Comet Section        

 
 

ALPO Comet Section

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Important Links

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NEW: Comet Highlights for September 2017
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Submit Visual Comet Magnitude Estimates
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Submit Comet Images and Drawings to the ALPO Image Archive
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ALPO Comet Section Image Gallery (2700+ images of 310+ comets)
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ALPO Comet Section Magnitude Database
for Currently Observable Comets
for Past Comets (post-2000)
for Past Comets (1995-1999)
for Past Comets (pre-1995)
for Past Periodic Comets
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Observable Bright Comets

 Valid for 2017 Sep 1                  Current Stats                Closest to Sun     Closest to Earth
Comet Name                  Mag Constellation Elong    r   delta       Date       q        Date     delta
C/2017 O1 (ASASSN)           9  Taurus         103M   1.62  1.06    2017-Oct-14  1.51   2017-Oct-17  0.72
C/2015 V2 (Johnson)         10  Lupus           81E   1.96  1.85    2017-Jun-12  1.64   2017-Jun-05  0.81
71P/Clark                   13  Corona Austr   111E   1.70  1.05    2017-Jun-30  1.59   2017-Jun-11  0.59
C/2015 ER61 (PANSTARRS)     11  Taurus          97M   2.05  1.67    2017-May-09  1.04   2017-Apr-19  1.18
217P/LINEAR                 12  Orion           64M   1.37  1.48    2017-Jul-16  1.24   2017-Jul-17  1.43
29P/Schwassmann-Wachmann 1  11  Aquarius       158E   5.82  4.88    2019-Mar-07  5.77   2017-Aug-11  4.81
213P/Van Ness               13  Sagittarius    123E   1.99  1.25    2017-Sep-24  1.98   2017-Jul-18  1.05
C/2015 O1 (PANSTARRS)       13  Hercules        81E   4.02  4.06    2018-Feb-18  3.73   2018-Apr-05  3.23
C/2015 VL62 (Lem-Yeung-PAN) 13  Aquarius       152E   2.72  1.79    2017-Aug-28  2.72   2017-Aug-21  1.74
145P/Shoemaker-Levy         13  Taurus          90M   1.90  1.62    2017-Aug-31  1.90   2017-Nov-26  1.12
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Latest Bright Comet Pictures

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Coordinator
Carl W. Hergenrother
carl.hergenrother (at) alpo-astronomy.org

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Assistant Coordinator
Gary W. Kronk
132 Jessica Drive
St. Jacob, ILĀ  62281-1246
gkronk (at) gmail.com

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Header montage images/drawings include (clockwise from upper left) C/1995 O1 (Hale-Bopp) by Cecil Post on 1997 Apr 11, rotational gradiant processed image of C/2012 X1 (LINEAR) in outburst by Gianluca Masi on 2013 Oct 25, drawing of C/1987 P1 (Bradfield) by Edwin Faughn on 1987 Nov 21, 209P/LINEAR by Gianluca Masi on 2014 May 26, C/1996 B2 (Hyakutake) by Adrian New on 1996 Mar 25, drawing of C/1965 S1 (Ikeya-Seki) by David Meisel on 1965 Nov 1, and C/2006 P1 (McNaught) by John Melka on 2007 Jan 10. All images/drawings can be found in the ALPO Comet Section Image Gallery.

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