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  • 2020-08-11

Mars August 6, 2020

Mars 2020-08-06(UT) RGB colors of Mars, UV.IR, with a visual diameter in the 15″ range. This IR image is aimed at a high resolution of the Martian surface. You can see the scattered pattern of the southern polar cap’s edge and Mount Mitchell!

  • 2020-08-11

木星 火星 2020年8月5日

Jupiter Mars 2020-08-05 (UT) Seeing condition is good, but the transparency is too bad. Jupiter is thick and dark NEB, while hand SEB is light. Mars was disturbed by the clouds and gave up on the way

  • 2020-08-11

Mars August 4, 2020

Mars 2020-08-04(UT) Seeing condition is very good, and it is the best in the year. Even at S=7-8/10, 39cm (45cm was used after squeezing), the dark color feature on Mars surface was barely visible at 700 powers. In the latter half of the image, a double ridge ghost appears on the surface of Mars. Is the optical axis defective?

  • 2020-08-10

C/2020 F3 NEOWISE

C/2020 F3 NEOWISE 2020-06-06 It was a height of 30° in the west, and I managed to watch even with a 45 cm newtonian. Brightness is 6th magnitude, with only the comet’s head and no tail visible.

  • 2020-08-06

Jupiter August 3, 2020

Jupiter 2020-08-03 There is a slight haze, but a good air flow. Great red spot (GRS) is visible in the center. The permanent vitiligo (BA) at the bottom left of the GRS appeared black in UV, but in recent years it is white.

  • 2020-08-02

Jupiter, Mars 31 July 2020

Jupiter, Mars  2020-07-31 The planet after a long time before the rainy season. Jupiter has good transparency and airflow, and UV and CH4 are good. Mars grows in size in the 14s range, its altitude also rises, and patterns can be seen. The problem of astigmatism in the 45 cm mirror has been improved and it has become practical.