APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

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APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by APOD Robot » Mon Dec 02, 2013 5:09 am

Image Comet Lovejoy Before Galaxy M63

Explanation: Comet Lovejoy was captured last week passing well in front of spiral galaxy M63. Discovered only three months ago and currently near its maximum brightness, Comet Lovejoy can be seen near the Big Dipper from dark northerly locations before dawn with the unaided eye. An unexpected rival to Comet ISON, C/2013 R1 (Lovejoy), pictured above, is currently sporting a large green coma and a beautifully textured ion tail. Comet Lovejoy is now headed back to the outer Solar System but should remain a good sight in binoculars for another few weeks. Conversely, spiral galaxy M63, lies far in the distance and is expected to remain stationary on the sky and hold its relative brightness for at least the next few million years.

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Ann » Mon Dec 02, 2013 5:37 am

The comet that lived - the Harry Potter comet! :D

Nice picture, too. :ssmile:

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by henryphoobar » Mon Dec 02, 2013 10:48 am

Yes indeed, Bootes and Hercules are ... good sites.

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by garyadels » Mon Dec 02, 2013 11:42 am

The Lovejoy post says, "should remain a good site in binoculars for another few weeks". Proper grammar is "good sight", as in seeing with one's eyes, not "good site" as in location.

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by neufer » Mon Dec 02, 2013 12:24 pm

garyadels wrote:
The Lovejoy post says, "should remain a good site in binoculars for another few weeks". Proper grammar is "good sight", as in seeing with one's eyes, not "good site" as in location.
Just an oversite, I'm sure.
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Beyond » Mon Dec 02, 2013 3:01 pm

Well, where ever it is, is the comets 'site' and you can't see it anywhere but there, at it's current site, so IF you can see it, it's a good 'site' to see. And it's a might better site than you'll get with comet ISON, which seems to have lost all site ability. :yes: :lol2:
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Chris Peterson » Mon Dec 02, 2013 3:05 pm

garyadels wrote:The Lovejoy post says, "should remain a good site in binoculars for another few weeks". Proper grammar is "good sight", as in seeing with one's eyes, not "good site" as in location.
Of course, if it's poorly sited it will be poorly sighted.
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by RJN » Mon Dec 02, 2013 3:55 pm

garyadels wrote:The Lovejoy post says, "should remain a good site in binoculars for another few weeks". Proper grammar is "good sight", as in seeing with one's eyes, not "good site" as in location.
Oops. My bad. Fixed it. Sorry. - RJN

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Beyond » Mon Dec 02, 2013 4:18 pm

Gee, i thought it was rather neat :!: :yes:
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Canadian Grandma » Mon Dec 02, 2013 4:19 pm

I've delighted in the 'site' 'sight' entries--but I do have a question. The word 'coma' as used here is new to me . Is it pronounced as in 'unconsiousness' or as in " , "?
Joyce

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Chris Peterson » Mon Dec 02, 2013 4:23 pm

Canadian Grandma wrote:I've delighted in the 'site' 'sight' entries--but I do have a question. The word 'coma' as used here is new to me . Is it pronounced as in 'unconsiousness' or as in " , "?
The former.
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by rstevenson » Mon Dec 02, 2013 4:45 pm

Interesting response, Chris. I pronounce the 'o' in comma and in unconsiousness the same way, with an 'aw' sound. Whereas I pronounce the 'o' in coma with the same 'oh' sound as in cone or home (whether or not it refers to gas and dust in space or to a state of unconciousness.)

This wouldn't be the first time I've not heard the differences in pronounciation between certain word pairs. For example, I pronounce Don and dawn the same. Many people don't. (I grew up having a combination eastern Ontario and northern New York state accent, now modified by decades living in Nova Scotia.)

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Last edited by rstevenson on Mon Dec 02, 2013 4:55 pm, edited 1 time in total.

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by geckzilla » Mon Dec 02, 2013 4:50 pm

I think you're misunderstanding, Rob. It wasn't about the 'o' in unconsciousness but rather the synonym for a state of unconsciousness known as a coma, which also happens to be a homonym of a comet's coma.
Just call me "geck" because "zilla" is like a last name.

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by rstevenson » Mon Dec 02, 2013 4:55 pm

geckzilla wrote:I think you're misunderstanding, Rob. It wasn't about the 'o' in unconsciousness but rather the synonym for a state of unconsciousness known as a coma, which also happens to be a homonym of a comet's coma.
I know what she was referring to. But she asked how it was pronounced.

Rob

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by geckzilla » Mon Dec 02, 2013 5:13 pm

Yes, she was asking how it was pronounced like the 'o' coma (unconsciousness) or comma (punctuation), not by the 'o' in the word unconsciousness versus the 'o' in comma.
Just call me "geck" because "zilla" is like a last name.

Canadian Grandma

Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Canadian Grandma » Mon Dec 02, 2013 5:27 pm

Thanks folks! My doubt over the pronunciation of 'coma' was because of the connection with 'comet'. And my elderly dictionary does not have this meaning of the word in it .The day is not wasted if I learn one new thing.
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by henrystar » Mon Dec 02, 2013 5:31 pm

Aha! I always suspected we were more interested in spelling and grammar than in science....now I know!

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Chris Peterson » Mon Dec 02, 2013 5:33 pm

Canadian Grandma wrote:Thanks folks! My doubt over the pronunciation of 'coma' was because of the connection with 'comet'. And my elderly dictionary does not have this meaning of the word in it .The day is not wasted if I learn one new thing.
The problem isn't the age of the dictionary. "Coma" in the sense of the head of a comet has been in use for hundreds of years. The problem is the quality of the dictionary. If it doesn't provide this common usage, I'd suggest you need a new one (or an app, or a web dictionary).
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Mactavish » Mon Dec 02, 2013 6:59 pm

Sheesh! (again)

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Beyond » Mon Dec 02, 2013 8:30 pm

Ok, one more time... Is it an 'ohm' sound, or an 'omm' sound. Like cohma, or like comma-->,<-- :?: :?:
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Chris Peterson » Mon Dec 02, 2013 8:36 pm

Beyond wrote:Ok, one more time... Is it an 'ohm' sound, or an 'omm' sound. Like cohma, or like comma-->,<-- :?: :?:
That depends on your accent.

It's the same sound as you use when you say "coma" in the sense of the medical condition. For most, but perhaps not all English speakers, that's a long "o" sound.
Chris

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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Beyond » Mon Dec 02, 2013 9:15 pm

Thanks! The 'medical condition' seems to fit ISON pretty good. It's like it's not there any more. :no:
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Anthony Barreiro » Mon Dec 02, 2013 10:01 pm

Coma, comma, let's call the whole thing off and go outside and look at Comet Lovejoy and its lovely coma! For the past few weeks Lovejoy has consistently been easily visible through binoculars before and during dawn even in my light polluted city. Through a four inch refractor yesterday morning, Lovejoy sported a big, bright, slightly greenish coma and a faint but obvious tail. This comet is truly lovely, and a great joy!

Many thanks to Damien Peach for another beautiful picture!
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by BDanielMayfield » Mon Dec 02, 2013 11:28 pm

Anthony Barreiro wrote:Coma, comma, let's call the whole thing off and go outside and look at Comet Lovejoy and its lovely coma! For the past few weeks Lovejoy has consistently been easily visible through binoculars before and during dawn even in my light polluted city. Through a four inch refractor yesterday morning, Lovejoy sported a big, bright, slightly greenish coma and a faint but obvious tail. This comet is truly lovely, and a great joy!

Many thanks to Damien Peach for another beautiful picture!
Well stated Anthony. I’d like to take a stab at seeing this comet tonight, but I find that the description of how to locate it to be rather vague. The explanation that it is “near the big dipper” covers much sky, and the linked to finder charts are rather course. Does anyone have a link to a finer finder chart for this period of Lovejoy’s maximum brightness?
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Re: APOD: Comet Lovejoy Before Galaxy M63 (2013 Dec 02)

Post by Nitpicker » Mon Dec 02, 2013 11:46 pm

BDanielMayfield wrote: Well stated Anthony. I’d like to take a stab at seeing this comet tonight, but I find that the description of how to locate it to be rather vague. The explanation that it is “near the big dipper” covers much sky, and the linked to finder charts are rather course. Does anyone have a link to a finer finder chart for this period of Lovejoy’s maximum brightness?
The first Comet Lovejoy link in the caption takes you here:
http://www.aerith.net/comet/catalog/2013R1/2013R1.html

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