* * * * * C/2005 L3 (McNaught) * * * * *

Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2009 6 21.01 S 14.0 HN 20.3T 160 0.5 6 GON Alto del Castro, León (Mountain location, very clear sky. Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near Z Umi.) 2009 6 1.06 S 13.7 HN 20.3T 133 0.7 6 GON Alto del Castro - Aralla, León (Mountain location, very clear sky. Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near Z Umi.) 2009 4 21.04 S 13.7 HN 20.3T 100 0.8 5 GON Alto del Castro - Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near NY Ser.) 2009 4 18.983 S 13.4 TA 31.0J 109 0.6 3 DIJ Burlage 2009 4 18.981 S 13.8 TA 31.0J 109 0.5 4 BOU Burlage, Germany 2009 3 29.995 S 13.2 TA 31.0J 109 0.7 3 DIJ Burlage 2009 3 29.989 S 13.6 TA 31.0J 109 0.7 3/ BOU Burlage, Germany 2009 3 26.978 S 13.6 TA 31.0J 109 0.6 5 BOU Sint Annen 2009 3 26.96 S 13.0 HN 20.3T 100 1.2 5 GON Alto del Castro - Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near NY Ser.) 2009 3 22.08 S 13.5 HN 20.3T 100 1.2 6 GON Alto del Castro - Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near NY Ser.) 2009 3 20.94 S 13.3 HN 20.3T 160 1.2 5 GON Alto del Castro - Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near NY Ser.) 2008 9 6.93 S 12.6 TK 20.3T 160 0.8 5 GON Alto del Trichero - Soto y Amío, León (Comet close to star of mag. 12.5 [GSC].) 2008 8 10.907 S 13.1 TA 31.0J 109 0.7 4 BOU Sint Annen 2008 8 8.98 S 12.8 TK 20.3T 222 0.5 5 GON Alto del Castro - Aralla, León (Comet close to star of mag. 6.5 [Tycho-2].) 2008 8 3.49 S 13.3 TA 40.0L 144 0.5 4/ YOS Kita-karuizawa, Gunma (Now it looks a typical cometary object, although it was very sharp and similar to a star about half a year ago. Brighter than last year.) 2008 8 1.93 S 12.7 TK 20.3T 133 1.5 4 GON Alto del Castro - Aralla, León 2008 7 7.99 S 12.7 TK 20.3T 133 1.5 5 GON Alto del Castro - Aralla, León 2008 5 9.93 S 13.3 TA 36.8L 128 0.9 4 GIL Noordwijk aan Zee 2008 5 7.949 S 13.4 AU 31.0J 109 0.8 2/ DIJ Lauwersoog 2008 5 7.944 S 13.3 AU 31.0J 109 0.8 5 BOU Lauwersoog 2008 5 4.947 S 13.0 TA 31.0J 109 0.7 3/ DIJ Lauwersoog 2008 5 4.944 S 13.4 TA 31.0J 109 0.7 5 BOU Lauwersoog 2008 5 3.008 S 13.0 TA 31.0J 109 1.2 2/ DIJ Sint Annen 2008 5 3.006 S 13.2 TA 31.0J 109 0.8 4 BOU Sint Annen 2008 3 5.80 S 13.9 AU 40.0L 257 0.6 7 YOS Mt. Hanadate, Ibaraki (Very strongly condensed.) 2007 10 6.41 S[13.9 AU 40.0L 257 !0.3 YOS Kita-karuizawa, Gunma (The sky became poor and I could not see the comet.) 2007 10 5.40 S 14.1 AU 40.0L 257 0.3 6 YOS Kita-karuizawa, Gunma (I wondered if it became already too low to see. But I could see it. Very small, but strongly condensed and clearly visible.) 2007 9 7.91 I 14.3 HN 20.3T 206 0.2 7 GON Alto del Castro - Aralla, León (Mountain location, very clear sky. Nearby field stars checked in DSS.) 2007 7 25.05 S 13.5 HN 20.3T 133 0.7 6 GON Alto del Castro - Aralla, León (Comparison stars taken from Henden photometry near RS Oph.) 2007 9 14.82 S 14.9 HS 40.7L 233 0.5 6 BIV French Alpes 2007 7 14.06 S 13.2 TA 20.3T 133 0.8 6 GON Alto del Castro - Aralla, León 2007 6 20.05 S 13.8 HN 20.3T 100 0.5 6 GON Alto del Castro - Aralla, León (Mountain location, very clear sky. Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near RS Oph.) 2007 5 26.70 S 14.1 AU 40.0L 257 0.3 6 YOS Kita-karuizawa, Gunma (It looked similar to a faint star, somewhat fainter than a nearby 14.6 mag star. Very tiny.)