71P/Clark

Infobox:
2023 October 15
08:09 UT, Planewave 17" CDK, f/6,8, FLI PL 16803, 300s, 18,0 mag, zusammen mit (2510) Shandog, T19, Utah, USA
Michael Hauss

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Infobox:
2023 September 16
16:15 UT, Planewave 20" CDK f/4, FLI PL6303E, 300s, T 17,5: mag, T30, Siding Spring, Australien
Michael Hauss

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Infobox:
2023 August 17
10:33 UT, Planewave 20" CDK f/4,5, FLI ProLine PL11002M, 300s, T 17,5: mag, T11, Utah, USA
Michael Hauss

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2023 April 04
03h16m UT, ASA Astrograph 12" f=3.6 ZWO ASI 6200 MM Pro LRGB 12/7/7/7 min.
Gerald Rhemann

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Infobox:
2023 March 31
03h33m UT, Telescope: ASA Astrograph 12" f=3.6 Camera: ZWO ASI 6200 MM Pro Exposure time: 7x 130 sec.
Gerald Rhemann

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2022 March 27
22.48 UT, 7 x120 sec, 0.4-m f/3.8 Orion Optics AG16, SBIG STL6303E, BRIXIIS B96 Kruibeke Belgium
Erik Bryssinck

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Infobox:
2017 October 22
09:53 UT, Planewave 20" CDK f/4,5, FLI PL09000, 300s, N 17,4 mag, Siding Spring, Australien
Michael Hauss

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2017 October 07
03:00 UT, 1x180s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado

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2017 September 09
09:27 UT, Planewave 431mm CDK f/6,8, FLI PL16803, 240s, T 13,0: mag, N 14,8 mag (10"x10"-Box 14,38 mag), Koma 25", Afroh 262, Siding Spring, Australia
Michael Hauss

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Infobox:
2017 August 12
10:36 UT, Planewave 431mm CDK f/6,8, FLI PL16803, 240s, 10,6: mag (10"x10"-Box 13,70 mag), Koma 56", Afroh 342, Siding Spring, Australia
Michael Hauss

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Infobox:
2017 August 02
04:05 UT, 1x180s, 11" SCT f/6.4, STF-8300M, NGC 6256,
Mike Olason, Denver Colorado

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Infobox:
2017 July 15
13:18 UT, Planewave 431mm CDK f/6,8, FLI PL16803, 300s, 9,9 mag (10"x10"-Box 13,08 mag), Afroh 450, Koma 1,5min x1,2min , Siding Spring, Australia
Michael Hauss

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Infobox:
2017 June 26
15:17 UT, Planewave 431mm CDK f/6,8, FLI PL16803, 300s, N 13,4 mag, Koma 1,4min , Siding Spring, Australia
Michael Hauss

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Infobox:
2017 June 19
00:45 LT 12" Nw at F/4 STL6303E LRGB 25min bx3
Dr Paolo Candy - Ci.A.O. - Italy

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2017 June 18
22.12 UT, 7x120sec.12"/4 SXV-H9 low
Michael Jäger

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2017 June 18
22.02 - 22.13 UT, 16 x 30s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche

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Infobox:
2017 June 18
11:38 UT, L:4×180s Bin1 + RGB:1x120s Bin2, Planewave 20" CDK 2259 mm. f/4.4 & FLI-PL09000
José J. Chambó (Siding Spring, Australia)

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Infobox:
2017 June 01
22:13:11 UT, 120s exp.(2x30s+1x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=11.5, Coma 1min., DC 4. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2017 May 28
00.05 UT, Newton 200/570 ATIK 383L 1 x 180 sec.
Stefan Beck

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Infobox:
2017 May 28
22.54 UT, 9x140sec.10"/f-4 G3-16200 2x2
Michael Jäger

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2017 May 27
22.33 - 22.48 UT, 18 x 40s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche

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Infobox:
2017 May 26
23:40-00:20 UT, Fuji XM1 + 3.4/180 Blende 4 18x58s ISO 6400 Schweinitz im Fläming
Uwe Wohlrab

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2017 May 25
23:00, 32-cm-Newton@80x. Ein Schweifansatz war erkennbar.
Uwe Pilz

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2017 May 21
23:36 UT, 6 x 300 Sek., ASA 8"f2.8, FLI ML8300 CCD, Remote Südfrankreich
David Bender

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2017 May 18
00.02 UT, 6x90sec.12"/4 G3-16200 2x2 bin
Michael Jäger

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Infobox:
2017 May 17
23.07 - 23.24 UT, 12 x 75s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche

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Infobox:
2017 May 16
09:20 UT, 1x300s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado

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Infobox:
2017 May 15
23.52 - 23.59 UT, 11 x 20s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Mond, Köditz
Steffen Fritsche

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Infobox:
2017 May 06
00:02:01 UT, 180s exp.(4x30s+1x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=13.2, Coma 1min., DC 4. Tail 5min. long spead in p.a. 262-303 deg. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2017 May 04
00:26:22 UT, 480s exp.(8x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=13.3, Coma 1min., DC 4. Tail 3.5min. long spead in p.a. 272-325 deg., curved CW. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2017 April 30
1.46 UT, 15x150sec.12"/4 SXV-H9
Michael Jäger

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Infobox:
2017 April 30
00.03 UT, Newton 200/570 ATIK 383L 3 x 180 sec., bin 2
Stefan Beck

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Infobox:
2017 April 29
23:33-00:18 UT, 25cm F/3.3 Deltagraph + Ricoh GXR A12 21x1min ISO 3200 Schweinitz im Fläming
Uwe Wohlrab

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Infobox:
2017 April 28
17:09 UT, ASA 16" Newton f/3,5, Apogee Aspen CG16070, 300s, 12,2 mag (10"x10": 14,08 mag), Koma 1min , Schweif 2,5min PA 282°, Siding Spring
Michael Hauss

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Infobox:
2017 April 26
01:11:19 UT, 90s exp.(3x30s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=13.4, Coma 38", DC 4. Tail 2min. long spread in p.a. 263-332 deg. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2017 April 03
01:22:43 UT, 840s exp.(14x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=14.7, Coma 34", DC 4. Tail 1.2min. long in p.a. 182 deg. Kyiv comet station (MPC 585), Ukraine
Alexander Baransky, Ukraine

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Infobox:
2017 April 01
00.32 UT, 13x180sec.12"/4 SXV-H9
Michael Jäger

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2017 March 28
02:50 UT, 4x 5min, 16" f/2.5, CDS-5D
Roland Fichtl

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2017 March 28
1.18 UT, 10x180sec.12"/4 SXV-H9
Michael Jäger

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Infobox:
2017 March 27
02.25 - 03.10 UT, 35 x 60s, ISO 3200, TSAPO65Q, CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche

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Infobox:
2017 March 25
02:38 UT, 6x 3min, 16" f/2.5, CDS-5D, ISO 1600
Roland Fichtl

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Infobox:
2017 March 25
02:29:03 UT, 300s exp.(5x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=15.1, Coma 30", DC 4. Tail 2min. in p.a. 286 deg. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2017 March 05
11:09 UT, Planewave 510mm CDK f/4,5, FLI PL11002M, 300s, 15,9 mag (10"x10" 16,89 mag), Schweif 20" PA 280°, Afroh 39, Mayhill, New Mexico
Michael Hauss

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Infobox:
2017 February 15
09:46 UT, 3x300s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado

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Infobox:
2017 January 26
03:01:40 UT, 1140s exp.(19x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=16.9, Coma 27", DC 5. Fan-shaped tail spead in p.a. 244-23 deg. more extended 2min. in p.a. 284 deg.
Alexander Baransky, Ukraine

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Infobox:
2012 October 22
23:54 UT, 11 x 180s 0.4-m f/3.8 Orion Optics AG16 Newton SBIG STL-6303E B96 - BRIXIIS, Belgium
Erik Bryssinck

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Infobox:
2012 September 13
00:27:40 (UT), 2340s exp. (13x180), 0.7-m (f/4) L + CCD FLI + R filter, Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine

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Infobox:
2011 April 02
23.42 UT, 1x360 Filter Grün 5x360 sec. UV/IR 8"/2.8 SXV-H9
Michael Jäger

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Infobox:
2011 March 23
01:03 UT, 15 x 180s 0.4-m f/3.8 Orion Optics AG16 Newton SBIG ST-10XME B96 - BRIXIIS, Belgium
Erik Bryssinck

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Infobox:
2011 March 06
UT, 00:39 - 01:17, 12 x 3 min. exposure, 12" SCT f-6.5 + CCD ST10XME 18.16 mag, coma: 9" centered on star
Bernhard Häusler

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Infobox:
2011 March 06
UT, 00:39 - 01:17, 12 x 3 min. exposure, 12" SCT f-6.5 + CCD ST10XME 18.16 mag, coma: 9" centered on comet
Bernhard Häusler

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Infobox:
2006 May 30
21.55 UT ASA Astrograph 8" f/2.7, Fingerlake Max Cam 3200 CCD, 2 x 5 min.
Michael Jäger + Gerald Rhemann

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Infobox:
2006 May 30
21.55 UT ASA Astrograph 8" f/2.7, Fingerlake Max Cam 3200 CCD, LRGB
Michael Jäger + Gerald Rhemann

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Infobox:
1995 May 03
01:30 - 01:37 UT, Schmidtkamera f=300mm f/2,0, TP hyp, Koma 2min. schwach mit zentraler Verdichtung 20"-30", Helligkeit: 12,3
Michael Jäger

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Infobox:
1995 April 04
02:27 - 02:31 und 02:35 – 02:40 UT, 8" f/1,5, TP hyp, Koma 30", Helligkeit: 12,3
Michael Jäger

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