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* * * * * C/2020 F3 (NEOWISE) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2020 9 22.40 S 10.6 AQ 25.0L 74 3 3 WYA Walcha, NSW (Moonlight. Very diffuse. Altitude 18.9°.) 2020 9 8.41 M 9.0 TK 25.0L 40 7 4 36m 59 WYA Walcha, NSW (Faint tail. Diffuse coma, small opaque centre.) 2020 9 7.86 S 8.9:TK 20.3T 77 6 2/ GON Alto del Castro, León (Altitude 9°. Mag. 7.7 star in coma.) 2020 9 7.42 S 9.0 AA 8.0B 15 SEA Cowra, NSW 2020 9 7.39 M 8.7 TK 25.0L 40 8.4 4 32m 63 WYA Walcha, NSW (Faint tail visible. Large semi-transparent coma, opaque inner coma that is moderately condensed. Enhances well in Swan Band filter.) 2020 9 6.93 S 9.5 TK 22.0L 60 3 2/ GOI Araçatuba 2020 9 6.41 B 9.0 AA 10.0B 25 SEA Cowra, NSW 2020 8 25.85 S 8.6 AQ 40.7L 72 7 3 BIV 2020 8 24.89 S 7.9 TK 20.3T 77 5 4 GON Collado del Fresno - Aramo, Asturias (Altitude 13°. Some moonlight interference.) 2020 8 24.38 M 8.0 TK 7.0B 15 8 4 WYA Walcha, NSW (Moonlight. Diffuse, moderately condensed centre.) 2020 8 23.93 S 8.1 TK 10.0B 20 5 4 GOI Araçatuba (Moonlight.) 2020 8 22.97 S 8.1 TK 10.0B 20 5 4/ GOI Araçatuba (Moonlight.) 2020 8 21.87 S 8.0 HV 5.0B 7 9 4 BIV 2020 8 21.866 S 7.9 HI 8.0B 15 5.5 3/ BOU Westerwijtwerd (Altitude comet 9.5° with Sun at -15.6°.) 2020 8 21.85 S 8.0 TK 40.7L 72 6 4 0.5 50 BIV 2020 8 19.87 S 7.5 HV 5.0B 7 9 3 BIV 2020 8 18.88 S 7.3 TK 20.0L 42 & 7 5 SCH Eerbeek (Altitude 10°, Sun at -17°.) 2020 8 18.88 S 7.4 HV 5.0B 7 12 5 BIV 2020 8 18.872 S 7.5 HI 8.0B 15 6.5 4 BOU Westerwijtwerd (Altitude comet 10.6° with Sun at -15.6°.) 2020 8 14.86 S 6.9 HV 5.0B 7 12 4 0.6 60 BIV 2020 8 13.91 S 7.1 TK 5.0B 10 7 6 1.2 GON Alto del Trichero, León (Dust fanned tail spanning from 40 deg. to 100 deg.) 2020 8 13.89 S 6.8 HV 5.0B 7 12 5 BIV 2020 8 13.37 M 6.6 AA 10.0B 25 8 5 2: 80 SEA Cowra, NSW 2020 8 12.90 S 6.7 HV 5.0B 7 12 5 BIV 2020 8 11.90 S 6.4 HV 5.0B 7 12 5 BIV 2020 8 10.95 S 6.4 HD 5.0B 7 4 4 GOI Araçatuba 2020 8 10.88 S 6.7 TK 8.0B 15 & 8 5 SCH Eerbeek (Altitude 17°. Twilight, altitude Sun -15°.) 2020 8 10.878 S 7.0 TK 8.0B 15 5.5 3 DIJ Burlage 2020 8 9.92 S 6.2 HD 5.0B 7 5 4 GOI Araçatuba 2020 8 9.89 aS 6.6 TK 8.0B 15 & 6 5 SCH Eerbeek (Altitude 15.8°. Comet close to 70 Vir [15’]. Twilight, altitude Sun -16°.) 2020 8 9.879 S 7.0 TK 8.0B 15 5.6 3/ DIJ Burlage 2020 8 8.94 S 6.2 HD 5.0B 7 5 4 GOI Araçatuba 2020 8 8.93 M 6.3 HD 10.0B 20 4 5 1 95 GOI Araçatuba 2020 8 7.94 M 6.1 HD 5.0B 7 5 4/ GOI Araçatuba 2020 8 7.890 M 6.2 YG 8.0B 15 4.5 5 0.7 85 BOU Sint Annen (Comet altitude 16.5°. Twilight with Sun at -14.6°.) 2020 8 7.881 S 6.3 TK 8.0B 15 3.8 5 DIJ Burlage 2020 8 7.88 S 6.0 TK 5.6B 8 & 8 6 SCH Bussloo (Altitude 19.4°. No hint dust tail.) 2020 8 7.877 S 6.3 TK 5.0B 10 4 6 LOO Genk (Moonlight. Twilight.) 2020 8 7.84 M 6.7 TJ 5.6B 8 8 5 LEG Gliwice 2020 8 6.92 M 6.0 HD 5.0B 7 5 4/ GOI Araçatuba 2020 8 6.90 S 5.8 TK 5.6B 8 & 8 6 SCH Eerbeek (Altitude 16.5°. Moon low above horizon. Twilight, altitude Sun -16°. Hint of broad dusttail.) 2020 8 6.896 M 6.1 YG 8.0B 15 5 6 0.6 85 BOU Sint Annen (Altitude comet 16.2°. Moonlight. Twilight with Sun at -15.0°. Broad, very faint dust tail.) 2020 8 6.89 S 5.7 HV 5.0B 7 10 6 1.0 90 BIV 2020 8 5.903 M 6.0 YG 8.0B 15 4.5 6 0.8 80 BOU Sint Annen (Moonlight. Altitude comet 15.5°. Tail broad and very faint.) 2020 8 5.89 S 5.8 TK 8.0B 15 & 8 6 SCH Eerbeek (Altitude 20°. Nearly full Moon low above horizon. Twilight [altitude Sun -14°]. Hint of broad dust tail.) 2020 8 5.89 S 5.7 HV 5.0B 7 12 5 BIV 2020 8 5.886 S 6.0 TK 5.0B 10 4 7 LOO Genk (Moonlight. Twilight.) 2020 8 5.83 M 5.9 TJ 6.0B 20 4 6 LEG Gliwice 2020 8 5.37 B 5.3 AA 10.0B 25 1.7 80 SEA Cowra, NSW (Slightly enhanced through Swan Band filter. Glimpsed with naked eye. Tail appeared broad.) 2020 8 5.35 M 5.9 TK 7.0B 15 9 5/ 1.0 88 WYA Walcha, NSW (Twilight. Faint and broad fanning tail visible, curving to the NE. Semi-transparent outer coma, opaque inner coma, aqua-blue in colour.) 2020 8 4.92 M 5.8 HD 5.0B 7 5 4/ GOI Araçatuba 2020 8 4.91 M 5.9 HD 10.0B 20 4 5/ 1 95 GOI Araçatuba 2020 8 4.88 S 5.8 HV 5.0B 7 10 5 BIV 2020 8 4.877 S 6.0 TK 5.0B 10 4 6 LOO Genk (Moonlight. Twilight.) 2020 8 3.93 M 5.7 HD 5.0B 7 4 5 GOI Araçatuba 2020 8 3.91 S 5.9 HV 5.0B 7 12 5 BIV (Moonlight.) 2020 8 2.94 M 5.6 HD 5.0B 7 5 4/ GOI Araçatuba (Moonlight.) 2020 8 2.93 M 5.7 HD 10.0B 20 4 6/ 1 90 GOI Araçatuba (Moonlight.) 2020 8 2.888 M 5.6 TK 5.0B 10 6 7 DIJ Delfzijl, The Netherlands (Moonlight. Twilight.) 2020 8 2.882 S 5.4 TK 5.0B 10 4 7 0.5 LOO Genk (Moonlight. Twilight.) 2020 8 2.87 S 5.8 HV 5.0B 7 12 5 BIV 2020 8 2.35 M 5.1 TK 7.0B 15 6.5 5/ 30m 84 WYA Walcha, NSW (Bright moonlight. Faint tail visible.) 2020 8 1.95 M 5.5 HD 5.0B 7 4 5 GOI Araçatuba (Moonlight.) 2020 8 1.93 S 5.1 TK 5.6B 8 & 8 7 SCH Eerbeek (Moonlight. Cirrus clouds. No tail visible due to moonlight.) 2020 8 1.921 M 5.6 TK 8.0B 15 3.5 6/ DIJ Burlage (Moonlight.) 2020 8 1.915 M 5.4 YG 5.0B 10 5.5 5/ 1 80 BOU Zuidwolde (Moonlight. Altitude comet 16.7°.) 2020 8 1.35 M 5.1 TK 7.0B 15 6.5 5/ 39m 80 WYA Walcha, NSW (Bright moonlight. Faint tail visible.) 2020 7 31.939 M 5.5 TK 8.0B 15 3.5 6/ DIJ Burlage (Moonlight.) 2020 7 31.93 M 5.3 HD 5.0B 7 5 5 20m 90 GOI Araçatuba (Moonlight.) 2020 7 31.92 S 4.9 TK 5.6B 8 &10 6 SCH Bussloo (Moonlight. Cirrus clouds. Broad dust tail of about 0.5° in p.a. 40-95 deg.) 2020 7 31.917 M 5.2 YG 5.0B 10 6 6 2.5 80 BOU Zuidwolde (Moonlight. Altitude comet 17.1°.) 2020 7 30.93 M 5.1 HD 5.0B 7 5 6 0.5 90 GOI Araçatuba (Moonlight, clouds.) 2020 7 30.928 M 4.9 YG 5.0B 10 5 6 2 75 BOU Zuidwolde (Moonlight. Altitude comet 15.9°.) 2020 7 30.92 S 4.8 TK 5.6B 8 &10 7 SCH Eerbeek (Moonlight. Broad dust tail of about 3° in p.a. 35-85 deg.) 2020 7 30.91 S 4.9 HV 5.0B 7 10 6 2.0 70 BIV 2020 7 30.885 S 5.1 TK 5.0B 7 3 7 2 LOO Genk (Twilight. Moonlight.) 2020 7 30.36 B 4.8 AA 10.0B 25 1: 100 SEA Cowra, NSW (Tail difficult to see in moonlight, but possibly quite broad. Coma enhanced through Swan Band filter.) 2020 7 30.34 M 5.2 TK 7.0B 15 8 5/ 45m 80 WYA Walcha, NSW (Moonlight. Faint tail visible.) 2020 7 29.932 M 4.7 YG 5.0B 10 5.5 7 2.5 75 BOU Zuidwolde (Moonlight. Altitude comet 15.8°.) 2020 7 29.911 aM 5.1 TK 8.0B 15 5.5 7/ 2.5 73 DIJ Burlage (Moonlight.) 2020 7 29.898 S 4.8 TK 5.0B 7 3 7 2 LOO Genk (Moonlight. Twilight. Comet altitude 22°.) 2020 7 29.84 M 4.9 TJ 5.0B 7 5 7 0.5 83 LEG Gliwice 2020 7 29.36 B 4.6 AA 10.0B 25 SEA Cowra, NSW (Tail of approx. 1 degree faintly visible in bright moonlight. "Extreme" B method used, comet and comparison star images placed out of focus almost to extinction.) 2020 7 29.35 wM 5.0 TK 7.0B 15 6.4 5 50m 74 WYA Walcha, NSW (Faint tail visible slightly curving to the North.) 2020 7 28.94 aM 4.7 HD 5.0B 7 6 6/ 2 80 GOI Araçatuba (Moonlight. Comet altitude 16°.) 2020 7 28.93 aM 4.8 HD 10.0B 20 5 7 1.5 80 GOI Araçatuba (Moonlight. Comet altitude 17°.) 2020 7 28.91 $B 4.3 HV 0.0E 1 10 5 BIV 2020 7 28.91 $S 4.7 HV 5.0B 7 8 6 4.0 BIV 2020 7 27.93 sM 4.5 HD 5.0B 7 6 6/ 3 80 GOI Araçatuba (Moonlight. Comet altitude 15°.) 2020 7 27.92 sM 4.6 HD 10.0B 20 5 7 2 80 GOI Araçatuba (Nautical twilight. Moonlight. Comet altitude 17°.) 2020 7 27.90 $B 4.6 HV 5.0B 7 6 7 2.0 BIV 2020 7 27.893 S 5.0 TK 5.0B 10 3 8 3 LOO Genk (Moonlight. Twilight. Altitude comet 24° with Sun at -13.7°.) 2020 7 26.948 aM 4.2 YG 5.0B 10 5 7 5.5 65 BOU Westerwijtwerd. (Dust tail. Altitude comet 15.2°.) 2020 7 26.94 $S 4.1 HV 0.0E 1 10 6 6 BIV 2020 7 26.93 sM 4.3 HD 5.0B 7 5 6 2 75 GOI Araçatuba (Moonlight. Comet altitude 12°.) 2020 7 26.92 sM 4.4 HD 10.0B 20 4 7 1.5 75 GOI Araçatuba (Nautical twilight. Moonlight. Comet altitude 14°.) 2020 7 26.913 M 4.0 TK 5.0B 10 8 7/ 5 60 DIJ Burlage (Moonlight.) 2020 7 26.89 $B 4.3 HV 5.0B 7 5 7 4.0 70 BIV 2020 7 26.41 M 3.6 TK 8.0B 20 3 7 3.5 50 CAM Katherine, NT 2020 7 25.92 sM 4.3 HD 5.0B 7 5 7 GOI Araçatuba (Nautical twilight. Moonlight. Thin clouds. Light polution. Comet altitude 11°.) 2020 7 25.91 sM 4.4 HD 10.0B 20 4 7 1.5 70 GOI Araçatuba (Civil twilight. Moonlight. Thin clouds. Light polution. Comet altitude 12°.) 2020 7 25.41 I 3.3 TK 0.6E 1 CAM Katherine, NT 2020 7 25.41 M 3.5 TK 8.0B 20 2 7 3.5 50 CAM Katherine, NT 2020 7 24.965 I 3.5 TK 0.0E 1 7 11 44 DIJ Burlage 2020 7 24.96 M 4.3 TK 5.0B 10 6 8/ 9 60 GON Alto del Castro - Aralla, León (Naked eye dust tail 13°. Altitude 18°.) 2020 7 24.958 M 4.0 TK 5.0B 10 12 8 7.5 61 DIJ Burlage 2020 7 24.939 aM 3.9 YG 5.0B 10 6 7 5 55 BOU Sint Annen (Dust tail. Altitude comet 18.7° with Sun at -15.0°. Twilight.) 2020 7 24.93 $S 4.6 HV 5.0B 7 5 7 2.0 65 BIV 2020 7 24.93 sM 3.9 HD 5.0B 7 5 7 4.0 65 GOI Araçatuba (Comet altitude 6°.) 2020 7 24.92 sM 4.0 HD 10.0B 20 4 7 2.0 65 GOI Araçatuba (Nautical twilight. Comet altitude 7°.) 2020 7 24.41 I 3.1 TK 0.6E 1 CAM Katherine, NT 2020 7 24.41 M 3.3 TK 8.0B 20 2 7 4.0 50 CAM Katherine, NT 2020 7 23.91 sM 4.3 HD 10.0B 20 4 7 60m 60 GOI Araçatuba (Civil twilight. Comet altitude 7°.) 2020 7 23.41 M 3.0 TK 8.0B 20 2 7 CAM Katherine, NT 2020 7 22.94 aS 3.8 TK 0.0E 1 & 3 6 11 35 SCH Eerbeek (Dust tail. Altitude comet 16.6° with Sun at -16°. Twilight.) 2020 7 22.922 aS 3.6 TK 5.0B 10 3 8 6 LOO Genk (Twilight. Altitude comet 18.2° with Sun at -15.8°.) 2020 7 22.86 M 3.1 TJ 5.0B 7 8 8 2.7 55 LEG Gliwice 2020 7 21.968 M 3.1 TK 5.0B 10 7/ 2.5 69 DIJ Burlage (Also dust tail 8.5° long.) 2020 7 21.96 $S 3.4 HV 0.0E 1 5 7 9 BIV 2020 7 21.96 $B 3.9 HV 5.0B 7 6 7 8.0 35 BIV 2020 7 21.958 I 3.0 TK 0.0E 1 7 DIJ Burlage 2020 7 21.94 aS 3.8 TK 0.0E 1 & 3 6 11 35 SCH Eerbeek (Dust tail. Altitude comet 16.7° with Sun at -16°. Twilight.) 2020 7 21.924 aS 3.5 TK 5.0B 10 3 8 5 LOO Genk (Twilight. Altitude comet 17.4° with Sun at -15.8°.) 2020 7 21.86 M 3.1 TJ 5.0B 7 8 7 3.5 60 LEG Gliwice 2020 7 20.98 $S 3.2 HV 0.0E 1 5 7 9 35 BIV 2020 7 20.979 aS 3.3 TK 5.0B 10 3 7 5 LOO Genk (Altitude comet 11.2°.) 2020 7 20.973 aI 3.2 YG 0.0E 1 8 12 BOU Sint Annen (Long, slightly curving dust tail visible. Altitude comet 13.6° with Sun at -16.2°.) 2020 7 20.969 aM 3.2 YG 5.0B 10 7 7.5 30 BOU Sint Annen (Dust tail. Also very faint gas tail 6° in p.a. 44 deg. Altitude comet 14.0° with Sun at -16.1°.) 2020 7 20.958 I 3.0 TK 0.0E 1 7/ 10 DIJ Burlage 2020 7 20.944 M 3.0 TK 5.0B 10 7 8 5.4 44 DIJ Burlage (Also dust tail 7° long.) 2020 7 20.94 aS 3.5 TK 0.0E 1 & 3 6 6 10 SCH Eerbeek (Dust tail. Altitude comet 15.6° with Sun at -16°.) 2020 7 20.92 $B 3.8 HV 5.0B 7 4 7 8.0 30 BIV 2020 7 20.91 I 3.5 TK 0.0E 1 8/ 12 30 GON Alto del Castro - Aralla, León (Dust tail. In 10x50B ion tail 10° in p.a. 40 deg. Altitude 18°. Astronomical twilight.) 2020 7 19.48 I 3.3:YG 6.6R 10 8 YOS Yokohama, Kanagawa (Through thin clouds. Comet NEOWISE looks great with a tail, even in the bad sky condition.) 2020 7 18.95 $B 2.9 HV 0.0E 1 4 7 14 0 BIV 2020 7 18.906 M 3.4 TK 5.0B 10 3 7 4 LOO Genk (Twilight. Hazy sky. Altitude comet 16.8°. Comet close to ι UMa.) 2020 7 18.88 $B 3.2 HV 5.0B 7 3.5 7 4.0 BIV 2020 7 17.971 sI 2.1 TK 0.0E 1 9 6.5 DIJ Burlage 2020 7 17.968 sM 2.4 TK 5.0B 10 4.5 8 8.9 357 DIJ Burlage 2020 7 17.96 $S 2.9 HV 5.0B 7 2 8 8.0 0 BIV 2020 7 17.95 $B 2.6 HV 0.0E 1 3 7 12 330 BIV 2020 7 17.913 aM 2.5:TK 0.0E 1 8 LOO Genk (Twilight. Altitude comet 14.8°. In 10x50B, dust tail 4°.) 2020 7 17.91 I 2.5:TK 0.0E 1 8/ 15 10 GON Cobertoria - Bildeo, Asturias (Also in 10x50B ion tail 8° in p.a. 20 deg. Altitude 14°. Astronomical twilight.) 2020 7 16.91 aI 2.3:TK 0.0E 1 8/ 17 0 GON Cueto Rosales, León (Dust tail. In 10x50B also ion tail 8° in p.a. 10 deg. Low altitude 11°. Astronomical twilight.) 2020 7 16.89 aS 2.8 TK 0.0E 1 & 2 7 > 2 350 SCH Eerbeek (Dust tail of more than 2 degrees visible. Altitude comet 16.5° and Sun -10.5°. Twilight.) 2020 7 15.954 aI 2.2 HI 0.0E 1 8 9 BOU Zuidwolde (Twilight with Sun at -14.8° and comet at 11.6° altitude.) 2020 7 15.949 aM 2.4 HI 5.0B 10 3.5 7/ 5.5 355 BOU Zuidwolde (Twilight with Sun at -14.5° and comet at 11.8° altitude.) 2020 7 15.944 aM 1.9 TK 5.0B 10 4 8 8 342 DIJ Burlage 2020 7 15.931 aI 1.4 TK 0.0E 1 8/ 12 347 DIJ Burlage 2020 7 15.017 aM 1.9 TK 5.0B 10 8 12 349 DIJ Burlage 2020 7 15.010 aI 1.7 TK 0.0E 1 8/ 10 DIJ Burlage 2020 7 14.972 aI 2.1 HI 0.0E 1 8 9 BOU Zuidwolde (Twilight with Sun at -15.1° and comet at 10.1° altitude.) 2020 7 14.967 aM 2.2 HI 5.0B 10 2.5 8 6 345 BOU Zuidwolde (Twilight with Sun at -15.0° and comet at 10.1° altitude.) 2020 7 14.069 aM 1.0 TK 0.0E 1 8 4.5 LOO Genk (Moonlight. Twilight. Comet at 10.3° altitude.) 2020 7 13.13 I 1.8:TK 0.0E 1 8/ 12 340 GON Alto de la Camperona, León (Low altitude 7°. Astronomical twilight. Moon phase 0.49.) 2020 7 13.09 $B 1.7 HV 0.0E 1 4 7 12 320 BIV 2020 7 13.018 aI 1.6 TK 0.0E 1 8 5 DIJ Burlage (Twilight. Moonlight.) 2020 7 12.976 aM 1.8 TK 5.0B 10 3 8 4.5 326 DIJ Burlage (Twilight. Moon rising.) 2020 7 12.965 aI 1.8 HI 0.0E 1 8 8 BOU Zuidwolde (Twilight with Sun at -14.7° and comet at 7.8° altitude.) 2020 7 12.962 aM 1.9 HI 5.0B 10 2.5 8 6.5 340 BOU Zuidwolde (Twilight with Sun at -14.6° and comet at 7.9° altitude. Strong stellar condensation in yellowish coma.) 2020 7 12.91 $S 1.9 HV 5.0B 7 1 8 6.0 330 BIV 2020 7 12.10 $B 2.1 HV 5.0B 7 1.5 7 8 325 BIV 2020 7 12.09 $S 1.6 HV 0.0E 1 2 7 8 BIV 2020 7 12.02 aS 1.3:TK 0.0E 1 & 2 7 8 325 SCH Colijnsplaat (Altitude comet 6.2°, Sun -16°.) 2020 7 11.949 aI 1.6 HI 0.0E 1 8/ 4.5 BOU Sint Annen (Twilight with Sun at -13.9° and comet at 6.7° altitude. Easily visible. With increasing altitude and decreasing twilight interference more impressive day by day.) 2020 7 11.940 aM 1.8 HI 5.0B 10 2 8 4 330 BOU Sint Annen (Twilight with Sun at -13.4° and comet at 6.9° altitude. Strong near-stellar condensation with yellowish colour.) 2020 7 11.917 aI 1.6 TK 0.0E 1 8 3 DIJ Burlage (Twilight.) 2020 7 11.910 aM 1.8 TK 5.0B 10 8 3.1 331 DIJ Burlage (Twilight.) 2020 7 11.903 S 1.9 TK 3.0B 8 2 8 2.5 LOO Genk (Twilight. Comet altitude 6.4°. Bright central condensation.) 2020 7 11.09 $B 1.7 HV 5.0B 7 2 7 7.0 320 BIV 2020 7 11.09 $S 1.5 HV 0.0E 1 2 7 8 320 BIV 2020 7 11.05 aS 1.5:TK 0.0E 1 & 2 7 4 315 SCH Colijnsplaat (Altitude comet 7.2°, Sun -14°.) 2020 7 11.035 wS 0.9 TK 5.0B 7 2 8 3 LOO Genk (Moonlight. Twilight. Comet altitude 5.7°. Bright central condensation.) 2020 7 10.928 aI 1.6:HI 0.0E 1 8/ & 1 BOU Sint Annen (Twilight with Sun at -12.6° and comet at 5.7° altitude.) 2020 7 10.924 aM 1.8 HI 5.0B 10 2 8 3.5 325 BOU Sint Annen (Twilight with Sun at -12.2° and comet at 5.8° altitude. Bright, yellow head. First degree of tail easily visible with leading edge more sharply defined. Half an hour later, shortly before moonrise with the Sun at -13.6° altitude, the fainter part of the broadening tail could be traced to at least 3.5 degrees.) 2020 7 10.917 aI 1.5 TK 0.0E 1 8/ > 1 DIJ Burlage (Twilight.) 2020 7 10.910 aM 1.6 TK 5.0B 10 2.5 8 1.5 329 DIJ Burlage (Twilight.) 2020 7 9.12 $S 1.7 HV 0.0E 1 1 7 1.5 BIV 2020 7 9.11 $S 1.5 HV 5.0B 7 2 8 2.0 315 BIV 2020 7 8.15 aI 2.5:TK 5.0B 10 1 8 2.5 310 GON Alto del Castro - Aralla, León (Low altitude 9°. Strongly condensed.) 2020 7 8.11 $S 1.8 HV 0.0E 1 1 8 1.5 BIV 2020 7 8.10 $S 2.0 HV 5.0B 7 2 7 3.0 305 BIV 2020 7 7.13 $B 1.7 HV 5.0B 7 1.5 7 1.0 300 BIV 2020 7 7.11 $S 1.6 HV 0.0E 1 2 8 1.5 300 BIV 2020 7 7.062 aB 1.6 YG 5.0B 10 8 1 305 BOU Zuidwolde (Moonlight. Twilight with Sun at -10.5° and comet at 6.0° altitude. Bright yellow head with yellowish, slightly curving tail.) 2020 7 7.06 aS 1.0:TK 0.0E 1 & 1 7 1.5 315 SCH Eerbeek (Twilight, altitude Sun -12°, comet only 5°.) 2020 7 6.10 $B 1.4 HV 0.0E 1 1 BIV 2020 7 6.09 aS 1.5:TK 8.0B 15 & 1 7 & 1 300 SCH Eerbeek (Bright twilight, altitude Sun -8.5°, comet only 7°. Bright orange/yellow coma with faint tail.) 2020 7 6.09 $B 1.7 HV 5.0B 7 1 8 1.5 320 BIV 2020 7 6.084 aM 1.5 TK 5.0B 7 8/ LOO Genk (Moonlight. Twilight with Sun at -10.3° and comet at 5.3° altitude. Nearly 1 degree of reddish dusttail visible.) 2020 7 3.16 aI 2.5:TK 20.3T 77 0.3 8 0.1 290 GON Cueto Rosales, León (Very low altitude 4°. Strongly condensed.) 2020 7 3.12 $B 0.8:HV 5.0B 7 1 9 BIV 2020 6 6.34 M 7.6 TK 7.0B 15 5 4 WYA Walcha, NSW (Moonlight. Twilight. Low altitude 7.1°. Sometimes appears to have a stellar pseudo-nucleus.) 2020 6 5.34 M 7.5 TK 7.0B 15 4 4 WYA Walcha, NSW (Moonlight. Twilight. Low altitude 9.4°.) 2020 6 4.34 M 7.5 TK 7.0B 15 4.4 4/ WYA Walcha, NSW (Moonlight. Twilight. Low altitude 11.5°. Diffuse outer coma, opaque centre.) 2020 6 3.34 M 7.7 TK 7.0B 15 4.5 4 WYA Walcha, NSW (Moonlight. Low altitude 10.2°. Diffuse coma, opaque centre, sometimes appears faintly stellar at centre.) 2020 5 30.92 M 7.3 TK 10.0B 20 8 4 GOI Araçatuba (Moonlight. Comet altitude 16°.) 2020 5 30.41 M 7.9 TK 8.0B 20 4 4 CAM Katherine, NT 2020 5 30.35 M 8.1 TK 7.0B 15 5 5/ WYA Walcha, NSW (Moonlight. Low altitude 13.8°. Diffuse coma, well condensed centre, appears faintly stellar in good seeing.) 2020 5 29.41 M 8.0 TK 8.0B 20 4 4 CAM Katherine, NT 2020 5 28.92 S 7.7 TK 5.0B 7 8 3/ GOI Araçatuba (Moonlight. Comet altitude 15°.) 2020 5 28.35 M 8.1 TK 7.0B 15 5.6 5 WYA Walcha, NSW (Moonlight. Coma diffuse, well condensed opaque centre. Altitude 16.9°.) 2020 5 27.35 M 8.4 TK 7.0B 15 6.6 6 WYA Walcha, NSW (Moonlight. Diffuse outer coma, opaque inner coma, appears faintly stellar. Enhances in Swan Band filter. Altitude 18.3°.) 2020 5 25.93 M 8.2 TK 10.0B 20 8 5 GOI Araçatuba 2020 5 25.92 S 8.0 TK 5.0B 7 10 4 GOI Araçatuba 2020 5 24.41 M 8.0 TK 8.0B 20 8 4 CAM Katherine, NT 2020 5 19.93 S 9.1 TK 10.0B 20 6 2/ GOI Araçatuba 2020 5 18.42 S 8.7 TK 8.0R 36 6 3 CAM Katherine, NT 2020 5 17.93 S 9.2 TK 10.0B 20 4 2 GOI Araçatuba 2020 5 17.37 M 9.2 TK 25.0L 40 5.5 5/ WYA Walcha, NSW (Opaque coma fading to edges. Centre appears faintly stellar in periods of good seeing. Comet faintly visible in 10x50R.) 2020 5 16.93 S 9.5 TK 22.0L 60 3 2/ GOI Araçatuba 2020 5 16.35 M 9.1 TK 25.0L 40 4.2 5/ WYA Walcha, NSW (Semi-transparent outer coma brightens to an opaque inner coma with faint stellar pseudo-nucleus visible in good seeing.) 2020 5 15.38 S 9.4 AA 8.0B 15 4 SEA Cowra, NSW (Enhanced through Swan Band filter.) 2020 5 14.46 S 9.3 TK 8.0B 20 8 2 CAM Katherine, NT 2020 5 14.36 S 9.5 AA 10.0B 25 4 SEA Cowra, NSW 2020 5 14.36 M 9.7 TK 25.0L 40 5 3/ WYA Walcha, NSW (Faint background star in coma to West. Diffuse semi-transparent coma, small opaque weakly condensed centre. Enhances in Swan Band filter.) 2020 5 13.47 S 9.5 TK 8.0B 20 8 2 CAM Katherine, NT 2020 5 11.44 S 9.5 TK 40.6L 76 4 2 CAM Katherine, NT 2020 5 11.39 S 9.1 AA 10.0B 25 4 SEA Cowra, NSW (Moderate enhancement using Swan Band filter.) 2020 5 11.38 M 9.8 TK 25.0L 40 5.2 4 WYA Walcha, NSW (Close to stars. Coma centre opaque, moderately condensed.) 2020 5 10.95 S 10.0 TK 22.0L 60 3 3 GOI Araçatuba (Enhances with comet filter.) 2020 5 10.37 M 9.9 TK 25.0L 40 4.6 4 WYA Walcha, NSW (Enhances in Swan Band filter. Very diffuse coma moderately condensed. Close to 10.3 mag star on NW edge of coma.) 2020 5 9.44 S 9.5 TK 40.6L 76 5 2 CAM Katherine, NT 2020 5 8.44 S 10.0:TK 40.6L 165 3 2 CAM Katherine, NT 2020 5 3.45 S 10.1 AQ 40.6L 76 3 2 CAM Katherine, NT 2020 5 2.46 S 10.3 AQ 40.6L 76 5 2 CAM Katherine, NT 2020 5 1.46 S 10.1 TK 40.6L 76 4 2 CAM Katherine, NT 2020 4 28.46 S 10.2 TK 40.6L 76 6 2/ CAM Katherine, NT 2020 4 27.45 S 10.0 TK 40.6L 76 4 2 CAM Katherine, NT 2020 4 26.94 S 11.3 AU 22.0L 160 2 2/ GOI Araçatuba 2020 4 25.45 S 10.3 TK 40.6L 76 3 2/ CAM Katherine, NT 2020 4 25.42 S 10.3 GA 25.4L 71 2 SEA Cowra, NSW 2020 4 25.38 S 10.3 TK 25.0L 40 6 3 WYA Walcha, NSW (Coma weak and transparent. Faint background stars in coma. Enhances in Swan Band filter.) 2020 4 24.40 S 10.8 AQ 40.0L 59 4.9 2/ WYA Walcha, NSW (Faint background stars in coma, very diffuse coma.) 2020 4 23.44 S 10.5 AQ 40.6L 76 3 2/ CAM Katherine, NT 2020 4 22.45 M 10.3 AQ 40.0L 59 5 3/ WYA Walcha, NSW (Coma large and diffuse. Magn. 9.8 star in coma on South-West edge.) 2020 4 22.44 S 10.5 AQ 40.6L 76 3 2/ CAM Katherine, NT 2020 4 21.94 S 11.8 AU 22.0L 160 1 3/ GOI Araçatuba 2020 4 20.44 S 11.0:AQ 40.6L 76 3 CAM Katherine, NT 2020 4 19.46 S 11.6 AQ 40.6L 76 4 2 CAM Katherine, NT 2020 4 19.39 S 11.4 AQ 40.0L 59 3.2 3 WYA Walcha, NSW (Very diffuse coma with small opaque centre. Enhances slightly in Swan Band filter.) 2020 4 18.47 M 12.0 AQ 40.6L 76 5 3 CAM Katherine, NT 2020 4 16.44 S 12.6 AQ 40.6L 76 5 2/ CAM Katherine, NT 2020 4 14.45 S 13.0 AQ 40.6L 165 2 2/ CAM Katherine, NT 2020 4 12.45 S 13.2 AQ 40.6L 76 2 2 CAM Katherine, NT 2020 4 11.38 S 13.5 AQ 25.0L 125 0.7 2/ WYA Walcha, NSW (Very diffuse, close to mag 11.2 star. Windy conditions.)