~40 km in June 1, 2003 by GOMOS
Fig. 2. The transmission of Alp Gru star in 20~40 km in June 1, 2003 by GOMOS
Schematic diagram of onion-peeling inversion method
Fig. 3. Schematic diagram of onion-peeling inversion method
The comparison of the inversed ozone densities above 50 km
Fig. 4. The comparison of the inversed ozone densities above 50 km
The comparison of the inversed ozone densities below 50 km
Fig. 5. The comparison of the inversed ozone densities below 50 km
性质/模块参数
尺寸, 功耗, 传输速度175 kg, 200 W, 226 kbit·s-1
望远镜30 cm×20 cm
指向系统追踪恒星100 Hz; 稳定性优于40微弧
覆盖角度方位角-10°~90°, 仰角62°~68°
目标恒星视星等m=-1.4~5, 温度T=3 000~30 000 K
紫外-可见光光谱仪波段248~690 nm, 分辨率0.8 nm, 采样率2 Hz
红外光谱仪波段750~776和916~956 nm, 分辨率0.13 nm, 采样率2 Hz
光度计蓝色: 470~520 nm, 红色: 650~700 nm, 采样率1 kHz
Table 1. The Primary parameter of GOMOS
事件号事件文件编号开始时间/UTC结束时间/UTC光照情况目标恒星测量层数
17 94620:48:1420:49:12夜间9Alp CMa115
27 28815:46:2315:47:22夜间9Alp CMa117
3735710:44:3810:45:28夜间9Alp CMa101
Table 2. The situation of inversed occultation events