Tuesday, 26 June 2018

Capturing a pass of the X-37B OTV-5, and imaging an ISS transit over the Sun

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click to enlarge Yesterday evening was very clear, and the moon low in the south no real hindrance. I observed a very fine pass of the ...
Thursday, 21 June 2018

OT: The brilliant "Pinkpop" fireball of 16 June 2018 (UPDATED)

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In early evening twilight of 16 June 2018 , around 21:11 UT (23:11 local time), a brilliant fireball at least as bright as the full m...
Thursday, 24 May 2018

Orbital ATK's Cygnus AO-9 cargoship chasing the ISS

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click to enlarge click to enlarge The two images above show Orbital ATK's Cygnus AO-9 cargoshi  chasing the International Spa...
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Monday, 23 April 2018

Pinpointing the OTV 5 orbital manoeuvre on 19 April 2018

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click map to enlarge As related in a previous post , the X-37B robottic space plane OTV 5 made an orbital manoeuvre on the 19th, lower...
Sunday, 22 April 2018

OTV 5 or Zuma? A brief explanation why this object is OTV 5 and not Zuma

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click image to enlarge The image above shows the US Air Force's "secret" X-37B space plane OTV 5 ascending in the wester...
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Saturday, 21 April 2018

Imaging the X-37B Space Plane OTV 5 post-manoeuvre

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click image to enlarge The image above shows the secretive X-37B Space Plane OTV 5 , a robottic mini space shuttle flown by the US Air ...
Sunday, 15 April 2018

X-37B OTV-5 mission located on orbit

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OTV-5 , The fifth mission of the US Air Force' X-37B   robottic mini-shuttle, was launched from Cape Canaveral on 7 September 2017 o...
Monday, 2 April 2018

Updated Tiangong-1 reentry forecasts (updated April 2)

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[post last updated April 2, 3:00 UT, 3:45 UT, 16:50 UT and 21:30 UT] Final orbit and reentry position of Tiangong-1 (click map to enla...
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