WALKER, Gary
4 August 2020 (λ=252°Ls , ι=43°)
09:50 GMT (ω=243°W, φ=20°S )
25cm Refractor
ASI 290MM
Astronimik Type2c RGB filters
Macon, GA, the USA

AKUTSU, Tomio
4 August 2020 (λ=252°Ls , ι=43°)
16:53~18:31 GMT (ω=346~010°W, φ=20°S )
45cm Spec (F/4)
ASI 290MM, ×5 Barlow
ZWO New LRGB filters
Ibaraki, JAPAN

MORITA, Yukio
4 August 2020 (λ=252°Ls , ι=43°)
18:26 GMT (ω=009°W, φ=20°S )
36cm SCT
ASI 290MM
Hiroshima, JAPN