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GRS System II longitude now 89 degrees



 
 
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  #1  
Old January 28th 04, 10:56 PM
Brian Tung
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Default GRS System II longitude now 89 degrees

Maybe this is old news to many of you, but for those of you who didn't
know, it's a change to set on your applicable astronomy software. It
had been 84 degrees for some time. (Ref: John McAnally, ALPO)

Brian Tung
The Astronomy Corner at http://astro.isi.edu/
Unofficial C5+ Home Page at http://astro.isi.edu/c5plus/
The PleiadAtlas Home Page at http://astro.isi.edu/pleiadatlas/
My Own Personal FAQ (SAA) at http://astro.isi.edu/reference/faq.txt
  #2  
Old January 29th 04, 01:29 PM
Shawn Grant
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Default GRS System II longitude now 89 degrees

Why is it the Great Red Spot is called System II? Why change a good name?
What is it a bunch of geeks got together at a glasses thickness convention
and said you know the Great Red Spot is not geeky enough lets give it a new
name so we can appear smarter then the rest. Lets see what name should we
call it that will make us appear smarter and more superior then the masses?
One geek pipes in I know what to call it. We should call it the mega Jupiter
storm. Others said no that's to descriptive we won't appear smart if the
name is descriptive. Another pipes in and suggest the big ass salmon colored
oval. No damn it! That is still to descriptive. A third geek speaks up and
this one has glasses that are 5 inches thick and says we will call it system
II. The rest of the geeks were silent for a moment as they contemplated the
name and then the whole convention erupted in cheers and they all agree to
the name. It isn't very descriptive, you have to be in the hobby of amateur
astronomy for at least 10 years before you know what it is and it gives the
geeks the illusion of being smart.

No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


  #3  
Old January 29th 04, 01:29 PM
Shawn Grant
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

Why is it the Great Red Spot is called System II? Why change a good name?
What is it a bunch of geeks got together at a glasses thickness convention
and said you know the Great Red Spot is not geeky enough lets give it a new
name so we can appear smarter then the rest. Lets see what name should we
call it that will make us appear smarter and more superior then the masses?
One geek pipes in I know what to call it. We should call it the mega Jupiter
storm. Others said no that's to descriptive we won't appear smart if the
name is descriptive. Another pipes in and suggest the big ass salmon colored
oval. No damn it! That is still to descriptive. A third geek speaks up and
this one has glasses that are 5 inches thick and says we will call it system
II. The rest of the geeks were silent for a moment as they contemplated the
name and then the whole convention erupted in cheers and they all agree to
the name. It isn't very descriptive, you have to be in the hobby of amateur
astronomy for at least 10 years before you know what it is and it gives the
geeks the illusion of being smart.

No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


  #4  
Old January 29th 04, 01:29 PM
Shawn Grant
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

Why is it the Great Red Spot is called System II? Why change a good name?
What is it a bunch of geeks got together at a glasses thickness convention
and said you know the Great Red Spot is not geeky enough lets give it a new
name so we can appear smarter then the rest. Lets see what name should we
call it that will make us appear smarter and more superior then the masses?
One geek pipes in I know what to call it. We should call it the mega Jupiter
storm. Others said no that's to descriptive we won't appear smart if the
name is descriptive. Another pipes in and suggest the big ass salmon colored
oval. No damn it! That is still to descriptive. A third geek speaks up and
this one has glasses that are 5 inches thick and says we will call it system
II. The rest of the geeks were silent for a moment as they contemplated the
name and then the whole convention erupted in cheers and they all agree to
the name. It isn't very descriptive, you have to be in the hobby of amateur
astronomy for at least 10 years before you know what it is and it gives the
geeks the illusion of being smart.

No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


  #5  
Old January 29th 04, 03:37 PM
Brian Tung
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Posts: n/a
Default GRS System II longitude now 89 degrees

Heh.

In the unlikely event anyone took Shawn's rant seriously, Jupiter's
cloud systems are divided into zones based on the time it takes for
them to rotate around the planet. Roughly speaking, the equatorial
zone is called System I; the temperate zones are called System II;
and the polar zones are called System III. The GRS just happens to
be on the northern edge of System II in the southern hemisphere.

Systems I and II (the ones interesting to amateurs) have periods that
differ by 5 minutes. That may not seem like much, but it results in
shear speeds at the boundary of hundreds of kilometers per second.
Anyway, it means that you can't maintain a consistent system of
longitude over the entirety of Jupiter--hence the Systems.

Brian Tung
The Astronomy Corner at http://astro.isi.edu/
Unofficial C5+ Home Page at http://astro.isi.edu/c5plus/
The PleiadAtlas Home Page at http://astro.isi.edu/pleiadatlas/
My Own Personal FAQ (SAA) at http://astro.isi.edu/reference/faq.txt
  #6  
Old January 29th 04, 03:37 PM
Brian Tung
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

Heh.

In the unlikely event anyone took Shawn's rant seriously, Jupiter's
cloud systems are divided into zones based on the time it takes for
them to rotate around the planet. Roughly speaking, the equatorial
zone is called System I; the temperate zones are called System II;
and the polar zones are called System III. The GRS just happens to
be on the northern edge of System II in the southern hemisphere.

Systems I and II (the ones interesting to amateurs) have periods that
differ by 5 minutes. That may not seem like much, but it results in
shear speeds at the boundary of hundreds of kilometers per second.
Anyway, it means that you can't maintain a consistent system of
longitude over the entirety of Jupiter--hence the Systems.

Brian Tung
The Astronomy Corner at http://astro.isi.edu/
Unofficial C5+ Home Page at http://astro.isi.edu/c5plus/
The PleiadAtlas Home Page at http://astro.isi.edu/pleiadatlas/
My Own Personal FAQ (SAA) at http://astro.isi.edu/reference/faq.txt
  #7  
Old January 29th 04, 03:37 PM
Brian Tung
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

Heh.

In the unlikely event anyone took Shawn's rant seriously, Jupiter's
cloud systems are divided into zones based on the time it takes for
them to rotate around the planet. Roughly speaking, the equatorial
zone is called System I; the temperate zones are called System II;
and the polar zones are called System III. The GRS just happens to
be on the northern edge of System II in the southern hemisphere.

Systems I and II (the ones interesting to amateurs) have periods that
differ by 5 minutes. That may not seem like much, but it results in
shear speeds at the boundary of hundreds of kilometers per second.
Anyway, it means that you can't maintain a consistent system of
longitude over the entirety of Jupiter--hence the Systems.

Brian Tung
The Astronomy Corner at http://astro.isi.edu/
Unofficial C5+ Home Page at http://astro.isi.edu/c5plus/
The PleiadAtlas Home Page at http://astro.isi.edu/pleiadatlas/
My Own Personal FAQ (SAA) at http://astro.isi.edu/reference/faq.txt
  #8  
Old January 29th 04, 06:25 PM
Jack Walker
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

"Shawn Grant" wrote in message ...
No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


Um, I wouldn't worry about people thinking you were smart if I were you. ;^)

But I'm not you thank goodness.
  #9  
Old January 29th 04, 06:25 PM
Jack Walker
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

"Shawn Grant" wrote in message ...
No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


Um, I wouldn't worry about people thinking you were smart if I were you. ;^)

But I'm not you thank goodness.
  #10  
Old January 29th 04, 06:25 PM
Jack Walker
external usenet poster
 
Posts: n/a
Default GRS System II longitude now 89 degrees

"Shawn Grant" wrote in message ...
No thanks it is the Great Red Spot to me. I won't use the term System II. I
want people to know what I am saying instead of thinking I am smart and
above them by jabbering crap they can't understand.

Plain talk
Shawn


Um, I wouldn't worry about people thinking you were smart if I were you. ;^)

But I'm not you thank goodness.
 




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