* * * * * C/2018 R3 (Lemmon) * * * * *

Year Mn Day    MM  Mag Ref Scope Pwr coma  DC tail p.a. Obs  Site
2019  7  5.92   S  9.3 TK  20.3T 100   5   2/           GON  Alto de la Camperona, León
(Astronomical twilight. Altitude 11°.)
2019  6 26.92   S  9.5 TK  20.3T  77   5   2/           GON  Alto de la Camperona, León
(Astronomical twilight. Altitude 15°. Mag. 11.2 [TK] star in coma.)
2019  6  7.94   S  8.5 TK  10.0B  25  10   2            GON  Pandorado, León
(From dark mountain skies the comet shows a wide and diffuse outer coma. Altitude 18°.)
2019  6  7.93   S  9.3 TK  20.3T  77   6   2/           GON  Pandorado, León
2019  6  6.976  S 10.9 TA  15.5L  75  2.3  3            DIJ  Burlage
(Sun at -14.3° and comet at 21.6° altitude.)
2019  6  3.974  S 11.1 TA  15.5L  42  2.2  3            DIJ  Burlage
2019  6  1.970  S 11.0 TA  15.5L  42  2.1  3/           DIJ  Burlage
(Sun at -14.8° and comet at 22.8° altitude. Movement in 30m clearly visible.)
2019  5 30.93   S 10.1 TK  20.3T  77   4   2/           GON  Pandorado, León
(Altitude 18°.)
2019  5 28.988  S 11.3 AQ  25.4J  72  2.0  3/           BOU  Sint Annen
(Altitude 23.4°. Some twilight, Sun at -15.1°, but comet well visible in very transparant sky.)