Hello Bernhard and all, I confirmed the brightness increases of C/2010 G2 by using RAS Observatory. The coma appeared very condensed and starlike. I agree that...
16698
Bernd Häusler
stargazer_fr...
Sep 1, 2010 11:17 am
Hello Hidetaka and all, thanks for confirmation. Here you find the image of last night and an animation (6 x 10min.): ...
16699
Artyom Novichonok
artnovich
Sep 1, 2010 8:03 pm
Hello all! My estimation for C/2010 B1 on images taken today by L. Elenin: C/2010 B1 (Cardinal) 2010 Sep. 1.46 UT: m1=14.6, Dia.=0.3, Tail.=1.2' 46-cm...
16700
Alan Hale
ahale15
Sep 6, 2010 5:01 pm
Dear Artyom, and all, I obviously waited until the moon had cleared the morning sky. The seeing wasn't very good this morning, and the comet was located fairly...
16701
Juan Jose' Gonza&...
jjgsgp
Sep 6, 2010 6:30 pm
Dear Artyom, Alan and all, Now the weather is poor in the Cantabrian Mountains, but I've tried yesterday for C/2009 B1 under good seeing. Despite some...
Sorry for the typo ( I was working on another paper )....
16703
iferrinv
Sep 10, 2010 6:37 pm
Hi all: Just in case somebody is not aware, comet 103P/Hartley 2 is going to have a very close approach to Earth next October 21st, at only 0.12 AU. This is ...
16704
Michal Drahus
traktorc360
Sep 11, 2010 11:22 pm
... You're most probably wrong about this. See Meech et al. (2009, BAAS 41, 1029) and Knight et al. (2010, IAU Circ. 9163). Both teams claim 16.6 hr. Michal...
16705
Alan Hale
ahale15
Sep 13, 2010 4:22 am
Comet Catalina C/2009 Y1 Another one of the faint, nondescript long-period comets that appear on my tally from time to time with some regularity. After an...
16706
ligustri rolando
astroligu2002
Sep 13, 2010 5:20 pm
;-))) best regards Rolando http://picasaweb.google.it/astroligu/CometeDiRolandoLigustriCASTItalia#5515665378238184114 ...
16707
Bernd Häusler
stargazer_fr...
Sep 13, 2010 7:25 pm
Dear friends, enclosed you find the small size version. For the visual friends on Comets ML as information. The small size animation 2.4 MB on: ...
16708
kaos@...
sigfridkaos
Sep 13, 2010 7:40 pm
Hello Bernhard, it's really beautiful animation! Thanks for sharing. Clear skies! Jakub Cerny, Czech Republic...
16709
Mike Begbie
mjbcomets
Sep 15, 2010 8:09 pm
Hi all I notice that P/103 Hartley 2 is missing from the lists for most of the "down-loadable files for popular planetarium software" on the harvard edu site....
16710
Charles Bell
charbell...
Sep 16, 2010 2:18 am
Its all on the new site: http://www.minorplanetcenter.org/iau/Ephemerides/SoftwareEls.html ________________________________ From: Mike Begbie...
16711
kammerer_a
Sep 17, 2010 7:29 am
Hi all, I have updated my analysis of the currently brighter comets. You can find it at the URL http://kometen.fg-vds.de/aktause.htm Regards, Andreas...
16712
Seiichi Yoshida
seiichi_yosh...
Sep 18, 2010 5:38 am
Dear colleagues, Does anyone know about Comet 1916 III (Perrine) ? In the old days, it was pointed out to be a possible periodic comet, with a period of 16...
16713
Seiichi Yoshida
seiichi_yosh...
Sep 18, 2010 5:51 am
Dear colleagues, Cedric Bemer kindly informed me that C/1884 A1 (Ross) may return in the near future. The period is about 64 years. Cedric pointed out that it...
16714
Maik Meyer
maiki666
Sep 18, 2010 6:04 am
Hello Seiichi, ... The positions obtained by A. E. Glancy and C. D. Perrine covered only a time span of 1916 May 5.05-5.09. To derive a period from this arc is...
16715
Maik Meyer
maiki666
Sep 18, 2010 6:16 am
Hello Seiichi, ... it should be noted that this orbit by E. Moravi in 1910 is based on five Normal places based on an arc of only six weeks! Marsden and...
16716
Seiichi Yoshida
seiichi_yosh...
Sep 18, 2010 7:24 am
Dear Maik Meyer, Thank you very much for your information about 1916 III (Perrine) and C/1884 A1 (Ross). On 1916 III (Perrine), I was surprised to hear that...
16717
Dave Herald
dave_herald
Sep 18, 2010 7:28 am
The original report of this object, and the initial orbit determination, can be read in two sequential papers at: ...
16718
andre@...
astrowulff
Sep 18, 2010 7:30 am
Hello collegues, on Seiichis homepage this comet is listed for awaiting first observation. I tried to find it several times the last two weeks using a remote...
16719
kaos@...
sigfridkaos
Sep 18, 2010 9:16 am
Hello, did anyone observed C/2009 R1 (McNaught) after perihelion passage? I am unable to find any observation of this comet. Eiter visual or CCD photometry...
16720
jbortle@...
cnj999
Sep 18, 2010 12:17 pm
Considering that observers over the last generation have had the opportunity to view two very close Earth-approaching comets and to fully appreciate their...
16721
Alan Hale
ahale15
Sep 18, 2010 4:21 pm
Dear Andre, and all, Comet 97P was clearly undergoing a significant outburst at the time of its discovery in 1991 by Howard Brewington (and independently by...
16722
Alan Hale
ahale15
Sep 18, 2010 4:23 pm
Dear Jakub, and all, ... I sent out my "Countdown" announcement about his comet a few days ago; I've successfully observed it at m1 ~14.0 on two nights. ...
16723
Bob King
cometlynx
Sep 18, 2010 4:30 pm
Hi Alan, Just wanted to thank you for posting your observation of C/2009 Y1. I caught it just before putting my scope away, went back outside and found it!...
16724
Toni Scarmato
toniscarmato...
Sep 19, 2010 9:11 am
Dear all, I updated the Home Page devoted to 103/P hatley 2. New images and a plot with the measure of Afrho parameter. ...
16725
Paul Camilleri
paulcamilleri71
Sep 19, 2010 11:27 am
Hi all, I have a very simple web page with recent images from my observations of Comets & Minor planets. I will improve and update the web site slowly as I get...
16726
Artyom Novichonok
artnovich
Sep 19, 2010 8:59 pm
Hello all! We (I and D. Chestnov, S. Korotkiy, V. Gerke) observed comet C/2007 N3 (Lulin) on CCD-images taken September 17.95 remotely from TAU station of...
