C/2015 ER61 PANSTARRS
- C/2015 ER61 PANSTARRS 2017 December 19 15:03 UT, 147x15 sec, Newton 12", F/2.8, Pentax K-3, Seredino, Russia
Mikhail Maslov, Novosibirsk, Russia
- C/2015 ER61 PANSTARRS 2017 December 18 19.53 - 20.17 UT, 17 x 60s, ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da, Köditz centered on comet
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 December 10 06:16 UT, Planewave 510mm CDK f/4,5, FLI PL11002M, 300s, T 15,5: mag, N 17,0 mag (10"x10"-Box: 16,69 mag), Koma 19", Afroh 226, Mayhill, New Mexico, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 December 07 17.53 - 18.33 UT, 16 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 November 22 20:30 UT, Hypergraph 20" / F 3 Sternwarte Hagen CCD 16803, 15 x 2 min.
Norbert Mrozek
- C/2015 ER61 PANSTARRS 2017 November 22 21:55 UT, 4x 3min, 16" f/2.5, SBIG 8300M, bin2
Roland Fichtl
- C/2015 ER61 PANSTARRS 2017 November 22 23.14 - 23.38 UT, 9 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 November 17 15:59 UT, 71x15 sec, Newton 12", F/2.8, Pentax K-3, Tashanta, Russia
Mikhail Maslov, Novosibirsk, Russia
- C/2015 ER61 PANSTARRS 2017 November 13 21.55 - 22.44 UT, 21 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 October 31 21:13 UT, 69x15 sec, Newton 12", F/2.8, Pentax K-3, Tropino, Russia
Mikhail Maslov, Novosibirsk, Russia
- C/2015 ER61 PANSTARRS 2017 October 26 10:01 UT, 3x600s, 11" SCT f/6.4, STF-8300M, 219P/LINEAR and C/2015 ER61 PANSTARRS,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 October 25 02:14:46 UT, 480s exp.(8x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1.5min , DC 5. Tail > 11 min. long in p.a. 263 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 October 22 08:39 UT, Planewave 510mm CDK f/4,5, FLI PL11002M, 300s, T 14,1 mag, N 16,2 mag (10"x10" 15,80 mag), Schweif 14,5min PA 263°, Afroh 258, Mayhill, New Mexico, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 October 17 22.35 - 23.24 UT, 22 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz centered on comet
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 October 17 23:31:31 UT, 720s exp.(12x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1.5 min., DC 5. Tail > 8 min. long in p.a. 259 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 October 16 21.21 UT, Newton 8" / 2.8 CCD Moravian G2 8300, L 12 x 5 min.
Norbert Mrozek
- C/2015 ER61 PANSTARRS 2017 October 15 00.24 - 00.53 UT, 13 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 October 14 1h13 UT, 8x180s,FFC Lichtenknecker 140/500, ST7 xme,Saint Jacques sur Darnetal - France
Vauquelin Bruno Saint Jacques sur Darnetal- France
- C/2015 ER61 PANSTARRS 2017 October 14 00.06 - 05.10 UT, 83x3min 2x2, 8" f4.6, G3-16200
Thomas Schönpos
- C/2015 ER61 PANSTARRS 2017 October 14 00.06 - 05.10 UT, 83x3min 2x2, 8" f4.6, G3-16200
Thomas Schönpos
- C/2015 ER61 PANSTARRS 2017 September 28 00.55 - 01.44 UT, 22 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 September 26 00:49:25 UT, 600s exp.(10x60s), 0.7-m (f/4) L + CCD PL47-10 FLI + R filter, 0.95"/pixel. m1=13.7, Coma 1.1 min., DC 5. Tail > 9 min. in p.a. 267 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 September 23 1h41 UT, 8x300s, 16" Ritchey Chretien, Sbig STL1001e, Saint Jacques sur Darnetal, FRANCE
Vauquelin Bruno Saint Jacques sur Darnetal- France
- C/2015 ER61 PANSTARRS 2017 September 23 00.00 UT, Newton 200/1000 mm, 9 x 3 min., Atik 414EXM, Nordschwarzwald, 14m:, Koma 0.5min , Schweif 17min , PW=271°
Dieter Schubert
- C/2015 ER61 PANSTARRS 2017 September 17 09:47 UT, L:4×180s Bin1 + RGB:1x60s Bin2, Takahashi FSQ-106ED f/5.0 & SBIG STL-11000M, Remote,
José J. Chambó (Mayhill, New Mexico, USA)
- C/2015 ER61 PANSTARRS 2017 September 17 01:03:50 UT, 720s exp.(12x60s), 0.7-m (f/4) L + CCD PL47-10 FLI + R filter, 0.95"/pixel. Coma 1.3 min., DC 5. Tail > 8 min. long in p.a. 268 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 September 16 22:55-00:02 UT, Fuji XM1 + 1.4/85 Blende 2.8 63x27s ISO 6400 Schweinitz im Fläming
Uwe Wohlrab
- C/2015 ER61 PANSTARRS 2017 September 15 00:38:34 UT, 960s exp.(16x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1.5min. , DC 5. Tail > 7min. in p.a. 267 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 September 08 00:46:41 UT, 600s exp.(10x60s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1min., DC 5. Tail > 9min. in p.a. 266 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 September 02 02:53 UT, CDK17, FLI PL KAF-16803, 120s, N 15,5 mag (10"x10"-Box 15,40 mag), Schweif 21,3min PA 266°, Afroh 200:, Autonomous Robotic Telescope PIRATE, Teneriffa, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 August 30 01:00 UT, 7x 5min, 16" f/2.5, SBIG 8300M
Roland Fichtl
- C/2015 ER61 PANSTARRS 2017 August 30 UTC+2, 2:11, 20x60 sec., Sony A7s, TS APO ED 60, Ahrtal, Germany
Christian Detjen
- C/2015 ER61 PANSTARRS 2017 August 29 01.29 - 01.51 UT, 10 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 August 29 00:18-02:02 UT, Fuji XM1 + 1.4/85 Blende 2.8 52x58s ISO 6400 Rettenbachferner
Uwe Wohlrab
- C/2015 ER61 PANSTARRS 2017 August 27 00.36 -01.02 UT, 11 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 August 27 01:58-02:27 UT, 25cm F/3.3 Deltagraph + Fuji XT20 29x30s ISO 25600 Rettenbachferner
Uwe Wohlrab
- C/2015 ER61 PANSTARRS 2017 August 26 10:36 UT, 2x300s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 August 24 23.48 - 00.53 UT, 30 x 120s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 August 22 01:02 UT, 5 x 300 Sek., ASA 8"f2.8, FLI ML8300 CCD, Remote Südfrankreich, Remote,
David Bender
- C/2015 ER61 PANSTARRS 2017 August 22 00.46 - 01.38 UT, 31 x 90s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 August 22 00:01-00:19 UT, 25cm F/3.3 Deltagraph + Fuji XT20 15x30s ISO 25600 Tiefenbachferner
Uwe Wohlrab
- C/2015 ER61 PANSTARRS 2017 August 20 01:02 UT, L 5 x 300 Sek., RGB je 3 x 200 Sek., ASA 8"f2.8, FLI ML8300 CCD, Südfrankreich, Remote,
David Bender
- C/2015 ER61 PANSTARRS 2017 August 19 1.50 UT, 25x60sec,Refractor 80/400,EOS 1000d,Nettetal
Udo Steeds
- C/2015 ER61 PANSTARRS 2017 August 19 18:49, 69x15 sec, Newton 12", F/4.0, Pentax K-3, V. Urtamka, Russia
Mikhail Maslov, Novosibirsk, Russia
- C/2015 ER61 PANSTARRS 2017 August 19 20:30, 35x30 sec, f=300mm, F/5.6, Pentax K-3, V. Urtamka, Russia
Mikhail Maslov, Novosibirsk, Russia
- C/2015 ER61 PANSTARRS 2017 August 17 1.29 UT, L-10x150sec.12"/4 G3-16200 2x2 RGB 180/180/180
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 August 15 00.46 UT, 5x90 12"/4 G3-16200 2x2
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 August 10 01:11:35 UT, 300s exp. (10x30s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1.3min., DC 5. Tail > 10min. long in p.a. 265 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 August 06 1.40 UT, 24x75 sec,Refractor 80/400,EOS 1000d,Nettetal
Udo Steeds
- C/2015 ER61 PANSTARRS 2017 August 03 04:00 UT, C14 f/10 SCT, SBIG STL1001E, 120s, 11,5 mag (10"x10"-Box 14,74 mag), Koma 1min , Schweif 11,1min PA 267°, Afroh 275, Autonomous Robotic Telescope COAST, Teneriffa, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 August 02 05:17 UT, CDK17, FLI PL KAF-16803, 120s, 11,0 mag (10"x10"-Box 14,65 mag), Koma 64", Schweif 15,9min PA 265°, Afroh 294, Autonomous Robotic Telescope PIRATE, Teneriffa, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 August 02 04:17 UT, C14 f/10 SCT, SBIG STL1001E, 120s, 11,9 mag (10"x10"-Box 14,76 mag), Koma 58"x94", Schweif 11,4min PA 266°, Afroh 266, Autonomous Robotic Telescope COAST, Teneriffa, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 July 30 01.05 - 01.27 UT, 13 x 90s ISO3200, TSAPO100Q (100x580mm), CanonEOS 700da mit Astronomik UV-IR-Blockfilter, Köditz
Steffen Fritsche
- C/2015 ER61 PANSTARRS 2017 July 29 01.26 - 02.29 UT, RGB ((6,6,6)x200s), ASA 8"f2.8, FLI ML8300 CCD CCD, Remote Südfrankreich, Remote,
Martin Nischang
- C/2015 ER61 PANSTARRS 2017 July 29 1.12 UT, 7x180sec.12"/4 G3-16200
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 July 21 19:40 UT, Planewave 20" CDK f/4,5, FLI PL09000, 300s, 11,2 mag (10"x10"-Box: 14,30 mag), Koma 3,2min x1,0min , Schweif 14,5min PA 264°, Afroh 338, Siding Spring, Australien, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 July 11 00:22:28 UT, 150s exp.(5x30s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. Coma 1.4min., DC 4. Tail > 6min. in p.a. 258 deg., curved CW. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 July 05 00.42 UT, 10x120sec.12"/4 G3-16200 1x1
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 July 05 00.42 UT, 10x120sec.RGB 240/240/240 12"/4 G3-16200 1x1
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 July 04 1.27 UT, 9x120sec.12"/4 G3-16200 1x1
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 July 03 01.39 - 02.17 UT, RGB ((4,4,4)x200s) bin2x2, ASA 8"f2.8, FLI ML8300 CCD CCD, Südfrankreich, Remote,
Martin Nischang
- C/2015 ER61 PANSTARRS 2017 July 02 1.14 UT, 8x100sec.12"/4 G3-16200 1x1
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 June 28 10:07 UT, 6x120s, 11" SCT f/6.4, STF-8300M, Fragment B,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 June 20 10:06 UT, 1x60s, 11" SCT f/6.4, STF-8300M, Fragment B,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 June 20 00.58 UT, 3x120sec.12"/4 G3-16200 2x2
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 June 20 10:06 UT, 1x60s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 June 20 1.12 UT, 9x90sec.12"/4 G3-16200 1x1
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 June 19 01.09 UT, 22x50sec.12"/4 SXV-H9 low
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 June 19 1.25 UT, 15x90sec.12"/4 G3-16200
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 June 05 03h10m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 18/4/4/4min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 June 05 1.19 UT, 15x30sec.14" f/3.1 Newton, G3-16200
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 May 28 1.27 UT, 15x30sec.14"/f-3.1 G3-16200 2x2
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 May 25 1.39 UT, 14x20sec.14" f/3.1 Newton, G3-16200
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 May 16 03h59m UT, ASA 12" f/3.6, FLI ML 16200, LRGB 10/3/3/min., Farm Tivoli,Namibia, Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 May 09 03h32m UT, ASA 12" f/3.6, FLI ML 16200, 8x2 min., Farm Tivoli,Namibia, Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 May 05 11:01 UT, RGB 60s each, 1" Refractor f/4, ST-402ME,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 May 05 11:06 UT, 6x10s + 4x15s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 May 03 02h22m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 20/5/5/5min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 May 02 03h22m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 20/5/5/5min. , Mosaik aus 2 Aufnahmen, Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 29 Planewave 20" CDK 2259mm f/4.4 & FLI-PL09000 (L:3×120s Bin1 + RGB:1x60s Bin2), Remote,
José J. Chambo (Siding Spring, Australia)
- C/2015 ER61 PANSTARRS 2017 April 23 10:55 UT, RGB 2x60s each, 1" Refractor f/4, ST-402ME,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 April 23 11:11 UT, 12x5s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 April 18 03h34m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 8/4/4/4min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 17 03h38m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 15/8/8/8min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 15 3h59m UT, 12"f 3.6 FLI ML 16200, LRGB 15/8/8/8min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 09 3.00 UT, 14x20 8"/2.8 G3-16200
Michael Jäger
- C/2015 ER61 PANSTARRS 2017 April 09 10:38 UT, 4x30s & 2x60s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 April 08 03h14m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 12/5/5/5min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 07 03:20-03:40 UT, 12-Zoll f/5 Dobson, 168x, Zeichnung
Robin Hegenbarth
- C/2015 ER61 PANSTARRS 2017 April 07 03h34m UT, ASA Astrograph 12" f 3.6, FLI PL16200, Mosaik aus zwei Feldern - je Feld: LRGB 12/5/5/5min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 06 03h34m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 12/5/5/5min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 05 03h32m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 12/5/5/5min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 April 04 Planewave 20" CDK 2259mm f/4.4 & FLI-PL09000 L:1×120s Bin1, Remote,
José J. Chambo (Siding Spring, Australia)
- C/2015 ER61 PANSTARRS 2017 April 04 Planewave 20" CDK 2259mm f/4.4 & FLI-PL09000 (L:3×120s Bin1 + RGB:1x60s Bin2), Remote,
José J. Chambo (Siding Spring, Australia)
- C/2015 ER61 PANSTARRS 2017 March 31 02:11:46 UT, 120s exp., 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=11.3, Coma 1 min., DC 5. Tail > 12 min. long in p.a. 257 deg. Kyiv comet station (MPC 585).
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 March 30 11:26 UT, 3x30s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 March 30 UT, 3h20m 12"f 3.6 FLI ML 16200, LRGB 15/8/8/8min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 March 28 18:32 UT, ASA 16" Newton f/3,5, Apogee Aspen CG16070, 300s, 9,5 mag (10"x10": 12,79 mag), Koma 3,1min , Schweif 11,6min PA 257°, Siding Spring, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 March 23 11:37 UT, RGB 60s each, 1" Refractor f/4, ST-402ME,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 March 23 11:31 UT, 3x60s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 March 16 01h32m UT, ASA Astrograph 12" f 3.6, FLI PL16200, LRGB 12/4/4/4min., Remote,
Gerald Rhemann
- C/2015 ER61 PANSTARRS 2017 March 02 11:43 UT, 1x60s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 February 27 12:52 UT, University of Iowa 0,51m UI Gemini Telescope, CDK f/6,8, 240s, Schweif 6,5min PA 269°,Iowa, Remote,
Michael Hauss
- C/2015 ER61 PANSTARRS 2017 February 27 12:15 UT, RGB 300s each, 1" Refractor f/4, ST-402ME, M8, M20,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 February 16 12:08 UT, 3x300s, 1" Refractor f/4, ST-402ME,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 February 16 03:56:16 UT, 60s exp., 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=12.7, Coma 45", DC 5. Tail > 4min. long spead in p.a. 241-309 deg. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2017 February 15 11:40 UT, 4x180s, 11" SCT f/6.4, STF-8300M,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2017 January 28 04.52 - 05.32 UT, 13 x 2 min., ASA12NO3Z F/3.6, Moravian G4-16000EC + Clear glass, crop, Retz/Fläming
Martin Nischang
- C/2015 ER61 PANSTARRS 2017 January 26 04:18:50 UT, 450s exp.(16x30s), 0.7-m (f/4) L + FLI PL47-10 + R filter, 0.95"/pixel. m1=13.0, Coma 40", DC 5. Tail > 8min. long in p.a. 277 deg., two long rays visible in the tail. Kyiv comet station
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2016 May 29 05:14 UT, 3x600s, 11" SCT f/6, STF-8300M, NGC 3521,
Mike Olason, Denver Colorado
- C/2015 ER61 PANSTARRS 2016 May 07 20.32 UT, 4x210sec.14" f/3.1 Newton, G3-16200 2x2 bin
Michael Jäger Weißenkirchen
- C/2015 ER61 PANSTARRS 2016 May 05 21:30 UT, 4x 5min, Newton 400mm f/2.5, SBIG 8300M
Roland Fichtl
- C/2015 ER61 PANSTARRS 2016 April 25 20.25 UT, 4x240sec.10"/4 Moravian G3-16200 2x2 bin
Michael Jäger
- C/2015 ER61 PANSTARRS 2016 April 05 00:23:57 (UT), 1020s exp. (17x60), 0.7-m (f/4) L + CCD PL47-10 FLI + R filter, m1=16.5, Coma 10", DC 7. Slightly diffuse star-like coma. Kyiv comet station (MPC 585)
Alexander Baransky, Ukraine
- C/2015 ER61 PANSTARRS 2016 March 09 22:40 UT, 4x 3min L, Newton 400mm f/3.3, SBIG 8300M
Roland Fichtl
- C/2015 ER61 PANSTARRS 2016 February 14 10:17 UT, 2x600s, 11" SCT f/6, STF-8300M, PGC 37076,
Mike Olason, Denver Colorado
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