Tom,
I have seen this effect several times before. In
fact, if you can believe it, I sometimes look forward
to slight cirrus overcast when a bright Iridium is
coming up to see this effect. And yes, the action
seems to have the sweep in the opposite direction to
the satellite motion.
- Jeff Umbarger
--- Tom Wagner <sciteach@mchsi.com> wrote:
> I just saw a -8 Iridium flare at an elevation of 59
> degrees toward the ENE.
> It occurred through a high thin narrow cloud. About
> two seconds before the
> maximum brightness I swear I saw its light sweep
> across the cloud. I cannot
> say for certain which direction the light was moving
> but I think it was
> going in the opposite direction of the moving
> satellite, which was moving
> southward.
>
> Is it possible I saw the light sweep across the
> cloud before it "swept" by
> me on the ground?
>
> Tom Iowa USA
> Latitude: 42.473513 42 deg 28' 25"
> Longitude: -92.360413 92 deg 21' 37"
> Meters above sea level: 274
> 6/15/04
> Time zone: USA Central Daylight Time, GMT -5
> Local Time: 22:05:06
> Object altitude: 59 degrees Direction ENE of
> travel: South
>
>
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