22P/Kopff (Record n° 714)
Orbital period : 6.38 years
NASA/JPL elements
IAU/MPC elements
On 2009 Aug 17 00h00 UT by Nicolas BiverComa Total magnitude (m1) 11.2 Coma diameter 2.5 ' Coma condensation degree
(DC) 3 r (dist/Sun) 1.781 AU d (dist/Earth) 0.788 AU ICQ full report 22 2009 08 17.00 S 11.2 TK 40.7L 4 58 2.5 3 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 407 mm Instrument focale length 1628 mm Instrument focale/diameter 4 Sensor Eye Power magnification 58 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog TYCHO2 Observation submission date 2010 Jul 13 01h31m57s