C/2017 M4 ATLAS

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2018 October 05
18:37:39 UT, 900s exp. (10x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=14.2, Coma 38", DC 5.
Alexander Baransky, Kyiv comet station (MPC 585), Ukraine

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2018 September 29
18.33 - 19.23 UT, 31 x 60 s, ISO800, Canon EOS 6D MkII, TSAPO100Q, Köditz centered on comet
Steffen Fritsche

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2018 September 11
20.20 -21.04 UT, 18 x 120 s, ISO800, TSAPO100Q, Canon EOS 6D MkII, Köditz centered on comet
Steffen Fritsche

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2018 September 05
19:55 UT, 10x 2min, 16" f/2.5, CDS-5D
Roland Fichtl

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2018 September 04
20.23 - 21.26 UT, 25 x 120 s, ISO800, TSAPO100Q, Canon EOS 6D MkII, Köditz centered on comet
Steffen Fritsche

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2018 August 28
20.49 - 21.46 UT, 41 x 60 s, ISO800, Canon EOS 6D MkII, TSAPO100Q, Köditz centered on comet
Steffen Fritsche

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2018 August 26
Technical data on the image
Danilo Pivato - Rome (Italy)

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2018 August 19
20:33 UT, L 5 x 2 min, NAG 33 cm f/2,7, g2-8300, D-Gärtringen
Andreas Beck

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2018 August 12
20.04 UT, 8x120sec.12"/4 ASI 1600 2x2
Michael Jäger Weißenkirchen

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2018 August 11
Technical data on the image
Danilo Pivato - Rome (Italy)

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Infobox:
2018 August 11
21.15 - 21.57 UT, 18 x 120s, Iso 800, TSAPO100Q, EOS 6D MkII, Köditz centered on comet
Steffen Fritsche

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2018 August 11
21:08-21:43 UT, 25cm F/3.3 Deltagraph + Fuji XT20 35x30s ISO 12800 Kleinmühlingen
Uwe Wohlrab

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2018 August 11
21.30 - 22.50 UT, 25 x 120 s, ASA12NO3Z F3.6, ALCCD12, Kleinmühlingen
Martin Nischang

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2018 August 06
22.09 - 22.36 UT, 12 x 120s, ISO 800, TSAPO100Q, EOS 6D MkII, Köditz centered on comet
Steffen Fritsche

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2018 August 05
21:10 UT, 14x 2min, 16" f/2.5, CDS-5D
Roland Fichtl

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2018 August 05
20.52 UT, Newton 200/570 ATIK 383L 2 x 180 sec.,
Stefan Beck

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2018 August 02
22.02 - 22.51 UT, 19 x 120s, ISO 800, Canon EOS 6D MkII, TSAPO100Q, Köditz centered on comet
Steffen Fritsche

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2018 July 23
Technical date on the image
Danilo Pivato Rome Italy

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2018 July 21
Technical data on the image
Danilo Pivato - Rome - Italy

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2018 July 14
23.28 UT, Newton 200/570 ATIK 383L 1 x 150 sec.
Stefan Beck

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2018 July 12
03:51 UT, 5 x 60 seconds, RC20 f/8.1, SBIG STL1001E, Fleetville, PA USA
John D. Sabia S. Abignton Township, PA USA

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2018 July 12
23.50 UT, Newton 200/1000 mm, 10x2min mit ASI294MC Pro, 14m:, Koma 0.5min , gekrümmter Schweifansatz 1min PW=279°, Nordschwarzwald
Dieter Schubert

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2018 July 11
22h24 UT, 17x60s, 16" Ritchey Chrétien, Sbig STL 1001e, Saint Jacques sur Darnétal, FRANCE
Bruno Vauquelin, Saint Jacques sur Darnétal, FRANCE

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2018 July 08
21:55 UT, 10x 2min, 16" f/2.5, CDS-5D
Roland Fichtl

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2018 July 03
21.07 UT, 12x90sec.12"/4 ASI 1600 2x2
Michael Jäger

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2018 June 14
23h20 UT, 30x60s, 170 mm Ritchey Chrétien, ST8xme, Saint Jacques sur Darnetal , France
Vauquelin Bruno, Saint Jacques sur Darnetal , France

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2018 June 10
23.15 UT, 11x100sec.12"/4 ASI 1600 2x2
Michael Jäger

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2018 June 09
08:46 UT, Planewave 510mm CDK f/4,5, FLI PL11002M, 300s, T 14,8 mag, N 16,3 mag, (10"-Box 15,52 mag), Afroh 1400, Mayhill, New Mexico
Michael Hauss

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2018 June 07
00:26:18 UT, 900s exp. (15x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=14.5, Coma 1 min., DC 5. Asymmetrical coma, paraboloid-shaped tail 1.3 min. long in p.a. 50 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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2018 June 05
23:20 UT, 8x 3min, 16" f/2.5, CDS-5D
Roland Fichtl

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2018 June 04
22.55 - 00.04 UT, 31 x 120s, ISO800, TSAPO100Q (f = 580mm), Canon EOS 6D MkII, Köditz centered on comet
Steffen Fritsche

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2018 May 31
23:13:33 UT, 300s exp. (5x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=14.6, Coma 46", DC 5. Paraboloid-shaped tail 1.3 min. long in p.a. 44 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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2018 May 29
00:17:41 UT, 480s exp. (8x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=14.9, Coma 37", DC 6. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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2018 May 21
23.21 UT, 26x90sec. 12"/4 ASI 1600 2x2
Michael Jäger

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2018 May 13
09:58 UT, Planewave 17" CDK f/4,5, FLI PL6303E, 300s, T 14,7 mag, N 15,8 mag (10"x10"-Box: 15,68 mag), Koma 26", Afroh 1427, Mayhill, New Mexico
Michael Hauss

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2018 May 12
23.15 - 23.54 UT, 7 x 300 s, ASA12NO3Z F3.6, ALCCD12, Schweinitz/Fläming
Martin Nischang

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2018 May 08
22.38 UT, Newton 200/570 ATIK 383L 7 x 120 sec.
Stefan Beck

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2018 May 06
23.12 - 00.09 UT, 24 x 120s ISO1600, TSAPO100Q (100x580mm), CanonEOS 700da, Köditz centered on comet
Steffen Fritsche

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Infobox:
2018 May 05
00.03 - 00.38 UT, 27 x 160s ISO1600, TSAPO65Q (65x420mm), CanonEOS 700da, Köditz centered on comet
Steffen Fritsche

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2018 May 05
0h42 UT, 35x120s ( Gif ), 16" Ritchey Chrétien, Sbig STL1001e, Saint Jacques sur Darnetal, FRANCE
Bruno Vauquelin,Saint Jacques sur Darnetal, FRANCE

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2018 April 29
2354 UT, 35x20sec.14"/4.2 ASI 1600 3x3
Michael Jäger

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2018 April 29
23.30 UT, GIF 100x20sec.14"/4.2 ASI 1600 3x3
Michael Jäger

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2018 April 19
01.16 - 02.22 UT, 29 x 120s ISO1600, TSAPO100Q (100x580mm), CanonEOS 700da, Köditz centered on comet
Steffen Fritsche

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2018 April 18
23:50 UT, 3x 5min, 16" f/2.5, SBIG 8300M
Roland Fichtl

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2018 April 18
01.11 - 01.54 UT, 10 x 240s ISO1600, TSAPO100Q (100x580mm), CanonEOS 700da, Köditz centered on comet
Steffen Fritsche

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2018 April 17
2h20 UT, 7x120s, 16" Ritchey Chrétien, Sbig STL 1001e, Saint Jacques sur Darnetal, France
Bruno Vauquelin , Saint Jacques sur Darnetal, France

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Infobox:
2018 April 17
11:59 UT, SSON Iowa 20" f/6,8, Apogee CG42, 200s, T 15,0: mag, N 16,2 mag (10"-Box 15,63 mag), Koma 20", Iowa
Michael Hauss

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2018 April 15
1.08 UT, 7x120sec.14"/4.2 ASI 1600 2x2
Michael Jäger

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2018 April 07
23:18-23:47 UT, 25cm F/3.3 Deltagraph + Fuji XT20 29x30s ISO 25600 Schweinitz/Fläming
Uwe Wohlrab

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Infobox:
2018 January 08
17:46:54 UT, 1080s exp. (18x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter. m1=16.1, Coma 16", DC 4. Weak tail 25" long in PA 65 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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Infobox:
2017 November 15
18:07:03 UT, 420s exp. (7x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=16.3, Coma 15", DC 3. Tail 35" long in p.a. 37 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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2017 November 12
05:12 UT, 1x300s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado

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2017 October 24
23:18:06 UT, 1140s exp. (19x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=16.7, Coma 12", DC 3. Tail 17" long spread in p.a. 40-115 deg. Two streams in coma. MPC 585.
Alexander Baransky, Ukraine

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2017 October 19
19:40 UT, 6x 5 min, 16" f/2.5, SBIG 8300M
Roland Fichtl

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2017 September 11
22:43:16 UT, 1140s exp.(19x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=16.8, Coma 14", DC 3. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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Infobox:
2017 September 07
23:23:18 UT, 780s exp.(13x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=16.7, Coma 16", DC 4. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine

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2017 August 29
22:30 UT, 5x 5min, 16" f/2.5, SBIG 8300M
Roland Fichtl

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2017 August 22
21h20 UT, 15x60s, 16" Ritchey Chretien F/8, Sbig STL1001e, Saint Jacques sur Darnétal, France
Vauquelin Bruno, Saint Jacques sur Darnétal, France

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Infobox:
2017 August 19
18:18, 70x15 sec, Newton 12", F/4.0, Pentax K-3, V. Urtamka, Russia
Mikhail Maslov, Novosibirsk, Russia

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2017 July 02
00.06 UT, 9x240sec.12"/4 G3-16200
Michael Jäger

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2017 June 28
07:58 UT, 4x300s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado

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2017 June 26
23.37 UT, 17x240sec.12"/4 SXV-H9b
Michael Jäger

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2017 June 26
23.37 UT, 17x240sec.12"/4 SXV-H9
Michael Jäger

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Infobox:
2017 June 22
00:36 UT, 21 x 2 min. exp., 0.30-m f/1875mm SCT + CCD, 18.3 mag (10x10 Box), coma: 8", no tail
Bernhard Häusler

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