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Fig. 2 | Earth, Planets and Space

Fig. 2

From: Tiangong-1’s accelerated self-spin before reentry

Fig. 2

Example of SLR data of Tiangong-1 on January 18, 2018, at UTC 11.1 h. The abscissa is the second of day, and the ordinate is the relative distance from the large CCR to the small CCR. The gray data are measured from the large CCR with background noise. The red marks the signals from the small CCR

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