Comets at the Tuomi Observatory

Comets at the Tuomi Observatory

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Pictures taken with a Canon Rebel 350D & 700D digital cameras, enhanced with Paint Shop Pro

Comets 1997 to 2005

Comet Hale-Bopp Comet C/1995 O1 (Hale-Bopp)
March 26, 1997, with 35mm film camera

Comet Ikeya Zhang Comet C/2002 C1 (Ikeya-Zhang)
next to the Andromeda galaxy
March 20, 2002, with 35mm camera, 400 film, 100 mm F/3.4 lens, 5 minute exposure piggybacked

C2004F4 Comet C/2004 F4 (Bradfield)
April 26, 2004, 35mm camera, film
55 mm F/1.8 lens, 2 min exposure


 C2004Q2 Comet C/2004 Q2 (Machholz)
December 12, 2004
49 power 200mm Newtonian
15 sec F/2.8 ISO 400 afocal Canon A75

Comets in 2006

Comet73P Comet 73P/Schwassmann-Wachmann C-component passing the Ring Nebula
98 power 200mm Newtonian
May 8, 2006 afocal Canon A75
2x15 sec F/2.8 ISO 400



 Comet73P Comet 73P/Schwassmann-Wachmann B-component
98 power 200mm Newtonian
May 11, 2006 afocal Canon A75
39x15 sec F/2.8 ISO 4005



Comet Pojmanski Comet C/2006 A1 (Pojmanski)
March 28, 2006
98 power 200mm Newtonian
39x15 sec F/2.8 ISO 400 afocal Canon A75

Comet SWAN Comet C/2006 M4 (SWAN)
October 5, 2006
49 power 200mm Newtonian
39x15 sec F/2.8 ISO 400 afocal Canon A75

Comet Faye Comet 4P/Faye
October 24, 2006
98 power 200mm Newtonian
35 sec F/2.8 ISO 400 afocal Canon A75
Cropped

See also Sep 14, 2021


Comets in 2007

Comet McNaught Comet C/2006 P1 (McNaught)

January 8-12, 2007


Comet Lovejoy Comet C/2007 E2 (Lovejoy)
April 16, 2007
24x30 sec ISO 1600
F/6 200mm Newtonian


Comet LINEAR Comet C/2006 VZ13 (LINEAR)
July 14, 2007
41x30 sec ISO 1600
F/6 200mm Newtonian


 Comet LONEOS Comet C/2007 F1 (LONEOS)
October 21, 2007
20x30 sec ISO 1600
F/6 200mm Newtonian


Comet Holmes Comet 17P/Holmes
November 18, 2007

October 24, 2007 - March 26, 2008

Comet Tuttle Comet 8P/Tuttle
December 29, 2007
22x30 sec ISO 1600
F/6 200mm Newtonian
with galaxy M33
December 30, 2007
400 sec ISO 1600
F/5 80mm Refractor


Comets in 2008

46P Comet 46P/Wirtanen
Feb 24, 2008
6x30sec ISO 1600
F/6 200mm Newtonian

See also Dec 6, 2018
20x60 sec ISO 6400

C/2007 W1 Comet C/2007 W1 (Boattini)
August 1, 2008
7x120 sec ISO 1600
F/6 200mm Newtonian
6P Comet 6P/d'Arrest
Aug 1, 2008
F/5 300mm Newtonian
3x30sec ISO 1600
Cropped

C/2008 J1 Comet C/2008 J1 (Boattini)
July 27, 2008
F/5 300mm Newtonian
20x30sec ISO 1600
Cropped

C/2008 A1 Comet C/2008 A1 (McNaught)
Nov 23, 2008
F/5 300mm Newtonian
5x2 min ISO 1600
Cropped

Comets in 2009

Lulin Comet C/2007 N3 (Lulin)
February 25, 2009
5 min ISO 1600
80mm Refractor

passing Regulus, Feb 28

Comet 144P Comet 144P/Kushida
 Jan 25, 2009
F/5 300mm Newtonian
2x2 min ISO 1600


C/2006 W3 Comet C/2006 W3 (Christensen)
Aug 28, 2009
4x2 min ISO 1600
F/5 300mm Newtonian
Cropped 1/3

C/2006 OF2 Comet C/2006 OF2 (Broughton)
Jan 27, 2009
F/5 300mm Newtonian
5x2 min ISO 1600
Cropped 1/2

C/2008 T2 Comet C/2008 T2 (Cardinal)
Jan 27, 2009
F/5 300mm Newtonian
6x2 min ISO 1600
Cropped 1/4

22P Comet 22P/Kopff
Aug 29, 2009
F/5 300mm Newtonian
8x2 min ISO 1600
Cropped

217P/LINEAR Comet 217P (LINEAR)
October 17, 2009, outburst
8 x 2 min ISO 1600
F/5 300mm Newtonian
C/2007 Q3 Comet C/2007 Q3 (Siding Spring)
December 26, 2009
7 x 2 min ISO 1600
F/5 300mm Newtonian

81P Comet 81P/Wild
December 26, 2009
8 x 2 min ISO 1600
F/5 300mm Newtonian
See also
February 13, 2010
April 16, 2010

Comets in 2010

88P Comet 88P/Howell
Jan 14, 2010
F/5 300mm Newtonian
2 min ISO 1600
Cropped
See also
November 4, 2020

Comet 157P Comet 157P/Triton
Jan 14, 2010
F/5 300mm Newtonian
4x2 min ISO 1600
Cropped

Comet 118P Comet 118P/Shoemaker-Levy
Jan 14, 2010
F/5 300mm Newtonian
4x2 min ISO 1600
Cropped

Comet C/2009 O2 Comet C/2009 O2 Catalina
Mar 14, 2010
F/5 300mm Newtonian
2 min ISO 1600
Cropped

Comet C/2009 K5 Comet C/2009 K5 (McNaught)
April 11, 2010
2 min ISO 1600
F/5 300mm Newtonian


 Comet 10P Comet 10P/Tempel
July 9, 2010
F/5 300mm Newtonian
13x60sec ISO 1600
Cropped

also in 2015

Comet C/2009 R1 Comet C/2009 R1 (McNaught)
June 9, 2010
8x2 min ISO 1600
F/5 300mm Newtonian

Comet C/2009 R1 Comet C/2009 R1 (McNaught)
June 14, 2010
3x1 min ISO 1600
F/5 80mm Refractor



Comet 103P Comet 103P/Hartley 2
October 18, 2010
2 min ISO 1600
F/5 300mm Newtonian
Next to Pacman nebula NGC 281 Oct 2
Next to double cluster NGC 869/884 Oct 8

Comet C/2010 V1 Comet C/2010 V1 (Ikeya-Murakami)
November 11, 2010
3x2 min ISO 1600
F/5 300mm Newtonian


Comets in 2011

C2009 P1 Comet C/2009 P1 (Garradd)

July 29 - February 3, 2012

Comets in 2012

C/2011 F1 Comet C/2011 F1 (LINEAR)
Aug 12, 2012
120sec ISO 1600
F/5 300mm Newtonian
Cropped

Comet 185P Comet 185P/Petriew
Aug 16, 2012
2x120sec ISO 1600
F/5 300mm Newtonian
Cropped

also in 2018

186P Comet 168P/Hergenrother
October 20, 2012
F/5 300mm Newtonian
15x60sec ISO 1600
Cropped half

C/2012 K5 Comet C/2012 K5 (LINEAR)
December 20, 2012
F/5 300mm Newtonian
21x60sec ISO 1600
Cropped half

Comets in 2013

273P Comet 273P/Pons-Gambart
Feb 11, 2013
10x60sec ISO 1600
F/5 300mm Newtonian
Cropped

C/2010 S1 Comet C/2010 S1 (LINEAR)
Sept 2, 2013
10sec ISO 1600
F/5 300mm Newtonian
cropped

C/2011 L4 Comet C/2011 L4 (PANSTARRS)

March 13 - July 8 2013


 C/2012 F6 Comet C/2012 F6 (Lemmon)
July 8, 2013
20x60sec ISO 1600
F/5 300mm Newtonian


154P/Brewington Comet 154P/Brewington
Oct 30, 2013
17x60sec ISO 1600
F/5 300mm Newtonian
Cropped 1/2

C/2012 S1 Comet C/2012 S1 (ISON)
Nov 12, 2013
19x60sec ISO 1600
F/5 300mm Newtonian


2P/Encke Comet 2P/Encke
Nov 12, 2013
15x60sec ISO 1600
F/5 300mm Newtonian
Cropped

also in 2003, 2016 & 2023

C/2012 X1 Comet C/2012 X1 (LINEAR)
Feb 10, 2014
10x120sec ISO 1600
F/5 300mm Newtonian


C/2013 R1 Comet C/2013 R1 (Lovejoy)

November 7, 2013 to January 9, 2014

C/2013 V3 Comet C/2013 V3 (Nevski)
Nov 12, 2013
15x60sec ISO 1600
F/5 300mm Newtonian


Comets in 2014

C/2012 K1 Comet C/2012 K1 (PANSTARRS)
May 7, 2014
22x60sec ISo 1600
Cropped 1/2 F/5 300mm Newtonian


 C/2013 UQ4 Comet C/2013 UQ4 (Catalina)
July 3, 2014
15x60sec ISO 1600
F/5 300mm Newtonian
\Cropped 1/2

C/2014 E2 Comet C/2014 E2 (Jacques)
Aug 19, 2014
20x60sec ISO 1600
F/5 300mm Newtonian


 C/2013 V5 Comet C/2013 V5 (Oukaimeden)
Aug 27, 2014
15x60sec ISO 1600
F/5 300mm Newtonian


C/2014 Q3 Comet C/2014 Q3 (Borisov)
Dec 20, 2014
4x120sec ISO 1600
F/5 300mm Newtonian
cropped

C/2014 Q2 Comet C/2014 Q2 (Lovejoy) next to globular cluster M79

Dec 29, 2014

Dec 21, 2014 - July 15, 2015

Comets in 2015

15P Comet 15P/Finlay

Jan 18, 2015
11x60sec ISO 1600
F/5 300mm Newtonian
cropped

C/2015 F4 Comet C/2015 F4 (Jacques)
July 15, 2015
120sec ISO 3200
F/5 300mm Newtonian
Cropped

C/2014 S2 Comet C/2014 S2 (PANSTARRS)
November 22, 2015
19x60sec ISO 3200
F/5 300mm Newtonian


 C/2013 X1 Comet C/2013 X1 (PANSTARRS)
January 3, 2016
18x60sec ISO 3200
F/5 300mm Newtonian


67P Comet 67P/Churyumov-Gerisimenko
October 15, 2015
14x60sec ISO 3200 cropped 1/2
F/5 300mm Newtonian

See also Feb 7, 2022
20x60 sec ISO 6400

19P Comet 19P/Borrelly
October 15, 2015
16x60sec ISO 3200 cropped 1/2
F/5 300mm Newtonian

See also Feb. 2, 2022
20x60sec ISO 6400

C/2014 W2 Comet C/2014 W2 (PANSTARRS)
January 3, 2016
19x60sec ISO 3200
F/5 300mm Newtonian
Cropped

C/2013 US10 Comet C/2013 US10 (Catalina)
December 17, 2015
39x30sec F/5 ISO 6400
80mm Refractor
Cropped half
With M101 Jan. 17, 2016

C/2015 F3 Comet C/2015 F3 (SWAN)
April 20, 2015
15x120sec ISO 1600
F/5 300mm Newtonian
Cropped 1/4

Comets in 2016

252P Comet 252P/LINEAR
April 2, 2016
7x120sec F/5 ISO 1600
80mm Refractor


 9P Comet 9P/Tempel
April 29, 2016
10x60sec ISO 3200
F/5 300mm Newtonian
Cropped 1/4
C/2016 U1 Comet C/2016 U1 (NEOWISE)
December 28, 2016
18x60sec ISO 3200
F/5 300mm Newtonian


 45P Comet 45P/Honda-Mrkos-Pajdusakova
December 31, 2016
6x30sec ISO 3200
F/5 300mm Newtonian
Cropped half

Comets in 2017

C/2015 V2 Comet C/2015 V2 (Johnson)
May 29, 2017
24x60sec ISO 3200
F/5 300mm Newtonian


 41P Comet 41P/Tuttle-Giacobini-Kresak
April 17, 2017
16x60sec ISO 3200
F/5 300mm Newtonian

March 26, 80mm 10x120sec

C/2017 E4 Comet C/2017 E4 (Lovejoy)
April 5, 2017
7x60sec ISO 3200
F/5 300mm Newtonian


 C/2015 ER61 Comet C/2015 ER61 (PANSTARRS)
April 5, 2017
4x60sec ISO 3200
F/5 300mm Newtonian


C/2017 O1 Comet C/2017 O1 (ASASSN)
September 25, 2017
19x60sec ISO 3200
F/5 300mm Newtonian


 C/2016 R2 Comet C/2016 R2 (PANSTARRS)
January 17, 2018
24x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

62P Comet 62P/Tsuchinshan
December 19, 2017
32x30sec ISO 3200
F/5 300mm Newtonian
Cropped half

24P Comet 24P/Schaumasse
December 19, 2017
17x60sec ISO 3200
F/5 300mm Newtonian
Cropped half

Comets in 2018

C/2017 T1 Comet C/2017 T1 (PANSTARRS)
January 17, 2018
2x60sec ISO 3200
F/5 300mm Newtonian
Cropped half

C/2016 N6 Comet C/2016 N6 (PANSTARRS)
April 4, 2018
14x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

C/2015 O1 Comet C/2015 O1 (PANSTARRS)
April 4, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

C/2016 M1 Comet C/2016 M1 (PANSTARRS)
May 9, 2018
15x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

74P Comet 74P/Smirnova-Chernykh & galaxy M66
May 5, 2018
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

21P Comet 21P/Giacobini-Zinner
August 14, 2018
3x60sec ISO 3200
F/5 300mm Newtonian
Passing M37 Sep 10 5x60sec F/5.6 ISO 1600 300mm lens, cropped

37P Comet 37P/Forbes
July 13, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

48P Comet 48P/Johnson
July 14, 2018
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

C/2017 S3 Comet C2017 S3 (PANSTARRS)
July 16, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

C/2018 N1 Comet C/2018 N1 (NEOWISE)
July 23, 2018
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

29P Comet 29P/Schwassmann-Wachmann
Oct 4, 2018
14x60sec ISO 5000
F/5 300mm Newtonian
Cropped 1/4
See also October 31, 2021


 C/2017 M4 C/2017 M4 (ATLAS)
Oct 4, 2018
15x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

78P Comet 78P/Gehrels
Oct 4, 2018
17x60sec ISO 5000
F/5 300mm Newtonian
Cropped 1/4

64P Comet 64P/Swift-Gehrels
Nov 4, 2018
5x120sec ISO 6400
F/5 300mm Newtonian


38P Comet 38P/Stephan-Oterma beside planetary nebula NGC 2392
Nov 9, 2018
11x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

C/2018 V1 Comet C/2018 V1 (Machholz-Fujikawa-Iwamoto)
Nov 20, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

C/2018 L2 Comet C/2018 L2 (ATLAS)
Nov 28, 2018
14x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

46P Comet 46P/Wirtanen
First observed Feb 2008
Dec 6, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Dec 16 with M45 135mm lens

C/2018 A3 Comet C/2018 A3 (ATLAS)
Dec 9, 2018
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

Comet 66P/du Toit, Sept 9, 2018

Comets in 2019

60P Comet 60P/Tsuchinshan
Feb 12, 2019
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

C/2018 Y1 Comet C/2018 Y1 (Iwamoto)
Feb 12, 2019
20x60sec ISO 6400
F/5 300mm Newtonian


171P Comet 171P/Spahr
Jan 13, 2019
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

240P Comet 240P/NEAT
Feb 6, 2019
14x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

Taken at -33C.

123P Comet 123P/West-Hartley
Feb 8, 2019
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

C/2019 D1 Comet C/2019 D1 (Flewelling)
May 6, 2019
13x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

C/2018 W2 Comet C/2018 W2 (Africano)
Sep 22, 2019
20x60sec ISO 6400
F/5 300mm Newtonian


 C/2018 N2 Comet C/2018 N2 (ASASSN)
Oct 19, 2019
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped half

260P Comet 260P/McNaught
Sep 22, 2019
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped half
crossing C/2018 N2
Sep 7, 2019

68P Comet 68P/Klemola
Sep 22, 2019
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

114P Comet 114P/Wiseman-Skiff
Dec 4, 2019
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

155P Comet 155P/Shoemaker
Dec 30, 2019
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

comet C/2018 R3 (Lemmon), May 7, 2019

Comets in 2020

C\2017 T2 Comet C/2017 T2 (PANSTARRS)

Aug 28, 2019 to June 23, 2020


 C\2020 A2 Comet C/2020 A2 (Iwamoto)
Feb 3, 2020
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C\2019 Y1 Comet C/2019 Y1 (ATLAS)
Apr 17, 2020
20x60sec ISO 6400
F/5 300mm Newtonian


 C\2019 Y4 Comet C/2019 Y4 (ATLAS)
Mar 26, 2020
Apr 13, 2020 breaking up
20x60sec ISO 6400
F/5 300mm Newtonian

February 25 to April 24, 2020

210P Comet 210P/Christensen
Apr 22, 2020
16x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C\2020 H2 Comet C/2020 H2 (Pruyne)
May 11, 2020
20x60sec ISO 6400
F/5 300mm Newtonian


C\2020 F8 Comet C/2020 F8 (SWAN)
May 23, 2020
6x30sec ISO 6400
F/5 80mm Refractor
Cropped 1/4

C\2020 F3 Comet C/2020 F3 (NEOWISE)
July 19, 2020
30 sec ISO 6400
F/5 80mm refractor

July 10 to Aug 12, 2020

2020 Q1 Comet C/2020 Q1 (Borisov)
Sept 18, 2020
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

2020 M3 Comet C/2020 M3 (ATLAS)
Nov 15, 2020
20x60sec ISO 6400
F/5 300mm Newtonian


156P Comet 156P/Russell-LINEAR
Oct 23, 2020
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2020 S3 Comet C/2020 S3 (Erasmus)
Nov 12, 2020
20x60sec ISO 6400
F/5 300mm Newtonian


C/2020 P1 Comet C/2020 P1 (NEOWISE)
Nov 13, 2020
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2
Inset from Nov 3

398P Comet 398P/Boattini
Dec 17, 2020
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


Comets in 2021

141P Comet 141P/Machholz
Jan 8, 2021
20x60sec ISO 6400
F/5 300mm Newtonian


 11P Comet 11P/Tempel-Swift-LINEAR
Jan 8, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2019 L3 Comet C/2019 L3 (ATLAS)
First observed Jan 10, 2021
Jan 11, 2022
15x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2021 A2 Comet C/2021 A2 (NEOWISE)
Feb 4, 2021
8x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2024 A2 Comet C/2021 A4 (NEOWISE)
Feb 18, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2021 D1 Comet C/2021 D1 (SWAN)
Mar 31, 2021
8x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2020 R4 Comet C/2020 R4 (ATLAS)
May 3, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2020 T2 Comet C/2020 T2 (Palomar)
June 13, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2017 K2 Comet C/2017 K2 (PANSTARRS)
First observed Apr 6, 2021
July 21, 2022
18x60sec ISO 6400
F/5 300mm Newtonian


 C/2020 J1 Comet C/2020 J1 (SONEAR)
May 10, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

7P Comet 7P/Pons-Winnecke
May 10, 2021
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2021 A1 Comet C/2021 A1 (Leonard)
Dec 9, 2021
60sec ISO 3200
F/5 300mm Newtonian
modified Canon 600D

beside globular M3 Dec 3 one minute exposure ISO 3200


132P Comet 132P/Helin-Roman-Alu
Oct 31, 2021
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 57P Comet 57P/du Toit-Neujmin-Delport
Nov 2, 2021
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

29P Comet 29P/Schwassmann-Wachmann
First observed Oct 2015
Oct 31, 2021
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

67P Comet 67P/Churyumov-Gerisimenko
First observed Oct 2015
Feb 7, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
modified Canon 600D
cropped 1/2

Comets in 2022

19P Comet 19P/Borrelly
First observed Oct 2015
Feb 2, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
modified Canon 600D
Cropped 1/2

104P Comet 104P/Kowel
Feb 3, 2022
19x60sec ISO 6400
F/5 300mm Newtonian
modified Canon 600D
Cropped 1/2


110P Comet 110P/Hartley
Jan 25, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 116P Comet 116P/Wild
Mar 23, 2022
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


117P Comet 117P/Helin-Roman-Alu)
June 22, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 119P Comet 119P/Parker-Hartley
Nov 26, 2022
15x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


C/2019 T4 Comet C/2019 T4 (ATLAS)
with galaxy NGC 3955
Mar 23, 2022
14x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 C/2019 U5 Comet C/2019 U5 (PANSTARRS)
Mar 23, 2023
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2020 K1 Comet C/2020 K1 (PANSTARRS)
above galaxy NGC 6384
Aug 4, 2022
10x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 C/2020 V2 Comet C/2020 V2 (ZTF)
Aug 27, 2023
17x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2021 F1 Comet C/2021 F1 (Lemmon-PANSTARRS)
Mar 11, 2022
21x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2

C/2021 O3 Comet C/2021 O3 (PANSTARRS)
May 23, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2021 P4 Comet C/2021 P4 (ATLAS)
May 1, 2022
13x120sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 C/2021 T4 Comet C/2021 T4 (Lemmon)
Nov 24, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


C/2021 Y1 Comet C/2021 Y1 (ATLAS)
Nov 24, 2022
19x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 C/2022 A2 Comet C/2022 A2 (PANSTARRS)
Jan 20, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2022 E3 Comet C/2022 E3 (ZTF)
Jan 21, 2023
20x60sec ISO 6400
F/5 80mm Refractor


 C/2022 P1 Comet C/2022 P1 (NEOWISE)
Sept 21, 2022
13x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2022 R2 Comet C/2022 R2 (ATLAS)
Oct 6, 2022
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 P/2022 L3 Comet P/2022 L3 (ATLAS)
Nov 24, 2022
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


Comets in 2023

C/2021 X1 Comet C/2021 X1 (Maury-Attard)
Sept 22, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 -C/2022 U2 Comet C/2022 U2 (ATLAS)
Jan 3, 2023
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


364P Comet 364P/PANSTARRS
Apr 15, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 237P Comet 237P/LINEAR
June 11, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


C/2023 E1 Comet C/2023 E1 (ATLAS)
July 29, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 C/2022 W3 Comet C/2022 W3 (Leonard)
July 27, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


126P Comet 126P/IRAS
Aug 14, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 C/2023 P1 Comet C/2023 P1 (Nishimura)
Aug 27, 2023
2x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


103P Comet 103P/Hartley
Sept 22, 2023
First observed in 2010
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


 2P Comet 2P/Encke
Sept 22, 2023
Also observed in 2003, 2013 and 2017
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/2


C/2023 S2 Comet C/2023 S2 (ATLAS)
Oct 8, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4


 C/2023 H2 Comet C/2023 H2 (Lemmon)
Nov 3, 2023
20x60sec ISO 6400
F/5 300mm Newtonian
Oct 14, with galaxy M106

62P Comet 62P/Tsuchinshan
with galaxy NGC 3485
Dec 21, 2023
8x60sec ISO 6400
F/5 300mm Newtonian
With galaxies NGC 4608,4596 Feb 18, 2024
Observed Dec. 2017

32P Comet 32P/Comas Sola
Dec 13, 2023
18x60sec ISO 6400
F/5 300mm Newtonian
Cropped 1/4

Comets in 2024

12P Comet 12P/Pons-Brooks
March 7, 2024, F/5 300mm Newtonian
16x60sec ISO 6400
March 11, 2024, F/5 80mm Refractor
20x60sec ISO 3200
Canon T5i/700D


 C/2022 E2 Comet C/2022 E2 (ATLAS)
Nov 8, 2024
35x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

144P Comet 144P/Kushida
Feb 12, 2024
20x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D
Observed Jan. 2009

207P Comet 207P/NEAT
Feb 12, 2024
14x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D
Cropped 1/2

13P Comet 13P/Olbers
August 26, 2024
12x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D


 C/2023 A3 Comet C/2023 A3 (Tsuchinshan-ATLAS)
Oct 14, 2024
2.5sec ISO 3200
F/5.8 350mm lens
Canon T3i/600D modified
iPhone picture by Robert Tuomi

C/2021 S3 Comet C/2021 S3 (PANSTARRS)
March 9, 2024
20x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D


 479P Comet 479P/Elenin
April 11, 2024
16x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D
Cropped 1/2

C/2023 V4 Comet C/2023 V4 (Camarasa-Duszanowicz)
July 5, 2024
20x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D
Cropped 1/4

C/2024 B1 Comet C/2024 B1 (Lemmon)
Oct 6, 2024
20x60sec ISO 6400
F/5 300mm Newtonian
Canon T5i/700D
Cropped 1/2

333P/LINEAR Comet 333P/LINEAR
Dec 6, 2024
30x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

C/2024 M1 Comet C/2024 M1 (ATLAS)
Dec 6, 2024
25x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/4

Comets in 2025

C/2021 G2 Comet C/2021 G2 (ATLAS)
March 6, 2025
38x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

C/2025 K1 Comet C/2025 K1 (ATLAS)
Nov 3, 2025
36x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

C/2024 E1 Comet C/2024 E1 (Wierzchos)
Sept 18, 2025
37x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/4

C/2023 R1 Comet C/2023 R1 (PANSTARRS)
Sept 1, 2025
38x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/4

C/2025 A6 Comet C/2025 A6 (Lemmon)
Oct 25, 2025
11x30sec ISO 12800
North to the right
F/10 80mm Refractor
Canon EOS RP


 C/2022 N2 Comet C/2022 N2 (PANSTARRS)
Oct 21, 2025
34x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

240P Comet 240P/NEAT
Comet 240P-B/NEAT
Dec 10, 2025
36x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2
Observed Dec. 2019

C/2025 R2 Comet C/2025 R2 (SWAN)
Oct 22, 2025
30x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP


C/2025 T1 Comet C/2025 T1 (ATLAS)
Nov 11, 2025
30x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2

24P Comet 24P/Schaumasse
Nov 15, 2025
36x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2
Observed Dec. 2017

3I/ATLAS Comet 3I/ATLAS
Nov 20, 2025
40x30sec ISO 12800
F/5 300mm Newtonian
Canon EOS RP
Cropped 1/2


Comet Resources:
Seiichi Yoshida's Home Page
Comet Chasing
Visual comets
Heavens-Above
Objects in your sky
The Sky Live
ALPO
Cometography

Photos by Tenho Tuomi, Saskatchewan, Canada
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