Comet (C/2013 A1) close shave with Mars

mkrnhr said:
Hi migras,
Are you going to use an infrared sensor behind a telescope to observe mars? Have you done any tests yet? It might be necessary in order to avoid any bad surprises on day D.
You need to have a telescope with electronic guidance and tracking.
there is no such
 
mkrnhr said:
Hi migras,
Are you going to use an infrared sensor behind a telescope to observe mars? Have you done any tests yet? It might be necessary in order to avoid any bad surprises on day D.
not observe the planet, the telescope is more suitable for the moon, the atmosphere is a serious obstacle to watch.
infrared sensor behind a telescope - not effective, cost $ 1,000 camera for $ 30 best shows
 
Alright. You may use your IR camera with the monocular on a mount (or tripod) and although your wavelengths are in the near-infrared (R I bands), you will be sensitive to atmospheric transmission (water vapour and air mass), your monocular transmission in the infrared and its optical quality (most objectives are optimized for visible wavelengths and their efficiency in the IR is not always documented, it has to be checked). You can try your setup on Mars a few days before the event and see if it works well.
 
Comet Siding Spring has finally begun to do interesting things. In the latest days of September it has shown a dramatic decline in magnitude (see the discontinuity in the purple squares), possibly bifurcating into a different discharge rate.
Siding_spring_Sep26_lc.png

There are still no new data for this month though.
 
mkrnhr said:
Comet Siding Spring has finally begun to do interesting things. In the latest days of September it has shown a dramatic decline in magnitude (see the discontinuity in the purple squares), possibly bifurcating into a different discharge rate.
Siding_spring_Sep26_lc.png

There are still no new data for this month though.

I'm really looking forward to "Siding Spring" close shave with Mars and what can be gathered from it, from the electrical perspective... Maybe we will see again puzzeled faces at NASA and Co, since something unespected, "strange" or "impossible" could very well happen.

I'm also looking forward to the landing of Rosetta on Comet "Tschuri" on 12 of november....
 
Pashalis said:
I'm really looking forward to "Siding Spring" close shave with Mars and what can be gathered from it, from the electrical perspective... Maybe we will see again puzzeled faces at NASA and Co, since something unespected, "strange" or "impossible" could very well happen.

I'm also looking forward to the landing of Rosetta on Comet "Tschuri" on 12 of november....

Indeed, remember all the fun it was with comet ISON last year. BTW, the light curve has been in updated and the drop in brightness is confirmed:

Siding_spring_Oct17_lc.jpg


At magnitude ~12 it is still possible to amateur astronomers to follow the event, even producing some nice astrophotography. What would be interesting to watch as well is the Sun's behaviour, as well as terrestrial phenomena (hurricanes, seismicity, etc.)
 
By the way, a live feed of Siding Springs approach to march tomorrow can be viewed here:
_http://www.space.com/19195-night-sky-planets-asteroids-webcasts.html

And a live feed on Siding Springs current position, how far away he is from Mars and other data, can be viewed here:
_http://www.livecometdata.com/comets/c2013-a1-siding-spring/
 
Thankyou all for your input. Yes Trendsetter37, very useful description helping me to visualize the interactions. Thanks for the Links, will get strait onto those. I'm sooo excited about this event and don't really know why. Premonition?? Maybe the start of the really interesting stuff to come. "The first drops of rain before the summer storm"? HeHe... NOT.. been drizzling for some time now..
 
Well known BPEarthWatch saw something :
_https://www.youtube.com/watch?v=Sx3WdyOihH8

or the previous one :
_https://www.youtube.com/watch?v=I1nRyDsDBQ8

No idea what to say bout, I prefer to read experts here :)
 
Suspicious Observers made a vid about this that's quite objective I think: http://www.youtube.com/watch?v=5E9SZce6pzM

Still, seems to me 50/50 that there was some sort of discharge. Hard to tell from current facts.
 
The Mechanic said:
Suspicious Observers made a vid about this that's quite objective I think: http://www.youtube.com/watch?v=5E9SZce6pzM

Still, seems to me 50/50 that there was some sort of discharge. Hard to tell from current facts.

The switching of video feed and commercial break sounds very interesting, and maybe they're hiding something. But could a ball of light that HUGE be created from one discharging comet?
 
Carl said:
The switching of video feed and commercial break sounds very interesting, and maybe they're hiding something. But could a ball of light that HUGE be created from one discharging comet?
Well, those cameras seem to produce a good deal of flaring and artifacts when they're receiving too much light, so perhaps it was a small discharge which a bright flash of light that produced a much bigger effect on camera than actually was there. But as said, there isn't much evidence.
 
Update from Suspicious0bservers:


https://youtu.be/8J297p-bVtE

Let's see how it develops, but as of now one could indeed speculate that something might have happened there, that NASA and Co are not so eager to share, because it might contradict their purely mechanical assumptions on how comets should behave.
 
Ah you beat me to it Pashalis :)

I think his conclusions are right. The pictures released so far bij Nasa etc are highly disappointing, and it is really suspicious that some live feeds were cut right about the time interesting things were showing up. Hopefully someone will release some better material, but I doubt that will happen.

Pashalis said:
Let's see how it develops, but as of now one could indeed speculate that something might have happened there, that NASA and Co are not so eager to share, because it might contradict their purely mechanical assumptions on how comets should behave.

If your speculation is correct that would be a cover up of massive proportions with so many telescopes, satellites and mars bound robots watching. The cut feeds weren't nasa's or esa's, so others have to be "in on it" as well. I don't rule it out though.

One would expect the Rosetta mission people to be very interested as well as electrical effects could really mess with their lander next month.
 
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