C/2006 P1 (McNaught)
Individual and sum spectra
figure 1 -- figure 1 (PS)
figure 2 -- figure 2 (PS)
This comet was very bright (mv around -5) around perihelion at 0.17 AU from the Sun
on 12 January 2007.
Mapping of the HCN J(3-2) line at IRAM on 15 January showed that the comet was
30 arcsec north of the position predicted by the ephemeris.