Table 2
Observational circumstances of comet C/2012 F6 (Lemmon).
| UT Date | r | Δ | ṙ | Phase | Sun | Number of observations | ||||||||||||
| (au) | (au) | (km s-1) | Angle (°) | PA (°) | OH | NH | CN | C3 | C2 | UC | BC | GC | RC | B | V | R | I | |
|
|
||||||||||||||||||
| 2012 Dec. 11.30-11.35 | –1.95 | 1.97 | –23.8 | 29.1 | 289.0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||
| 2012 Dec. 15.26-15.34 | –1.89 | 1.87 | –24.0 | 30.3 | 289.7 | 2 | 1 | 1 | 1 | 1 | 1 | |||||||
| 2012 Dec. 19.28-19.33 | –1.84 | 1.76 | –24.1 | 31.6 | 290.5 | 1 | 1 | 1 | 1 | 1 | ||||||||
| ... | ||||||||||||||||||
Notes. This table is available in its entirety via the CDS. r and ṙ are the heliocentric distance and velocity. Δ is the geocentric distance. Phase and position angles are given for the midtime of each observing run. Number of observations in each filter are given in the last columns.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.