Re: Possible Drone (Out of topic)

From: Alain Figer via Seesat-l <seesat-l_at_satobs.org>
Date: Fri, 10 Aug 2018 09:27:21 +0200
 I can find at times a drone track on my photos of the starry sky  taken in
the southern Alps.
See for example such images at :

https://www.flickr.com/photos/29415930_at_N04/23094748190/
https://www.flickr.com/groups/1983844_at_N22/discuss/72157650984842359/
72157664210977812
https://www.flickr.com/groups/satellites_artificiels/discuss/72157650984842359/72157692863831490

Alain Figer
44.57° N ; 6.68° E ; 1850m a.s.l.


2018-08-10 8:58 GMT+02:00 José Luis Ruiz via Seesat-l <seesat-l_at_satobs.org>:

> Yesterday night I could see an object that at first rose with enough
> angular velocity and emitted green light to the left and red to the right,
> but not at the same time, as in the airplanes, but first green and then
> red, in addition they were ignited to different speeds, according to the
> speed (if it moved fast they were ignited fast and if it moved slow they
> were ignited with slowness).
> I suppose a toy drone at 300-500 meters could do something similar.
> When it reached the top, it practically stopped (see link photo), and after
> the photo, it quickly went off (I guess I scared it with the flash or it
> was a coincidence)
> http://nova.astrometry.net/user_images/2242642#annotated
> 20180809224218 (UTC+2)
> 3602 36.839ºN, 2.4498º W, 31 m, Almería (Spain)
> --
> José Luis Ruiz Gómez
> _______________________________________________
> Seesat-l mailing list
> http://mailman.satobs.org/mailman/listinfo/seesat-l
>
_______________________________________________
Seesat-l mailing list
http://mailman.satobs.org/mailman/listinfo/seesat-l
Received on Fri Aug 10 2018 - 02:27:51 UTC

This archive was generated by hypermail 2.3.0 : Fri Aug 10 2018 - 07:27:51 UTC