168P/Hergenrother

168P/Hergenrother
2013 Jan. 15.86 UT: m1=17.3 CCD, Dia.=0.3′, Tail= 0.7′ in PA: 82 deg ... 0.40-m f/8 Ritchey-Chretien + CCD... V.Gerke & T.Prystavski (Ka-Dar observatory, TAU station C32, remotely Nizhniy Arkhyz, Russia)
2013 Jan. 10.82 UT: m1=16.9 CCD, Dia.=0.4′, Tail= 0.8′ in PA: 89 deg ... 0.40-m f/8 Ritchey-Chretien + CCD... V.Gerke & T.Prystavski (Ka-Dar observatory, TAU station C32, remotely Nizhniy Arkhyz, Russia)
2013 Jan. 03.03 UT: m1=17.01 CCD, Dia.=0.3’... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada) [comparison star 3UCAC 267-0101028 mag.=15.75]
2012 Dec. 31.09 UT: m1=17.14 CCD, Dia.=0.3’... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada) [comparison star 3UCAC 267-010795 mag.=15.54]
2012 Dec. 16.80 UT: m1=[13.0... 20-cm L (222x)... Artyom Novichonok (Konchezero, Russia)
2012 Dec. 16.13 UT: m1=15.3 CCD, Dia.=0.3′... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Dec. 15.09 UT: m1=15.5 CCD, Dia.=0.2′... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Dec. 12.05 UT: m1=15.9 CCD, Dia.=0.2′... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Dec. 09.71 UT: m1=15.0, Dia.=0.3′, DC=2, 50.8-cm (307x)... Sandor Szabo (Sopron, Hungary) [Very small and diffuse comet, became very faint in just some weeks]
2012 Dec. 08.86 UT: m1=11.3, Dia.=3′, DC=2, Tail= not visible... 23.5-cm SCT (94x)... Carlos Labordena (Castellón, España)
2012 Dec. 05.74 UT: m1=13.2, Dia.=0,5′, DC=1... 32-cm L f:5 (120x)... Uwe Pilz (Leipzig, Germany)
2012 Dec. 04.08 UT: m1=[11.3... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico)
2012 Dec. 02.80 UT: m1=11.2, Dia.=3.5′, DC=2... 20-cm SCT (77x)... Juan José González (Alto del Trichero – Soto y Amío, alt. 1190 m, León, España) [Coma elongada]
2012 Nov. 24.39 UT: m1=10.8, Dia.=2.8′, DC=4/... 40.0-cm L f/4.5 (75x)... Seiichi Yoshida (Gunma, Japan)
2012 Nov. 17.04 UT: m1=12.9 CCD, Dia.=0.3’, Tail= 1.3′ in PA: 120°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 17.03 UT: m1=13.7 CCD, Dia.=0.2′, Tail= 1.6′ in PA: 123°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 14.03 UT: m1=12.3 CCD, Dia.=0.3′, Tail= 1.0′ in PA: 130°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 13.74 UT: m1=11.0, Dia.=2′... 32-cm reflector... Uwe Pilz (Leipzig, Germany)
2012 Nov. 12.91 UT: m1=10.5, Dia.=3′, DC=4, Tail= 0.1º en AP: 130º... 20-cm SCT (77x)... Juan José González (Pandorado, alt. 1190 m, León, España)
2012 Nov. 11.03 UT: m1=11.8 CCD, Dia.=0.5′, Tail= 1,3′ in PA: 122°... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 10.96 UT: m1=11.2, DC=4... Visual Aperture 10.2-cm... Jean-François Viens (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 10.96 UT: m1=12.4 CCD, Dia.=0.4′, Tail= 1.8′ in PA: 132°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 10.95 UT: m1=12.4 CCD, Dia.=0.4′, Tail= 2.4′ in PA: 128°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 06.90 UT: m1=10.3, Dia.=3.5′, DC=4, Tail= 0.15 deg. in PA: 140 deg ... 20-cm SCT (77x)... Juan José González (Pandorado, alt. 1190 m, León, España)
2012 Nov. 06.11 UT: m1=11.3, Dia.=3´, DC=3, Tail= not visible... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico)
2012 Nov. 04.82 UT: m1=10.3, Dia.=3.5′, DC=4, Tail= 0.15 deg. in PA: 140 deg ... 20-cm SCT (77x)... Juan José González (Collada del Fresno – Sierra del Aramo, alt. 1221 m, Asturias, España)[m2=13.3 (APASS). tail en abanico entre 110º y 170º, de longitud 0.15º en AP 140º]
2012 Nov. 05.00 UT: m1=10.5 (S), Dia=2′, DC=3... 22-cmL (160x)... Marco Goiato (Araçatuba, Brasil)
2012 Oct. 24.03 UT: m1=10.9 CCD, Dia.=0.3′, Tail= 4,7′ in PA: 130°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Oct. 21.67 UT: m1=9.9, Dia.=2.6′, DC=5... 20-cm reflector... Man-To Hui (Luogang, Canton, China) [city lights and heavy haze... 4′ tail in p.a. 150 deg.)
2012 Oct. 21.08 UT: m1=10.5, Dia.=3´, DC=4, Tail= not visible... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico)
2012 Oct. 20.88 UT: m1=9.8, Dia.=3′.0, DC=5... 25.4-cm reflector (60x)... Vyacheslav Ivanov (Melovoe. Russia) [Fairly bright. compact and elongated coma. Strong wind. t+4°C. LM=6.6m. Blue zone of light pollution]
2012 Oct. 20.81 UT: m1=9.7, Dia.=2′, DC=7, Tail= 0.08 deg in PA: 140 deg ... 20.3-cm L (48x)... Mieczyslaw Leszek Paradowski (Dabrowa, Poland) [Comparison stars taken from Tycho-2 (TK)]
2012 Oct. 20.55 UT: m1=10.2, Dia.=2.0′, DC=3/... 20-cm Dobson... Con Stoitsis (Nagambie, Victoria, Australia) [Faint central condensation better seen with averted vision. The coma become noticeably more diffused as you looked to the edges. Very short broad tail to South, aprox 1.5′ in length]
2012 Oct. 19.99 UT: m1=9.6, Dia.=4, DC=5... 10×50 B... Piotr Guzik (Bogdanówka, Poland) [Method=M... Cat=TT]
2012 Oct. 19.86 UT: m1=9.7, Dia.=2.8′, DC=5, Tail=~5,4′ in PA=160-170 ... 130-mm L (43x, 65x, 75x)... Danil Sidorko (Korenovsk, Russia)
2012 Oct. 19.81 UT: m1=9.4, Dia.=5′, DC=5... 25×100 B... Juan José González ( Pico Cueto – Busfrío – Cudillero, alt. 725 m, Asturias, España) [En 20 -cm SCT (77x): m1=9.6. m2=12.6 (APASS). Débil coma externa: 5′. tail en abanico entre 130º y 170º, de longitud 0.15º en AP 150º. Cielo muy claro de montaña]
2012 Oct. 19.22 UT: m1=9.2 CCD, Dia.=2.6′... 30.5-cm schmidt-cassegrain... Jakub Cerny [robotic telescope FRAM in Malargue, Argentina]
2012 Sep. 18.97 UT: m1=12.3, Dia.=1′.5, DC=5... 25.4-cm reflector (60x)... Vyacheslav Ivanov (Melovoe. Russia) [Moderately bright and compact coma. Not wind. t +10°C. LM=7.5m. Blue zone of light pollution]
2012 Oct. 18.93 UT: m1=9.5, Dia.=3′.5, DC=5... 25.4-cm reflector (60x)... Vyacheslav Ivanov (Melovoe. Russia) (Fairly bright. compact and elongated coma. Very strong wind. t+7°C. LM=6.6m. Blue zone of light pollution]
2012 Oct. 18.82 UT: m1=9.6, Dia.=2.6′, DC=4, Tail=~6′ in PA=175 deg ... 130-mm L (43x, 65x, 75x)... Danil Sidorko (Korenovsk, Russia)
2012 Oct. 18.41 UT: m1=10.5, Dia.=2.5’, DC=4... 25-cm L f:5 (39x)... Chris Wyatt (Walcha, NSW, Australia) [Coma very diffuse, central condensation smeared, broad tail to SE approximately 3’ in length, observation affected by smoke haze from local bushfires. Method= M. Cat= AQ]
2012 Oct. 18.06 UT: m1=9.5, Dia.=2′, DC=4... 20×100 B... Marco Goiato (Araçatuba, Brasil)
2012 Oct. 17.90 UT: m1=9.7, Dia.=2′, DC=7... 10-cm M (48x)... Mieczyslaw Leszek Paradowski (Lublin, Poland) [City lights. Comparison stars taken from Tycho-2 (TK)]
2012 Oct. 17.07 UT: m1=10.5 CCD, Dia.=0.1′, Tail= 3,4’ in PA: 143°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Oct. 15.06 UT: m1=9.3, Dia.=2.5′, DC=5... 20×100 B... Marco Goiato (Araçatuba, Brasil)
2012 Oct. 14.15 UT: m1=9.4, Dia.=1.5’, DC=1, Tail= not visible... 25-cm SCT (62x)... Alberto Anunziato (Oro Verde, Argentina) [Mét. Sidgwick, Cat. Tycho II]
2012 Oct. 13.92 UT: m1=9.2, Dia.=3′, DC=7, Tail=5′... 23.5-cm SCT (67x)... Carlos Labordena (Castellón, España)
2012 Oct. 13.03 UT: m1=9.7 CCD, Dia.=0.1′, Tail= 3,7’ in PA: 151°... CCD images unfiltered... Clermont Vallière (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Oct. 12.82 UT: m1=9.1, Dia.=&5′, DC=5... 10×50 B... Piotr Guzik (Szklary, Poland) [Comet easily seen in binoculars thanks to excellent conditions – NELM ~7.4 mag. Method=M. Cat=TT]
2012 Oct. 12.81 UT: m1=9.6, Dia.=3′, DC=5, Tail= 5´ in PA: 150 deg ... 20.3-cm L f:6 (63x)... Piotr Guzik (Szklary, Poland) [Method=M... Cat=TT]
2012 Oct. 12.493 UT: m1=10.2, Dia.=2′, DC=6... 11.4-cm f8 refl (43x)... Rob Kaufman (Bright, Vic, Australia) [Small starlike central condensation clear in averted vision, glimpses in direct vision... small coma faintly elongated to south. Comparison stars checked using NOMAD1 data in ViZier. Method=M. alt 25-deg.]
2012 Oct. 11.99 UT: m1=9.4, Dia.=4′, DC=6... 10×50 B... Piotr Guzik (Krosno, Poland) [Method=M... Cat=TT]
2012 Oct. 11.98 UT: m1=9.7, Dia.=3′, DC=6, Tail= 4´ in PA: 150 deg ... 20.3-cm L f:6 (63x)... Piotr Guzik (Krosno, Poland) [Very bright and well condensed object. Broad tail 4′ long easily seen in the telescope. Method=M. Cat=TT]
2012 Oct. 11.76 UT: m1=9.5, Dia.=4.3′, DC=6... 20.0-cm reflector... Man-To Hui (Luogang, Canton, China) [city lights and heavy haze... comet extremely close to a 10.7 mag star]
2012 Oct. 10.42 UT: m1=10.2, Dia.=2.5’, DC=5/6... 25-cm L f:5 (39x)... Chris Wyatt (Walcha, NSW, Australia) [Tail to SSE, coma has bright central condensation, showing glimpses of being stellar, broad faint tail from SSW to ESE extending primarily in the SSE for 4.5’ in length. Inner coma bright, behind inner coma there is a bright elongation in tail direction, broadly formed and tapering in brightness. Method=M. Cat=TA]
2012 Oct. 09.77 UT: m1=9.6, Dia.=1.0′, DC=7, Tail= 0.07° in AP: 180° ... 32-cm L f:5 (96x)... Uwe Pilz (Leipzig, Germany)
2012 Oct. 09.70 UT: m1=9.5, Dia.=2.0′, DC=6/... 20-cm Dobson F6... Con Stoitsis (Clonbinane, Victoria, Australia) [Due to the conditions the comet seemed washed out. I couldn’t detect the tail visually]
2012 Oct. 09.26 UT: m1=8.6 CCD, Dia.=2.6′... 30.5-cm schmidt-cassegrain... Jakub Cerny [robotic telescope FRAM in Malargue, Argentina]
2012 Oct. 09.09 UT: m1=9.3, Dia.=3′, DC=6... 22-cm L (60x)... Marco Goiato (Araçatuba, Brasil)
2012 Oct. 09.09 UT: m1=9.5, Dia.=3′, DC=7, Tail= visible... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico)
2012 Oct. 09.08 UT: m1=9.1, Dia.=3′, DC=5... 20×100 B... Marco Goiato (Araçatuba, Brasil)
2012 Oct. 08.76 UT: m1=9.5, Dia.=4.3′, DC=6... 20.0-cm reflector... Man-To Hui (Luogang, Canton, China) [city lights and heavy haze... comet extremely close to a 10.7 mag star)
2012 Oct. 08.44 UT: m1=9.3... 25×100 B... David A. J. Seargent (Cowra, NSW, Australia)
2012 Oct. 08.10 UT: m1=9.2, Dia.=3′, DC=5... 22-cm L (60x)... Marco Goiato (Araçatuba, Brasil) [very near a star with m1:9.21]
2012 Oct. 07.98 UT: m1=10.3, Dia.=0′.5, DC=7... 18-cm L (57x)... Alexandre Amorim (Florianopolis, Brazil)
2012 Oct. 07.86 UT: m1=9.8, Dia.=2.1′, DC=4... 7-cm R (39x)... José J. Chambó (Realengo de la Plana, Valencia, España) [Cat=Tycho2, Met=Sidgwick, VLMag=5,5]
2012 Oct. 07.46 UT: m1=9.4, Dia.=3′, DC=5, Tail= 0.2 degrees in PA: 150 degrees... 25×100 B... David A. J. Seargent (Cowra, NSW, Australia) [Noticeably fainter through Swan band filter. In 25.4 reflector, condensation appeared elongated in direction of tail at 71x and, especially, at 114x)
2012 Oct. 07.20 UT: m1=9.2 CCD, Dia.=1.8′... 30.5-cm schmidt-cassegrain... Jakub Cerny [robotic telescope FRAM in Malargue, Argentina]
2012 Oct. 06.906 UT: m1=10.0, Dia.=1.5′, DC=6... 11.4-cm L f8 (43x)... Rob Kaufman (Bright, Victoria, Australia] [Small bright central condensation, small coma faintly elongated to south. Comparison stars checked using NOMAD1 data in ViZier. Method=M.]
2012 Oct. 06.89 UT: m1=9.2, Dia.=3′, DC=6, Tail= 6′... 20-cm SCT (98x)... Stephen McCann (Southampton, England)
2012 Oct. 06.80 UT: m1=9.2, Dia.=3′, DC=6... 10×50 B... Piotr Guzik (Wronin, Poland) [NELM ~6.5 mag, comet only faintly seen in 10x50B. Method=S. Cat=TK]
2012 Oct. 06.77 UT: m1=9.3... Dia.=2.5′, DC=7... 18×50 B... Timo Karhula (Virsbo, Sweden) [I could also glimpse comet 168P/Hergenrother with hand-held 10×50 binoculars where it was in the same FOV as Alpha Andromedae]
2012 Oct. 05.85 UT: m1=9.6, Dia.=5′, DC=6... 25×100 B... Juan José González (Ranedo de Curueño, alt. 1075 m, León, España) [En 20 -cm SCT (77x): m1=9.7. En evolución después del reciente outburst... m2=11.3 (Tycho-2). Débil coma externa: 6′, región interna más brillante: 1.5′. tail en abanico entre 140º y 190º, de longitud 0.15º en AP 165º. Cielo muy claro de montaña]
2012 Oct. 05.78 UT: m1=9.5, Dia.=3′, DC=7... 18×50 B... Timo Karhula (Virsbo, Sweden] [I first found comet 168P surprisingly bright with 25x100B. Small, condensed and with a 11.5 mag stellar nucleus. Estimated afterwards with Canon 18×50 IS binoculars]
2012 Oct. 04.42 UT: m1=10.1, Dia.=2.4’, DC=6... 25-cm L f:5 (39x)... Chris Wyatt (Walcha, NSW, Australia) [Outer coma appears tenuous while the inner coma is almost circular and bright with stellar central condensation. Elongation tends to spread broadly from outer coma to the South, with inner portion of the broad extension forming a faint tail approximately 2.5’ in length and less than 1’ in width, using averted vision. Inner coma and central condensation visible using Swan Band filter but outer coma and tail disappear using Swan Band filter. Method=M. Cat=TA]
2012 Oct. 03.46 UT: m1=9.8, Dia.=2′, DC=7... 20-cm L (67x)... Michael Mattiazzo (Castlemaine, Victoria, Australia) [Comet appears as a small but highly condensed object, with a hint of tail in pa:190]
2012 Sep. 30.89 UT: m1=10.4 CCD + V filter, Dia.=1.3′... 15-cm L f:5... Mieczyslaw Leszek Paradowski (Lublin, Poland) [Calibration stars registered on the same 9 frames taken from ASAS-3 (AU)]
2012 Sep. 24.67 UT: m1=10.8, Dia.=1.7’, DC=6/7... 25-cm L f:5 (39x)... Chris Wyatt (Walcha, NSW, Australia) [Coma has a bright central condensation with thin coma edges, appears to have a tail to the SW about 1.8’ in length and less than 1’ in width, best seen using averted vision. Coma does not appear to enhance with Swan Band filter. Method=M. Cat=TA]
2012 Sep. 23.23 UT: m1=11.1 (M), Dia.=2.5′, DC=7... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil)
2012 Sep. 23.20 UT: m1=11.3, Dia.=1.3′, DC=8... 30.5-cm reflector (115x)... Todd Augustyniak (Bartlett, IL, USA) [Very easy to see. Strongly condensed, near stellar false nucleus (m2=12.4)]
2012 Sep. 23.00 UT: m1=11.2, Dia.=2.8′, DC=5, Tail=  0.17 deg in PA: 200 deg ... 20.3-cm L f:5.9 (71x)... Mieczyslaw Leszek Paradowski (Dabrowa, Poland) [Comparison stars taken from APASS (AQ). Stellar central condensation]
2012 Sep. 22.11 UT: m1=11.2 CCD, Dia.=2.0′... 30.5-cm schmidt-cassegrain... Jakub Cerny [robotic telescope FRAM in Malargue, Argentina]
2012 Sep. 17.97 UT: m1=12.4, Dia.=1.1′, DC=5... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia) Bright and moderately condensed, easy to see
2012 Sep. 09.88 UT: m1=13.3, Dia.=1.3′, DC=3... 50.8-cm L (189x)... Sandor Szabo (Sopron, Hungary)
2012 Sep. 17.14 UT: m1=11.4 (S), Dia.=2.5′, DC=3... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil)
2012 Sep. 15.95 UT: m1=11.3, Dia.=1.9′, DC=4... 20.3-cm L f:5.9 (71x)... Mieczyslaw Leszek Paradowski (Dabrowa, Poland) [Comparison stars taken from APASS (AQ)]
2012 Sep. 15.90 UT: m1=12.3, Dia.=1.8′, DC=4/... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia)
2012 Sep. 15.78 UT: m1=12.9, Dia.=1.4′, DC=6/... 40.0-cm L f/4.5 (144x)... Seiichi Yoshida (Gunma, Japan)
2012 Sep. 13.95 UT: m1=10.9, Dia.=3.5′, DC=3... 20-cm SCT (77x)... Juan José González (Alto del Castro – Aralla, alt. 1720 m, León, España) [Después del reciente outburst el cometa muestra un mayor grado de condensación, siendo más brillante la región interna de la coma]
2012 Sep. 13.90 UT: m1=11.7, Dia.=2′... 32-cm reflector... Uwe Pilz (Leipzig, Germany)
2012 Sep. 13.90 UT: m1=11.9, Dia.=2.2′, DC=6/... 35-cm reflector (107x)... Jakub Cerny (Senohraby, Czech Republic)
2012 Sep. 13.85 UT: m1=12.9, Dia.=1.3′, DC=5... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia)
2012 Sep. 13.18 UT: m1=11.7 CCD, Dia.=1.9′... 30.5-cm schmidt-cassegrain... Jakub Cerny [robotic telescope FRAM in Malargue, Argentina]
2012 Sep. 13.13 UT: m1=14.13, DC=4... Visual Aperture 36″ F/3.5... Jean-François Viens (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Sep. 12.86 UT: m1=12.8, Dia.=1.6′, DC=3... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia)
2012 Sep. 11.86 UT: m1=12.6, Dia.=1.4′, DC=4... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia) [Moderately big and bright, diffuse]
2012 Sep. 10.14 UT: m1=11.4: (S), Dia.=2′, DC=2... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil)
2012 Sep. 06.90 UT: m1=11.2, Dia.=3.5′, DC=1/... 20-cm SCT (100x)... Juan José González (Llamas de Rueda, alt. 990 m, León, España) [Más brillante que lo esperado. Coma débil y difusa rodeando a la casi estelar condensación central, de m2=13.7 (APASS)]
Advertisements