SatTrackCam Leiden (b)log

THE SECRET SPIES IN THE SKY - Imagery, Data Analysis, and Discussions relating to Military Space

SatTrackCam Leiden (Cospar 4353) is a satellite tracking station located at Leiden, the Netherlands. The tracking focus is on classified objects - i.e. "spy satellites". With a camera, accurate positional measurements on satellites of interest are obtained in order to determine their orbits. Orbital behaviour is analysed. This blog analyses Missile tests too.

Friday, 18 May 2012

PAN is on the move, and detection of an unknown object in near-GEO

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Last Wednesday evening (16 May) saw very clear skies. Combined with the absence of moonlight, an ideal situation to target geostationary obj...
Wednesday, 16 May 2012

Voice reception (radio) of Soyuz TMA-04M bringing crew 31 to the ISS

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On May 15 the Soyuz TMA-04M spacecraft was launched from Baikonur, bringing a fresh crew (crew 31) of Kosmonauts to the International Space...
Tuesday, 15 May 2012

IGS 1B on 12 and 13 May

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After a month of generally bad weather conditions, two clear evenings allowed to track IGS 1B (2003-009B) again, the malfunctioned Japanes...
Saturday, 5 May 2012

An update on IGS 1B - a spy satellite about to reenter this summer

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(updated reentry prediction at the end of this post) Last year I wrote extensively about the malfunctioned Japanese spy satellite IGS...
Thursday, 26 April 2012

April 20 Brazilian fireball was NOT the reentry of an Atlas Centaur r/b

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A beautiful, slow, long duration, fragmenting fireball was filmed from Brazil in the evening of April 20 (20 April near 20-21h UT). Movies c...
Friday, 6 April 2012

FIA Radar 2 (NROL-25) observed - with video

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On the night of April 3/4, the NRO launched NROL-25 , a new classified satellite. This satellite, FIA Radar 2 (USA 234) is the second of...
2 comments:
Thursday, 5 April 2012

OT: a multistation filmed meteor from 27 March - some results on the trajectory

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In the early morning of March 27, while waiting for a pass of ATV-3 , I accidentally filmed a nice meteor from Leiden. As it turned out, the...

The Nanosail UNID (10-062X) and Lacrosse 5 brightness variation

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When NASA's experimental solar sail Nanosail-D was launched by a Minotaur IV rocket in 2010, it was not the only object this launch ...
Wednesday, 28 March 2012

(video) A last view of ESA's ATV-3, with ISS, FIA Radar 1 and an old Russian Soyuz upper stage

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click image to enlarge This morning near 3:39 UTC (5:39 am local time), Europeans could witness the last visible pass of ESA's S...
1 comment:
Tuesday, 27 March 2012

Video: ATV 3 'Edouardo Amaldi', a meteor, and the ISS this morning

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This morning I was up early to capture the 3:29 UTC (5:29 am CEST) pass of ESA's space freighter ATV-3 "Edouardo Amaldi" ....
Saturday, 24 March 2012

Brightness variability of the NOSS 3-3 Centaur Upper Stage (with video)

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NOSS 3-3 is a pair of US Navy NOSS surveillance satellites launched early 2005. The Centaur upper stage of this NOSS 3-3 launch , NOSS 3-3r ...

Footage of ATV 3 passing in morning twilight of March 24

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The footage above shows the European cargoship ATV 3 'Edouardo Amaldi' as it passed over Leiden this morning near 4:54 UTC...
Friday, 23 March 2012

Video of Metop-A (06-044A) flaring brilliantly

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click images to enlarge Metop-A (06-044A) is the first operational satellite in a planned series of European meteorological (...

Newly launched ATV 3 cargoship in twilight

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This morning at 4:34 UTC, the European Space Agency ESA launched the third Automated Transfer Vehicle (ATV) cargoship, ATV 3 "Edouard...
Thursday, 22 March 2012

SAR Lupe 4 and USA 129 (pass footage)

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Like a few days ago , I used the WATEC 902H video camera  yesterday evening to film a pass of  USA 129. Near 19:41:30 UTC (21 March), the ...
Wednesday, 21 March 2012

Footage of a pass of the KH-12 Keyhole optical reconnaissance satellite USA 129

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Spring is a time when not only some birds appear out of their winter hiding, but some satellites emerge from winter darkness as well. Amo...
Friday, 16 March 2012

MiTEx 1, AEHF 1 and Prowler

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Weather conditions have not been too well lately. In the evening of March 14, I could do some imaging from Leiden, albeit under hazy skies. ...

André Kuipers talking from Space

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This morning near 11:14 local time (10:14 UTC), Dutch astronaut André Kuipers onboard the ISS had a radio talk with a school class in Belgi...
Friday, 24 February 2012

Space debris lands in Brazil village

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Through Carlos Bella on the satobs mailing list, news broke today that an object which almost certainly is space-debris crashed in the Braz...
Friday, 17 February 2012

Lacrosse 5

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For those arriving here through the link with Thierry's imaging of Lacrosse 5 on Spaceweather : a discussion of the Lacrosse 5 "dis...
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About the Author

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SatTrackCam Leiden
Dutch, 55, Lecturer in optical Space Situational Awareness at Delft University of Technology, Faculty of Aerospace Engineering, the Netherlands. Former stone age archaeologist (PhD). Also a meteoriticist and asteroid discoverer.
Asteroid (183294) Langbroek was named after me. In 2012, I received the Dr. J. van der Bilt Prize of the Royal Dutch Astronomy Association (KNVWS) for my work on meteors, asteroids and satellites.Opinions expressed on this blog are entirely my own, not those of my employer.
You can find me on Twitter via @Marco_Langbroek and at BlueSky as @marcolangbroek.bsky.social

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