C/2004 Q2 (Machholz)

  • ephemeris

    Individual and sum spectra

  • table
  • figure 1 -- figure 1 (PS)
  • figure 2 -- figure 2 (PS)
  • figure 3 -- figure 3 (PS)
  • figure 4 -- figure 4 (PS)
  • figure 5 -- figure 5 (PS)
  • figure 6 -- figure 6 (PS)
  • figure 7 -- figure 7 (PS)
  • figure 8 -- figure 8 (PS)
  • figure 9 -- figure 9 (PS)
  • figure 10 -- figure 10 (PS)
  • figure 11 -- figure 11 (PS)
  • figure 12 -- figure 12 (PS)
  • figure 13 -- figure 13 (PS)
  • figure 14 -- figure 14 (PS)
  • figure 15 -- figure 15 (PS)

    Offset position spectra

  • table
  • figure 1 -- figure 1 (PS)
  • figure 2 -- figure 2 (PS)

    Notes

  • From 1 October to 8 November 2004, one 1667 MHz channel (left or right circular polarization) was occasionally out of service.
  • On 31 October and 2 November 2004, wrong tracking parameters were used, resulting on observations made at an offset position (about 4 s in RA) and velocity (about 0.12 km/s).
  • From 9 to 19 December 2004, presence of a narrow interference feature in the 1612 MHz bank.
  • Closest approach to Earth: 5 January 2005 at 0.347 AU.
  • Observations at offset positions (+/- 1 and 2 beams est and west) were performed from 5 to 8 January 2005.