View Full Version here: : Space Station
psyche101
21-05-2008, 12:48 PM
It would seem theNorthern Hemisphere is privy to an exciting opportunity
http://space.newscientist.com/article/dn13949-sunlit-space-station-to-put-on-marathon-sky-show.html?feedId=online-news_rss20
This seems an interesting opportunity. Is it possible to see much detail with a telescope, or would this look like a star?
Has anybody much experience with earth satellites? Is it possile to view any with any detail? I realise any detail would be minimal I was just wondering if it is clear enough to determine from natural bodies?
I have also read some people set up to watch meteor showers, is this possible? If so, would the view last more than milliseconds?
AstralTraveller
21-05-2008, 03:18 PM
As the article says, passes of the ISS are fairly common and there is a web site that gives details but I don't have the link handy. I believe trying to point a telescope at such a fast moving object would be too difficult, however binoculars are quite useful. I've seen clear detail with a pair of 8x40s. The solar panels were quite distinct. I don't know about the amount of detail you can see in other spacecraft - I've never tried.
Meteor showers can be visible over a period of days to weeks, depending on the width of the debris 'cloud'. Of course each individual meteor is only visible for a second or so. The things to consider include: the rate of meteors, normally given as the zenith hourly rate (ZHR) which is the number an observer under dark skies would see if the radiant was at the zenith (straight overhead); where the radiant is (could be overhead, could be below the horizon); and how dark your skies are. Observing tends to involve sitting in a comfy chair and looking in the direction you expect to see the meteors. If you get into it you can actually collect useful information for the science community.
madtuna
21-05-2008, 05:18 PM
Hi Psyche.... click on the "links" on the left and click on "Heavens Above"
It will give you the ISS aswell as other satelite passes for your given area aswell as the Irridium flares
Matty P
21-05-2008, 07:35 PM
Hi Psyche,
I have observed the ISS through my 8" SCT during quite a bright passing. I managed to observe the solar panels and the main structure.
The only downside was that it was over in less than a second.
Screwdriverone
22-05-2008, 05:06 PM
Hi Psyche,
I saw the ISS the other night passing over at dusk from SSW to NNE and it was brighter than every star out at the time and VERY steady light. The time I watched it for was about 30-40 seconds from just south of Sydney to well off the coast of Newcastle by the time it faded into the twilight.
I stood there transfixed staring at the sky wondering if it really was the ISS, realised it was and forgot that my 11x70 binos and scope were about 2m away inside the closed garage door DOH!!:doh:
Oh well, next time.
If you see a "satellite" trailing across the sky that is as bright or brighter than Sirius, bam, ISS.
Cheers
Chris
Chrissyo
22-05-2008, 10:25 PM
Hi psyche101,
During an ISS pass last December I made a comparison image of the relative sizes of the ISS and Saturn through my telescope. So you can get a general idea of what kind of magnification you can use to get some detail. See the attached image below. It's not my best image of the ISS, but it serves its purpose well.
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