Simulation Analysis of Space Debris Observation Capability of Multi-Optoelectronic Equipment

Jingjing Hu; Shaoming Hu; Jing Liu; Xu Chen; Junju Du

doi:10.3788/AOS202040.1504002

Journals >Acta Optica Sinica >Volume 40 >Issue 15 >Page 1504002 > Article

Acta Optica Sinica
Vol. 40, Issue 15, 1504002 (2020)

Simulation Analysis of Space Debris Observation Capability of Multi-Optoelectronic Equipment

Jingjing Hu^1、**, Shaoming Hu^1、*, Jing Liu², Xu Chen¹, and Junju Du¹

Author Affiliations

¹Shandong Key Laboratory of Optical Astronomy and Solar-Terrestrial Environment, Institute of Space Sciences, Shandong University, Weihai, Shandong 264209, China

²Space Debris Monitoring and Application Center of China National Space Administration, National Astronomical Observatories, CAS, Beijing 100101, China

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DOI: 10.3788/AOS202040.1504002 Cite this Article Set citation alerts

Jingjing Hu, Shaoming Hu, Jing Liu, Xu Chen, Junju Du. Simulation Analysis of Space Debris Observation Capability of Multi-Optoelectronic Equipment[J]. Acta Optica Sinica, 2020, 40(15): 1504002 Copy Citation Text

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Fig. 1. Schematic of detection process of evaluation model for combined detection capability of multiple optoelectronic equipment

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Telescope parameter					CCD parameter
Aperture /cm	FOV /[(°)×(°)]	Single pixel FOV /(″)	Transmittance	Metering aperture /pixel	k_dark /(electron·s^-1·pixel^-1)	K_rdout /electron	Quantum efficiency	Detection threshold
15	12×12	12.38	0.7	3	0.15	3.7	0.7	5
28	6×6	6.99	0.7	5	0.15	3.7	0.7	5

Table 1. Setting of telescope parameters and CCD parameters

Exposure time /s	Albedo	Band range /nm	Duration /h
1.0	0.2	380--780	12

Table 2. Setting of simulation basic parameters

Mode	Single-elevation-area scanning		Multi-elevation-area scanning
Arrangement	6×1	3×2	6×1	3×2
Number of arcs	8513	8967	6092	6087
Number of pieces	1486	1526	1298	1349
Total detection time /s	286089.2	286288.2	201545.6	196110.4

Table 3. Detection results of 15 cm aperture telescope combination on July 1, 2019

Mode	Single-elevation-area scanning		Multi-elevation-area scanning
Arrangement	6×1	3×2	6×1	3×2
Number of arcs	8481	10277	7945	7878
Number of pieces	1219	1342	1209	1303
Total detection time /s	280906.6	320303.8	254221.1	246617.4

Table 4. Detection results of 15 cm aperture telescope combination on December 1, 2019

Mode	Single-elevation-area scanning		Multi-elevation-area scanning
Arrangement	6×1	3×2	6×1	3×2
Number of arcs	6181	7378	5915	5853
Number of pieces	1273	1463	1281	1400
Total detection time /s	204944.8	230270.5	187841.9	182389.1

Table 5. Detection results of 15 cm aperture telescope combination on December 5, 2019

Mode	Single-elevation-area scanning		Multi-elevation-area scanning
Arrangement	4×1	2×2	4×1	2×2
Number of arcs	1809	1761	993	1153
Number of pieces	487	506	409	486
Total detection time /s	59184.1	57289.3	33166.0	38617.6

Table 6. Detection results of 28 cm aperture telescope combination under different scanning methods and different arrangements

Mode	Single-elevation-area scanning		Multi-elevation-area scanning
Arrangement	1×1	2×2	1×1	2×2
Aperture /cm	15	28	15	28
Number of arcs	1658	1761	1102	1153
Number of pieces	494	506	469	486
Total detection time /s	54139.3	57289.3	37087.6	38617.6

Table 7. Detection results of combination of telescopes with different apertures in same field of view

Height /km	Limiting size(15 cm) /m	Limiting size (28 cm) /m
2000	0.08	0.06
20000	0.77	0.56
36000	1.38	1.00

Table 8. Limiting size of debris detectable at different orbital heights by telescopes of different diameters

Jingjing Hu, Shaoming Hu, Jing Liu, Xu Chen, Junju Du. Simulation Analysis of Space Debris Observation Capability of Multi-Optoelectronic Equipment[J]. Acta Optica Sinica, 2020, 40(15): 1504002

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