* * * * * 210P/Christensen * * * * *

Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2009 3 22.14 S 13.7 HN 20.3T 133 1.0 2/ GON Alto del Castro - Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near NY Ser.) 2009 1 6.244 S 10.8 AU 31.0J 72 1.8 3/ DIJ Burlage 2009 1 6.244 S 10.4 AU 31.0J 72 1.7 4 BOU Burlage, Germany 2009 1 4.26 S 10.1 TK 20.3T 100 2.2 5 GON Pandorado, León (Mountain location, very clear sky. Beginning of astronomical twilight. Altitude: 10 deg.)