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* * * * * C/2009 E1 (Itagaki) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2009 6 21.08 S 10.8 TK 20.3T 77 5 1 GON Alto del Castro, León (Diffuse wide coma. Motion observed over a 35-min period.) 2009 6 1.09 S 10.3 TK 20.3T 77 5 1 GON Alto del Castro - Aralla, León 2009 5 27.08 S 10.2 TK 20.3T 77 5 2/ GON Alto del Castro - Aralla, León 2009 5 23.08 S 12.7 HS 40.7L 135 1.2 2 BIV Versailles 2009 5 22.012 S 10.1 TK 15.5L 50 2.5 2 DIJ Burlage 2009 5 21.035 S 10.0 TK 15.5L 50 3.1 3 DIJ Burlage 2009 5 19.07 S 9.7 TK 20.3T 77 5 3 GON Alto del Castro - Aralla, León (Altitude: 10 deg.) 2009 5 2.15 S 8.8 TK 20.3T 77 3 4 GON Alto del Castro - Aralla, León (Altitude: 12 deg.) 2009 5 2.12 S 9.8 TK 40.7L 58 2.0 5 BIV Versailles 2009 4 10.86 S 8.2 TK 10.0R 25 2 5 GRA Årnes (The comet was faint but seen with certainty as a small diffuse spot. The comet appeared somewhat fainter than the nearby solar-like [G8V] star HD 10126. Observed before moonrise at low altitude [5.5 deg.] in astronomical twilight [Sun 15 deg. below horizon]. NEL = 4.0 [approx.] near comet.) 2009 4 5.84 S 7.5 TK 10.0B 25 3 6 GON Piedrafita de Babia, León (Mountain location, very clear sky. Moonlight interference. Astronomical twilight. Altitude: 10 deg.) 2009 4 3.830 S 7.9 TK 8.0B 15 4/ DIJ Burlage 2009 4 2.85 S 7.8 TK 10.0B 25 3 6 GON Alto del Castro - Aralla, León (Mountain location, very clear sky. Some moonlight interference. Altitude: 10 deg.) 2009 4 2.834 S 8.2 TK 15.6L 36 2.5 5 BOU Sint Annen (Moonlight. Altitude 10 deg.) 2009 4 2.826 S 8.1 TK 15.5L 50 3 4 DIJ Burlage 2009 4 1.824 S 8.2 TK 15.5L 50 4 DIJ Burlage 2009 3 30.86 S 8.0 TK 10.0B 25 4 6 GON Pandorado, León (Some moonlight interference. Altitude: 11 deg.) 2009 3 29.85 S 8.1 TK 10.0B 25 4 6 GON Sierra del Naranco, Lampaya - Oviedo, Asturias (Suburban sky. Altitude: 12 deg.) 2009 3 29.826 S 8.6 TK 31.0J 58 2 4 DIJ Burlage 2009 3 29.822 M 8.5 TK 31.0J 58 3 5/ BOU Burlage, Germany 2009 3 27.80 S 9.5 TK 40.7L 58 3.0 6 0.08 50 BIV Blieux 2009 3 26.86 S 8.2 TK 5.0B 10 6 5 GON Alto del Castro - Aralla, León 2009 3 26.85 S 8.5 TK 20.3T 77 5 6 GON Alto del Castro - Aralla, León (Zodiacal light. Altitude: 15 deg.) 2009 3 25.81 S 9.8 TK 40.7L 58 3.0 7 0.08 60 BIV Blieux 2009 3 24.82 S 9.7 TK 40.7L 58 2.5 7 BIV Blieux 2009 3 24.815 S 9.3 TK 15.6L 29 3 4/ BOU Sint Annen 2009 3 24.808 S 9.1 TK 15.5L 50 3 3/ DIJ Burlage 2009 3 23.80 S 9.7 TK 40.7L 58 3.0 7 0.1 60 BIV Blieux 2009 3 22.82 B 9.5 TK 5.0B 7 3 7 BIV Blieux 2009 3 22.81 S 10.0 TK 40.7L 58 3.0 6 0.1 60 BIV Blieux 2009 3 21.86 S 9.1 TK 20.3T 77 5 4/ GON Alto del Castro - Aralla, León (Zodiacal light.) 2009 3 20.86 S 9.2 TK 20.3T 77 4 4/ GON Alto del Castro - Aralla, León 2009 3 20.822 S 9.6 TK 31.0J 58 2.6 3 DIJ Burlage 2009 3 20.822 S 9.4 TK 31.0J 58 3.5 3/ BOU Burlage, Germany 2009 3 19.821 S 9.5 TK 31.0J 58 3 4/ BOU Lauwersoog 2009 3 19.817 S 9.5 TK 15.5L 50 3 5 DIJ Burlage 2009 3 18.84 S 10.4 TK 40.7L 135 3.0 5 BIV Versailles 2009 3 18.83 V 9.9 TK 10.2R 3.8 QVA Borrevannet, Horten 2009 3 17.83 S 9.4 TI 13.0L 45 2.5 3/ RES Szamotuly 2009 3 17.814 S 9.5 TK 31.0J 58 3.5 4 BOU Lauwersoog 2009 3 17.814 S 9.4 TK 8.0B 15 5 3/ DIJ Burlage 2009 3 15.85 S 9.5 TK 10.0B 25 4 4 GON Aralla, León 2009 3 15.84 S 9.6 TK 20.3T 77 4.5 3/ GON Aralla, León (Elongated coma. Zodiacal light.) 2009 3 15.80 V 10.0:TK 10.2R 2.8 QVA Borrevannet, Horten 2009 3 14.85 S 9.6 TK 20.3T 77 4.5 3/ GON Aralla, León (Brighter than expected. Mountain location, very clear sky. Zodiacal light. Altitude: 21 deg.)