https://www.universetoday.com/148615/enter-comet-s3-erasmus-a-bright-comet-for-november/15-Passes near (2’) the +2.6 magnitude star Gienah (Gamma Corvi)
19-Reaches closest Earth approach, at 1.038 Astronomical Units (AU) distant
21-Crosses into the constellation of Virgo the Maiden
28-Crosses into the constellation of Hydra the Sea Serpent
30-Crosses into the constellation of Libra the Scales
12月
1-May top out at magnitude +6
9-Crosses into the constellation of Scorpius the Scorpion
10-Passes near the +2.3 magnitude star Dschubba (Delta Scorpii)
12-Reaches perihelion at 0.396 Astronomical Units (AU) from the Sun
12-Passes near the globular cluster Messier 80
13-Crosses into the constellation Ophiuchus the Serpent Bearer
13-Occulted by the Moon (in the daytime for NW Canada)
14-Crosses the ecliptic plane northward
18-Passes near the +4.4 magnitude star Xi Ophiuchi
18-Enters the field of view of SOHO’s LASCO C3 viewer
22-Crosses into the constellation of Sagittaurius the Archer
23-Transits the open cluster Messier 23
24-Passes 5 degrees from the Sun
25-Crosses the galactic plane southward
26-Passes near the open star cluster Messier 18
27-Passes between the open star cluster Messier 25 (2 degrees) and the Omega Nebula Messier 17 (1.75 degrees)
31-Exits the field of view of SOHO’s LASCO C3 coronagraph imager
31-Enters the constellation of Scutum the Shield