8P/Tuttle
ephemeris
Display observing conditions
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)
Notes
Observations at the beginning of December were made at a high declination,
with an increased system temperature and a lower beam efficiency. The comet was then
observed for about 3 hours per day on 3-10 December, about 2 hours per day on
11-22 December, about 1 hour per day afterwards.
Galactic plane crossing on 20.8 December 2007 at l = 121.9.
Close approach to Earth on 2 January 2008 at 0.25 AU.