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Post Info TOPIC: Asteroid (234) Barbara
Blobrana


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RE: Asteroid (234) Barbara
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Ephemeris

11 Aug 2012      -11°36'10.0845   21   8 45
12 Aug 2012      -11°55'30.7778   21   0  1
13 Aug 2012      -12°14'56.7157   20  51 16
14 Aug 2012      -12°34'26.5695   20  42 30
15 Aug 2012      -12°53'58.9948   20  33 46
16 Aug 2012      -13°13'32.6360   20  25  5
17 Aug 2012      -13°33' 6.1304   20  16 29
18 Aug 2012      -13°52'38.1148   20   7 58
19 Aug 2012      -14°12' 7.2327   19  59 35
20 Aug 2012      -14°31'32.1433   19  51 20
21 Aug 2012      -14°50'51.5315   19  43 17
22 Aug 2012      -15°10' 4.1180   19  35 25
23 Aug 2012      -15°29' 8.6677   19  27 47
24 Aug 2012      -15°48' 3.9951   19  20 23
25 Aug 2012      -16° 6'48.9672   19  13 16
26 Aug 2012      -16°25'22.5028   19   6 25
27 Aug 2012      -16°43'43.5712   18  59 54
28 Aug 2012      -17° 1'51.1886   18  53 42
29 Aug 2012      -17°19'44.4165   18  47 50
30 Aug 2012      -17°37'22.3594   18  42 20
31 Aug 2012      -17°54'44.1648   18  37 13


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Blobrana


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Asteroid (234) Barbara is at Opposition on the 11th August, 2012

Magnitude: 10.1
Distance to Earth: 0.809 AU
Distance to Sun center: 1.821 AU



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Blobrana


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20091121_Asteroid (234) Barbara


Asteroidal occultation of (234) Barbara on Nov 21, 2009. The video clip shows a double occultation. Results are not definitive if Barbara is binary, but results do show her to be oddly shaped.


-- Edited by Blobrana on Saturday 12th of December 2009 02:13:05 AM

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Blobrana


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The lightcurve of the occultation by asteroid Barbara confirms that the asteroid is a binary.

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Blobrana


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The 44 km wide asteroid (234) Barbara (magnitude 13.1) will occult the magnitude 7.5 star HD 53203 in the constellation Monoceros, at 03:24 UT, 21st November, 2009.
The star should dim by 5.6 magnitudes for about 8 seconds.
The event is visible from Mexico, Florida, Atlantic,  Europe and northern Russia
The asteroid was shown to be a binary by the VLTI in February 2009.

Position (2000): RA 07 04 19.5947, Dec +04 01 26.184

Google earth file (7kb, kmz)


-- Edited by Blobrana on Friday 20th of November 2009 03:55:16 PM

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