| Comet | C/2014 Q2 (Lovejoy) |
| User | Castor 98 |
| User`s name | Marek Biely |
| Observation's time (UT) | 2015-01-10 17:31:00 |
| Tool | Naked eye |
| Observation's place | Brno (205 m a.s.l.) |
| Magnitude | 3.9 |
| Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
| Method | I - Variable stars (without defocusing) |
| Coma diameter(') | 18 |
| Tail's length | Not set |
| Condensation | 1/ |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | cm |
| Focal length (mm) | Not set |
| Type of tool | E - Naked eye |
| Magnification | Not set |
| Field of view (°) | Not set |
| SQM-L in zenith | Not set |
| Light pollution zone | |
| Lm | Not set |
| Comment | By naked eye it is very diffuse, but not hard to see. Slight interference of low clouds. |
| Morris Format | 2015 Jan 10.73 UT: m1=3.9, Dia.=18', DC=1.5...Naked Eye ...Marek Biely (Brno (205 m a.s.l.), Czech Republic) |