Recent Comet Brightness Estimates

24P/Schaumasse
Total-magnitude and coma-diameter estimates:
2017 Aug. 29.24, 14.3, 0.2' (K. Hills, 0.5-m Newtonian reflector)

29P/Schwassmann-Wachmann
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.89, 12.1, 1.5' (C. Labordena, La Llacua, 0.2-m Ritchey-Chretien)
2017 Sep. 19.44, 11.7, 3' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 17.97, 12.0, 3' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 17.04, 12.0, 2.7' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 15.97, 11.8, 1.5' (C. Labordena, Castellfort, 0.25-m Newtonian reflector)
2017 Sep. 15.95, 12.0, 3.1' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 15.87, 11.5, 2' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Sep. 15.85, 12.6, 1.1' (C. Harder, Reinsehlen, Germany, 0.458-m Newtonian reflector)
2017 Sep. 15.44, 11.7, 2.5' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 15.25, 12.4, 1.8' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 13.96, 11.9, 2.8' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 13.85, 12.6, 0.9' (C. Harder, Jeersdorf, Germany , 0.303-m Newtonian reflector)
2017 Sep. 13.03, 12.1, 1.5' (M. Masek, 0.3-m Schmidt-Cassegrain)
2017 Sep. 13.03, 11.5, 1.8' (M. Masek, 0.3-m Schmidt-Cassegrain)
2017 Sep. 12.85, 12.2, 0.9' (C. Harder, Jeersdorf, Germany , 0.252-m Newtonian reflector)
2017 Sep. 11.05, 11.3, 2' (M. Goiato, 0.22-m Newtonian reflector)
2017 Sep. 10.90, 11.6, 1.8' (W. Kutschera, 0.54-m Newtonian reflector)
2017 Sep. 08.97, 11.3, 1.8' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 07.94, 11.2, 2' (M. Goiato, 0.22-m Newtonian reflector)
2017 Sep. 07.86, 11.0, 2' (N. Paul, Canary Island, Teide G40, 0.5-m Cassegrain reflector)
2017 Sep. 01.72, 12.1, 0.9' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 01.14, 12.6, 0.6' (R. Ramlow, 0.106-m refractor)
2017 Sep. 01.04, 11.7, 0.6' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Aug. 31.98, 11.7, 0.6' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 31.97, 11.8, 1' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 30.68, 12.0, 0.4' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 30.56, 12.4, 1' (C. Hergenrother, 0.51-m Ritchey-Chretien)
2017 Aug. 30.56, 11.5, 3.3' (C. Hergenrother, 0.51-m Ritchey-Chretien)
2017 Aug. 29.97, 11.8, 0.9' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 29.96, 12.0, 0.3' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 28.96, 12.2, 0.3' (J. Warell, Lindby Observatory (K60), Skurup, Sweden , 0.38-m Newtonian reflector)
2017 Aug. 28.96, 11.7, 1.1' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 28.95, 12.1, 0.4' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 28.91, 11.9, 0.5' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 28.87, 11.5, 2.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 26.97, 13.0, 1.1' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 26.06, 13.1, 1' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 25.00, 12.5, 0.7' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Aug. 24.87, 12.9, 1.4' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 23.97, 13.1, 1.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 23.45, 13.9, 1.1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 22.03, 12.5, 1.2' (K. Hills, 0.5-m Newtonian reflector)

41P/Tuttle-Giacobini-Kresak
Total-magnitude and coma-diameter estimates:
2017 Sep. 13.13, [17.0, -- (R. Ramlow, 0.25-m Newtonian reflector)

47P/Ashbrook-Jackson
Total-magnitude and coma-diameter estimates:
2017 Sep. 16.13, 16.0, 0.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.08, 16.0, 0.4' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 25.21, 16.4, 0.3' (K. Hills, 0.5-m Newtonian reflector)

49P/Arend-Rigaux
Total-magnitude and coma-diameter estimates:
2017 Sep. 16.03, 18.7, 0.2' (K. Hills, 0.5-m Newtonian reflector)

62P/Tsuchinshan
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.47, 13.9, 1.3' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 18.08, [14.5, 1.3' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 01.46, 17.0, 0.16' (R. Ramlow, 0.25-m Newtonian reflector)

65P/Gunn
Total-magnitude and coma-diameter estimates:
2017 Aug. 24.90, 15.1, 0.3' (K. Hills, 0.5-m Newtonian reflector)

71P/Clark
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.44, 12.4, 1.6' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 17.11, 12.4, 1.8' (R. Ramlow, 0.106-m refractor; 2.4' tail in p.a. 65)
2017 Sep. 15.42, 12.5, 1.2' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 10.86, 11.9, 1' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 24.39, 13.0, 2.6' (T. Lehmann, 0.106-m refractor)
2017 Aug. 23.43, 12.7, 1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 23.04, 11.1, 2' (M. Goiato, 0.22-m Newtonian reflector)

73P-BT/Schwassmann-Wachmann
Total-magnitude and coma-diameter estimates:
2017 Sep. 16.20, 15.9, 0.5' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.09, 15.7, 0.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 24.17, 16.3, 0.4' (K. Hills, 0.5-m Newtonian reflector)

90P/Gehrels
Total-magnitude and coma-diameter estimates:
2017 Aug. 24.14, 17.0, 0.2' (K. Hills, 0.5-m Newtonian reflector)

95P/Chiron
Total-magnitude and coma-diameter estimates:
2017 Sep. 15.06, 17.7, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 04.23, 17.6, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.05, 17.8, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 25.10, 17.9, 0.2' (K. Hills, 0.5-m Newtonian reflector)

96P/Machholz
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.38, 16.5, 0.18' (R. Ramlow, 0.51-m Newtonian reflector)
2017 Sep. 14.43, 16.8, 0.18' (R. Ramlow, 0.51-m Newtonian reflector)
2017 Sep. 10.42, 16.7, 0.19' (R. Ramlow, 0.51-m Newtonian reflector)
2017 Sep. 08.38, 16.9, 0.14' (R. Ramlow, 0.431-m Newtonian reflector)

139P/Vaisala-Oterma
Total-magnitude and coma-diameter estimates:
2017 Aug. 25.23, 18.5, 0.2' (K. Hills, 0.5-m Newtonian reflector)

145P/Shoemaker-Levy
Total-magnitude and coma-diameter estimates:
2017 Aug. 28.11, 13.7, 0.7' (K. Hills, 0.5-m Newtonian reflector)

174P/Echeclus
Total-magnitude and coma-diameter estimates:
2017 Sep. 16.21, 17.5, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.13, 18.3, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 24.15, 17.3, 0.2' (K. Hills, 0.5-m Newtonian reflector)

213P/Van Ness
Total-magnitude and coma-diameter estimates:
2017 Sep. 17.12, 14.4, 0.5' (R. Ramlow, 0.106-m refractor)
2017 Sep. 10.87, 14.2, 0.4' (K. Hills, 0.5-m Newtonian reflector)

217P/LINEAR
Total-magnitude and coma-diameter estimates:
2017 Sep. 18.05, 12.7, 1.5' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 01.77, 13.6, 0.9' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 01.46, 12.5, 1.1' (R. Ramlow, 0.106-m refractor; 4.3' tail in p.a. 273)
2017 Sep. 01.04, 12.0, 2' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 30.72, 12.9, 1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 30.04, 12.6, 1.3' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 26.17, 12.2, 0.5' (N. Paul, Canary Island, Teide G40, 0.5-m Cassegrain reflector)

240P/NEAT
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.45, 14.0, 1.1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 16.74, 14.3, 0.8' (R. Ramlow, 0.51-m Newtonian reflector; 2.1' tail in p.a. 305)
2017 Sep. 16.35, 14.4, 0.8' (M. Masek, 0.3-m Schmidt-Cassegrain; 0.9' tail in p.a. 312)
2017 Sep. 15.46, 14.0, 1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 03.79, 14.6, 0.8' (R. Ramlow, 0.4-m Newtonian reflector; 1.7' tail in p.a. 290)
2017 Sep. 01.74, 14.0, 0.8' (C. Wyatt, 0.25-m Newtonian reflector)

352P/Skiff
Total-magnitude and coma-diameter estimates:
2017 Sep. 14.12, 15.7, 0.7' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 31.16, 15.0, 0.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 24.20, 15.7, 0.4' (K. Hills, 0.5-m Newtonian reflector)

355P/LINEAR-NEAT
Total-magnitude and coma-diameter estimates:
2017 Sep. 13.19, 16.8, 0.4' (M. Masek, 0.3-m Schmidt-Cassegrain; 0.3' tail in p.a. 252)

C/2010 U3 (Boattini)
Total-magnitude and coma-diameter estimates:
2017 Aug. 29.21, 14.0, 0.5' (K. Hills, 0.5-m Newtonian reflector)

C/2011 KP36 (Spacewatch)
Total-magnitude and coma-diameter estimates:
2017 Aug. 28.10, 13.3, 0.4' (K. Hills, 0.5-m Newtonian reflector)

C/2015 ER61 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 18.01, 13.2, 1.8' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 16.06, 12.6, 1' (C. Labordena, Castellfort, 0.25-m Newtonian reflector)
2017 Sep. 15.98, 13.0, 1.3' (T. Karhula, Virsbo, Sweden, 0.305-m Newtonian reflector)
2017 Sep. 14.23, 12.9, 0.8' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 02.13, 11.2, 2' (C. Labordena, La Serra, 0.2-m Schmidt-Cassegrain)
2017 Sep. 01.07, 10.8, 3' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Sep. 01.03, 11.4, 1.8' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Sep. 01.00, 12.8, 1.5' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 31.41, 11.0, 1.8' (R. Ramlow, 0.106-m refractor; 41.0' tail in p.a. 270)
2017 Aug. 30.71, 13.1, 1.1' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 30.10, 12.3, 4.7' (T. Lehmann, 0.2-m Newtonian reflector; 0.65-deg tail in p.a. 267)
2017 Aug. 30.01, 11.4, 3.8' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 29.99, 12.7, 1.5' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 29.43, [10.8, -- (S. Aguirre, Sonora, Mex. , 0.2-m Schmidt-Cassegrain)
2017 Aug. 29.06, 11.8, 1.5' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 29.01, 11.5, 3' (J. Warell, Lindby Observatory (K60), Skurup, Sweden , 0.38-m Newtonian reflector)
2017 Aug. 28.98, 11.4, 4.2' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 27.06, 11.3, 1.8' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 25.17, 10.6, 3' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Aug. 25.05, 10.9, 2' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 23.80, 11.5, 9' (T. Lehmann, 0.4-m Newtonian reflector; 0.46-deg tail in p.a. 267)
2017 Aug. 22.18, 12.1, 0.57' (N. Paul, Canary Island, Teide G40, 0.5-m Cassegrain reflector)

C/2015 O1 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.11, 14.2, 0.6' (R. Ramlow, 0.25-m Newtonian reflector; 1.8' tail in p.a. 105)
2017 Sep. 10.96, 13.7, 0.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 07.16, 14.4, 0.7' (R. Ramlow, 0.106-m refractor)
2017 Aug. 23.88, 14.1, 0.5' (T. Karhula, Virsbo, Sweden, 0.305-m Newtonian reflector)

C/2015 V1 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 16.15, 14.9, 0.7' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 24.11, 15.2, 0.5' (K. Hills, 0.5-m Newtonian reflector)

C/2015 V2 (Johnson)
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.43, 11.4, 3.3' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 15.41, 11.0, 2.4' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 15.02, 12.4, 0.8' (M. Masek, 0.3-m Schmidt-Cassegrain)
2017 Sep. 15.01, 12.1, 0.8' (M. Masek, 0.3-m Schmidt-Cassegrain)
2017 Sep. 08.38, 10.5, 4.1' (R. Ramlow, 0.106-m refractor; 6.3' tail in p.a. 5)
2017 Sep. 07.93, 10.4, 3' (M. Goiato, 0.22-m Newtonian reflector)
2017 Sep. 02.38, 10.2, 10' (T. Lehmann, 0.106-m refractor)
2017 Aug. 28.38, 9.7, 14' (T. Lehmann, 0.106-m refractor)
2017 Aug. 23.43, 10.3, 4.2' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 23.39, 9.6, 15' (T. Lehmann, 0.106-m refractor)
2017 Aug. 22.04, 9.7, 4' (M. Goiato, 0.22-m Newtonian reflector)

C/2015 VL62
Total-magnitude and coma-diameter estimates:
2017 Sep. 18.03, 15.0, 0.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 09.29, 14.9, 0.6' (R. Ramlow, 0.61-m Newtonian reflector; 2.6' tail in p.a. 72)
2017 Aug. 30.70, 13.6, 0.9' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 28.99, 12.5, 1' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 28.98, 12.8, 1' (J. Warell, Lindby Observatory (K60), Skurup, Sweden , 0.38-m Newtonian reflector)
2017 Aug. 28.97, 13.3, 1.8' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 28.95, 14.2, 1.2' (T. Lehmann, 0.2-m Newtonian reflector; 0.09-deg tail in p.a. 69)
2017 Aug. 28.93, 13.5, 0.8' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.87, 14.2, 1.1' (T. Lehmann, 0.2-m Newtonian reflector; 0.09-deg tail in p.a. 69)
2017 Aug. 26.06, 13.6, 0.6' (N. Paul, Canary Island, Teide G40, 0.5-m Cassegrain reflector)
2017 Aug. 23.91, 14.2, 0.5' (T. Karhula, Virsbo, Sweden, 0.305-m Newtonian reflector)
2017 Aug. 23.44, 13.7, 0.7' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 22.14, 12.9, 2' (M. Goiato, 0.22-m Newtonian reflector)

C/2016 M1 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 19.11, 14.0, 0.8' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 15.91, 14.2, 1' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 11.13, 14.5, 0.7' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 08.93, 14.6, 1.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 05.20, 14.6, 0.7' (R. Ramlow, 0.106-m refractor)
2017 Aug. 29.90, 15.1, 1' (T. Lehmann, 0.2-m Newtonian reflector)
2017 Aug. 29.84, 15.2, 0.9' (T. Lehmann, 0.2-m Newtonian reflector)
2017 Aug. 27.86, 15.1, 0.9' (T. Lehmann, 0.2-m Newtonian reflector)
2017 Aug. 26.84, 15.4, 0.6' (T. Lehmann, 0.2-m Newtonian reflector)
2017 Aug. 24.91, 15.2, 0.8' (T. Lehmann, 0.2-m Newtonian reflector)
2017 Aug. 24.85, 15.2, 0.8' (T. Lehmann, 0.2-m Newtonian reflector)

C/2016 N4 (MASTER)
Total-magnitude and coma-diameter estimates:
2017 Sep. 17.88, 14.8, 0.8' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 15.24, 14.6, 0.6' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 14.02, 14.9, 0.7' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 27.98, 15.4, 0.5' (K. Hills, 0.5-m Newtonian reflector)

C/2016 N6 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 11.12, 15.4, 0.5' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Sep. 08.96, 15.0, 0.3' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 02.14, 15.4, 0.35' (R. Ramlow, 0.25-m Newtonian reflector)
2017 Aug. 30.12, 15.8, 0.7' (T. Lehmann, 0.51-m Newtonian reflector; 0.01-deg tail in p.a. 96)
2017 Aug. 29.88, 14.6, 0.5' (K. Hills, 0.5-m Newtonian reflector)

C/2016 R2 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 18.04, 13.9, 1.7' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 01.05, 13.9, 1' (P. Guzik, 0.326-m Newtonian reflector)
2017 Aug. 22.80, 14.4, 2.1' (T. Lehmann, 0.4-m Newtonian reflector; 0.04-deg tail in p.a. 246)

C/2017 D2 (Barros)
Total-magnitude and coma-diameter estimates:
2017 Sep. 18.02, 15.4, 0.3' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 12.23, 16.0, 0.5' (R. Ramlow, 0.106-m refractor)
2017 Sep. 10.94, 15.0, 0.5' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 27.95, 14.9, 0.6' (K. Hills, 0.5-m Newtonian reflector)

C/2017 K2 (PANSTARRS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 20.17, 19.1, -- (G. van Buitenen, Auberry California, US (U69), 0.61-m Ritchey-Chretien)
2017 Sep. 19.17, 19.2, -- (G. van Buitenen, Auberry California, US (U69), 0.61-m Ritchey-Chretien)
2017 Sep. 12.90, 17.8, 0.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 29.03, 18.3, 0.2' (K. Hills, 0.5-m Newtonian reflector)

C/2017 K6 (Jacques)
Total-magnitude and coma-diameter estimates:
2017 Sep. 13.14, 15.7, 0.3' (M. Masek, 0.3-m Schmidt-Cassegrain; 3.2' tail in p.a. 269)

C/2017 M4 (ATLAS)
Total-magnitude and coma-diameter estimates:
2017 Sep. 17.05, 17.2, 0.3' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 09.87, 16.7, 0.3' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 30.04, 17.1, 0.3' (K. Hills, 0.5-m Newtonian reflector)

C/2017 O1 (ASASSN1)
Total-magnitude and coma-diameter estimates:
2017 Sep. 21.39, 10.4, -- (S. Aguirre, Son, Mex., 0.2-m Schmidt-Cassegrain)
2017 Sep. 20.40, 9.2, 6' (C. Hergenrother, 30x125 binoculars)
2017 Sep. 20.39, 10.3, 2' (S. Aguirre, Sonora, Mex., 0.2-m Schmidt-Cassegrain)
2017 Sep. 20.04, 9.0, 7' (C. Labordena, La Llacua, 0.2-m Ritchey-Chretien)
2017 Sep. 20.02, 10.1, 3.5' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Sep. 18.90, [ 8.9, 3' (M. Paradowski, Smugi, Poland, 15x70 binoculars)
2017 Sep. 18.87, 11.5, -- (A. Geiss, 0.152-m Newtonian reflector)
2017 Sep. 18.39, [ 8.8, -- (S. Aguirre, Sonora, Mex., 0.2-m Schmidt-Cassegrain)
2017 Sep. 18.38, 9.0, 5' (C. Hergenrother, 30x125 binoculars)
2017 Sep. 18.00, 10.2, 10.5' (J. Cerny, 0.355-m Newtonian reflector)
2017 Sep. 17.39, [ 9.5, -- (S. Aguirre, Sonora, Mex., 0.2-m Schmidt-Cassegrain)
2017 Sep. 17.09, 8.7, 7' (C. Labordena, Castellfort, 11x80 binoculars)
2017 Sep. 17.08, 8.9, 7' (C. Labordena, Castellfort, 0.15-m Newtonian reflector)
2017 Sep. 17.02, 9.4, 5' (C. Harder, Jeersdorf, Germany , 0.303-m Newtonian reflector)
2017 Sep. 16.23, 11.3, 5.6' (K. Hills, 0.5-m Newtonian reflector)
2017 Sep. 16.12, 10.7, 3.8' (W. Kutschera, 0.25-m Newtonian reflector)
2017 Sep. 16.01, 8.2, 9' (J. Gonzalez Suarez, 10x50 binoculars)
2017 Sep. 16.00, 8.3, 9' (J. Gonzalez Suarez, 25x100 binoculars)
2017 Sep. 15.94, 9.6, 5' (C. Harder, Reinsehlen, Germany, 0.303-m Newtonian reflector)
2017 Sep. 15.21, 9.3, 5' (M. Goiato, 0.22-m Newtonian reflector)
2017 Sep. 15.08, 9.7, 3.9' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Sep. 04.46, 9.4, 9.5' (R. Ramlow, 0.106-m refractor)
2017 Sep. 04.17, 8.9, 5.4' (N. Paul, Canary Island, Teide G40, 0.5-m Cassegrain reflector)
2017 Sep. 03.18, 11.1, 5' (W. Kutschera, 0.51-m Newtonian reflector)
2017 Sep. 03.06, 9.4, 5.1' (C. Harder, Jeersdorf, Germany , 0.252-m Newtonian reflector)
2017 Sep. 02.45, 9.4, 9' (R. Ramlow, 0.106-m refractor)
2017 Sep. 02.15, 9.3, 5' (C. Labordena, La Serra, 0.2-m Schmidt-Cassegrain)
2017 Sep. 02.13, 10.4, 3.4' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Sep. 02.05, 9.9, 4.5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Sep. 01.75, 10.0, 6.4' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Sep. 01.09, 8.6, 8' (J. Gonzalez Suarez, 25x100 binoculars)
2017 Sep. 01.08, 9.1, 6' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Sep. 01.06, 9.9, 2.9' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Sep. 01.06, 9.9, 2.5' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Sep. 01.05, 9.8, 4.5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Sep. 01.03, 8.8, 12' (P. Guzik, 10x50 binoculars)
2017 Aug. 31.46, 9.3, 21' (T. Lehmann, 0.106-m refractor; 0.08-deg tail in p.a. 249)
2017 Aug. 31.43, 9.5, 5' (C. Hergenrother, 30x125 binoculars)
2017 Aug. 31.40, 9.6, 6.2' (R. Ramlow, 0.15-m refractor)
2017 Aug. 31.13, 10.4, 3' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Aug. 31.06, 9.9, 2.5' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Aug. 30.71, 9.9, 5.8' (C. Wyatt, 0.25-m Newtonian reflector)
2017 Aug. 30.43, 10.1, 2.6' (S. Aguirre, Sonora, Mex., 0.2-m Schmidt-Cassegrain)
2017 Aug. 30.09, 9.1, 5' (M. Paradowski, Dąbrowa, Poland, 0.068-m refractor)
2017 Aug. 30.05, 9.9, 3' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Aug. 30.04, 9.4, 5' (M. Lehký, 25x100 binoculars)
2017 Aug. 30.02, 10.2, 7.1' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 30.02, 9.2, 9' (G. Scheerle, 0.235-m Schmidt-Cassegrain)
2017 Aug. 30.00, 9.6, 6' (P. Guzik, 10x50 binoculars)
2017 Aug. 29.44, [10.1, -- (S. Aguirre, Sonora, Mex., 0.2-m Schmidt-Cassegrain)
2017 Aug. 29.14, 9.4, 6' (G. Scheerle, 9x63 binoculars)
2017 Aug. 29.08, 9.5, 5' (M. Lehký, 25x100 binoculars)
2017 Aug. 29.07, 9.9, 3.4' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Aug. 29.06, 9.4, 4' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 29.06, 9.8, 3.5' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Aug. 29.03, 9.7, 5' (J. Warell, Lindby Observatory (K60), Skurup, Sweden , 0.38-m Newtonian reflector)
2017 Aug. 28.99, 10.5, 7.7' (J. Cerny, 0.355-m Newtonian reflector)
2017 Aug. 28.12, 9.7, 14' (T. Lehmann, 0.075-m reflector)
2017 Aug. 28.09, 11.1, 3.2' (K. Hills, 0.5-m Newtonian reflector)
2017 Aug. 28.08, 9.5, 4.2' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Aug. 28.03, 9.9, 5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 27.98, 10.5, 2' (J. Warell, Lindby Observatory (K60), Skurup, Sweden , 20x100 binoculars)
2017 Aug. 27.07, 9.8, 3.5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 27.05, 9.8, 4' (T. Karhula, Virsbo, Sweden, 25x100 binoculars)
2017 Aug. 25.45, 9.8, 3' (C. Hergenrother, 30x125 binoculars)
2017 Aug. 25.15, 8.7, 8' (J. Gonzalez Suarez, 25x100 binoculars)
2017 Aug. 25.14, 9.0, 6' (J. Gonzalez Suarez, 0.203-m Schmidt-Cassegrain)
2017 Aug. 25.08, 9.6, 4.5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 25.05, 9.9, 2.5' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Aug. 24.13, 9.4, 7' (G. Scheerle, 9x63 binoculars)
2017 Aug. 24.11, 10.5, 4.1' (M. Collins, Everton, 0.254-m Schmidt-Cassegrain)
2017 Aug. 24.05, 10.0, 3' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)
2017 Aug. 23.06, 10.3, 3.5' (C. Harder, Rindby/DK, 0.252-m Newtonian reflector)
2017 Aug. 22.21, 9.9, 4' (M. Goiato, 0.22-m Newtonian reflector)
2017 Aug. 22.07, 9.6, 5.4' (M. Paradowski, Dąbrowa, Poland, 0.05-m reflector)
2017 Aug. 22.01, 10.1, 2.5' (M. Kwinta, Krakow, 0.185-m Newtonian reflector)