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C/2014 Q2 (Lovejoy)
Total-magnitude and coma-diameter estimates:
2015 Jan. 02.15, 4.5, 20' (S. Aguirre, Hermosillo, Mexico.-Comp. Stars: 43/48-. Light Pollution.- Moon 94% , 7x50 binoculars)
2015 Jan. 02.14, 4.4, 30' (M. Goiato, naked eyes)
2015 Jan. 02.10, 4.5, 20' (M. Goiato, 7x50 binoculars)
2015 Jan. 02.09, 4.5, 20' (L. Mansilla, 20x50 binoculars)
2015 Jan. 02.06, 4.6, 14' (L. da Silva, 7x50 binoculars)
2015 Jan. 01.73, 4.6, -- (A. Pearce, Nedlands, naked eyes)
2015 Jan. 01.67, 5.0, -- (H. Chen, Nanjing, Jiangsu, China, 15x50 binoculars)
2015 Jan. 01.59, 4.9, -- (H. Bu, Jiaxing,Zhejiang,China, 8x45 binoculars)
2015 Jan. 01.25, 4.5, 22' (M. Goiato, 7x50 binoculars; 2.0-deg tail in p.a. 40)
2015 Jan. 01.04, 4.7, 20' (L. Mansilla, 20x50 binoculars)
2015 Jan. 01.00, 4.5, 20' (M. Goiato, 7x50 binoculars)

1月12日爱喜彗星最亮，1月17日距离昴星团最近，1月18日至1月19日彗尾扫过昴星团。

Ephemeris of comet C/2014 Q2 Lovejoy