Home Made SatCatcher
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Home Made SatCatcher
I decided I needed something to allow me to get closer in to the Satellites for imaging. So after a short while pondering, I stumbled into an idea.
Taking a short plank of word, I drilled it to take a 1/4" WW bolt. After removing this from my tube rings, the only one long enough, I dismantled a spare Velbon tripod head and attached both the rubber on top and the base underneath. Then having manually drilled two holes in a protractor I attached it to the side of the base, and hung some string with a brass radiator key on as a plumbline. The plumbline has been enhanced with the addition of a metal washer to aid the swing of the plumbline. A compass is attached to the back by dint of a few blobs of bluetack. Then using the Alt and Az info from Heavens Above, I'm able to zoom the camera into the spot.
Here's a pic.

I've used it several times now, the flares I already posted and a couple of the recent ISS passes.
Taking a short plank of word, I drilled it to take a 1/4" WW bolt. After removing this from my tube rings, the only one long enough, I dismantled a spare Velbon tripod head and attached both the rubber on top and the base underneath. Then having manually drilled two holes in a protractor I attached it to the side of the base, and hung some string with a brass radiator key on as a plumbline. The plumbline has been enhanced with the addition of a metal washer to aid the swing of the plumbline. A compass is attached to the back by dint of a few blobs of bluetack. Then using the Alt and Az info from Heavens Above, I'm able to zoom the camera into the spot.
Here's a pic.

I've used it several times now, the flares I already posted and a couple of the recent ISS passes.
John
Bushnell 7x35wa & Celestron 12x50 bins
Konus NexStar Vista-80sLT (ST80)
Konica Minolta Z2
http://johnsastroblog.blogspot.com/
Bushnell 7x35wa & Celestron 12x50 bins
Konus NexStar Vista-80sLT (ST80)
Konica Minolta Z2
http://johnsastroblog.blogspot.com/






