Re: Strange-red-light-spotted-in-sky-in-northern-china

From: michel tournay via Seesat-l <seesat-l_at_satobs.org>
Date: Sat, 26 Dec 2020 17:58:51 +0000 (UTC)
Here’s another one,,,pretty much the same
Daytime Dynamo Mission Scrubbed July 3; Next Attempt July 4 
  
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Daytime Dynamo Mission Scrubbed July 3; Next Attempt July 4
 
The launch of two sounding rockets from the Wallops Flight Facility was scrubbed on Wednesday, July 3 due to poor weather in the area. The next attempt for these two rockets will be Thursday, July 4, with a window of 9:30-11:30 a.m.
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Michel


Sent from Yahoo Mail for iPad


On Saturday, December 26, 2020, 10:45 AM, Björn Gimle via Seesat-l <seesat-l_at_satobs.org> wrote:

This Smithsonian posting from 2017 describes a purple-red barium release :
https://www.smithsonianmag.com/smart-news/nasa-will-make-colorful-clouds-near-sunset-tonight-180963652/
Other postings say "red barium" is a barium-strontium combo.
--------------------------------------------------------
Björn Gimle, COSPAR 5919
59.2617 N, 18.6169 E, 51 m
Satellite observation formats described:
http://www.satobs.org/position/IODformat.html
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Den fre 25 dec. 2020 kl 19:06 skrev skywayinc--- via Seesat-l <
seesat-l_at_satobs.org>:

>
>
>
>
> In a message dated 12/25/2020 12:04:17 PM Eastern Standard Time,
> seesat-l_at_satobs.org writes:
>
>
> Not saying that IT IS... but it has a remarkable resemblance with a barium
> cloud from a sounding rocket, launched with the purpose of carrying
> Ionospheric experiments.
>
> -----------------
> But a Barium ion cloud would appear to glow a blue-green color; this
> particular
> ion cloud appears to glow a pinkish-red.  This cloud reminds me of a
> high-altitude experiment that was launched from Wallops Island, VA during
> the dawn hours of April 3rd, 1981.  Three clouds were released.  One was
> barium which emitted a faint blue-green glow, but the other two were
> brighter and glowed with a pinkish-red color and were composed of lithium
> and strontium.  According to Dr. James Heppner of the Goddard Space Flight
> Center, all three elements were being tested "for future experiments,
> including some to be done from the Space Shuttle."
>
> More details . . . and images . . . can be found in Sky & Telescope,
> August 1981 (Vol. 62, No. 2), pages 175-176.
>
> -- joe rao
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> http://mailman.satobs.org/mailman/listinfo/seesat-l
>
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Received on Sat Dec 26 2020 - 11:59:59 UTC

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