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Observe An Interstellar Visitor!

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#1 Sleep Deprived

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Posted 11 September 2019 - 01:55 PM

All you freaks out there (just kidding - only love for the Big Boys!) with large, well-figured chunks of glass looking for a unique experience might want to read this:

 

https://www.skyandte...eaded-our-way/ 

 

They are saying this is at magnitude 18, and it should reach perihelion next July, with its hyperbolic orbit.  The article also says, "if these results hold up", concerning the orbital parameters, dates, etc, so take all of this with a grain of salt.  So for all of you that missed putting eyes on Oumuamua, THIS IS YOUR CHANCE!!!!


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#2 Dan Crowson

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Posted 11 September 2019 - 03:54 PM

Looks like that latest is:

March 20, 2018
Earth 12.923 AU
Sun 12.625 AU
V = 23.76

March 20, 2019
Earth 5.954 AU
Sun 5.805 AU
V = 20.39

December 29, 2019 <-- closest approach to Earth
Earth 1.860 AU
Sun 1.975 AU
V = 15.53

Mar 20, 2020
Earth 2.435 AU
Sun 2.892 AU
V = 16.94

Mar 20, 2021
Earth 9.496 AU
Sun 9.564 AU
V = 22.49

Mar 20,2022
Earth 16.349 AU
Sun 16.343 AU
V = 24.83

Mar 20,2023
Earth 23.082 AU
Sun 23.043 AU
V = 26.33

 

(MPML list - Marshall)

 

MPEC 2019-R106 : COMET C/2019 Q4 (Borisov) - https://minorplanetc...K19/K19RA6.html

 

Dan


Edited by Dan Crowson, 11 September 2019 - 04:07 PM.


#3 Rich (RLTYS)

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Posted 12 September 2019 - 06:53 AM

It was just recently imaged at the Slooh Remote Observatory on the Canary Islands.



#4 goodricke1

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Posted 14 September 2019 - 07:39 AM

The first spectrum of the comet reveals that its composition is similar to that of Solar System comets -

 

http://www.iac.es/di...id=1610&lang=en


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