Saturday, 15 October 2005

Failed - trail too faint (Lacrosse 4)

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Saturday, October 15, 2005, 20:49:24 Just tried to image a pass of Lacrosse 4. The almost full moon was already up, and it was slightly hazy...
Tuesday, 11 October 2005

Clear sky and fine Lacrosse trail

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Clear skies again at last! Yesterday and today the sky was bright blue. Yesterday evening I managed to get two fine pictures of Lacrosse 4 (...
Saturday, 8 October 2005

Foggy skies and Lacrosses

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Saturday, October 08, 2005, 00:46:14 LT After many days of bad weather, I tried to capture a spy bird again. Earlier this evening I obtained...
Saturday, 1 October 2005

Bad weather

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We have bad weather here for over a week now. That is not unusual in this time of the year. Expect the next 3-4 months to see only sporadic ...
Monday, 19 September 2005

Blue skies and USA 129 again

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Monday, September 19, 2005, 23:24:36 LT Just an hour ago, captured what now is becoming an old friend: USA 129 (96-072A, #24680, a "Key...

Update

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Monday, September 19, 2005, 11:26:35 LT Quick update to my last post: * The context of other observations on USA 129 suggests that the de...

Astrometry fiesta

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Last night was an astrometry fiesta. I captured Lacrosse 3 (97-064A, #25017) during its 19:40 UTC pass, crossing Delphinus. Following this I...
Sunday, 18 September 2005

No observing opportunities

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Last week for various reasons saw no observing opportunities. Either weather was bad, or I had other things to do. This is a bad season any...
Tuesday, 13 September 2005

Delta t deviation

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It appears that my delta T values again come out some ~0.3s "early" relative to other stations. As this was not the case for my Au...

USA 129, but no aurora

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Monday, September 12, 2005, 23:59:46 LT An aurora warning was out, as the geomagnetic activity was very high due to a series of X-class flar...
Sunday, 11 September 2005

Accuracy problem with deltaT

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I posted a number of accuracy test lately. But now some results have appeared that deviate. It concerns the data on 96-072A (USA 129) of the...
Friday, 9 September 2005

Flare of USA 129 Keyhole satellite

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Yesterday evening I captured this image of the American Keyhole imaging satellite USA 129 (96-072A, #24680) starting to flare brightly nea...
Monday, 5 September 2005

Another bright flare of Lacrosse 4 - imaged this time!

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2005-09-05, 23:40 LT During its deep twilight pass of 19:14 UTC (21:14 local time) Lacrosse 4 (00-047A, # 26473) showed a bright Iridium-lik...

Insomnia, Lacrosse 4 and a failed attempt for Lacrosse 5rk

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Last night I could not get into sleep, even though I tried hard. I hope this is not a return of the insomnia that plagued me for months, unt...

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Here is one of the two images of ISS I shot yesterday. It is moving below Lyra into Cygnus here. The bright star in the top is Wega (alpha L...

Encouraging accurracy test using ISS

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I've been doing some accuracy tests lately to check on the accuracy of my experimental photographic camera setup, as I am always strivin...
Sunday, 4 September 2005

Update

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Earlier today I wrote: "Some 10-15 minutes before Lacrosse 4 I saw a nive bright sat of about magnitude -1 to -2 low in the sky descend...
Saturday, 3 September 2005

Flare of Lacrosse 4 (00-047A)

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Targeted Lacrosse 4 (00-047A, #26473) again this evening. Observing conditions were poor, the skies were hazy. Some 10-15 minutes before Lac...
Thursday, 1 September 2005

A Keyhole and ENVISAT, and NEA's

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Thursday, September 01, 2005, 17:09:02 LT Worked last night (31 Aug) with the camera in the new colour/contrast setting. Images come out mor...
Wednesday, 31 August 2005

Another accuracy test

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Another test of accuracy: the plots show my positions for Lacrosse 4 (00-047A, #26473) obtained last night, along with positions obtained by...