Spin Period
20 Apr 2018 = 16.9 seconds (from averaged panel temperatures)
21 Apr 2018 = 18.3 seconds (from averaged panel temperatures)
22 Apr 2018 = 19.1 seconds (from averaged panel temperatures)
23 Apr 2018 = 20.3 seconds (from averaged panel temperatures)
24 Apr 2018 = 24.4 seconds (from averaged panel temperatures)
25 Apr 2018 = 28.7 seconds (from averaged panel temperatures)
26 Apr 2018 = 33.6 seconds (from averaged panel temperatures)
The spin period started to increase on or around the 21st April.
Commensurate with the increased spin period, AO-73 has developed a complex tumble.
Complex in the context that it is randomly “rotating” about all 3 axes.
73 de Colin VK5HI.