VENUS inferior conjunction: May-June 2020, Versailles, France

28 May - 02 June 2020: T407 F/D=34-4-17.2

Pictures were taken with a 40.7cm F/D 4.3 Newtonian in full daytime but in the shadow of a building for safety (with vigneting on the last days)

typical exposure: 1/2000-1/1000s at 500-1000 ISO, with Sony alpha7s

08 April 17h26 UT T407mm F/D=34 70 images averaged

17 April 17h50 UT T407mm F/D=34 50 images averaged

22 April 18h06 UT T407mm F/D=34 24 images averaged

25 April 18h14 UT T407mm F/D=34 40 images averaged

06 May 18h10 UT T407mm F/D=34 57 images averaged

Time of conjunction: mid-day observations:

28 May 12h07 UT T407mm F/D=34 50 images averaged: Elong.=12.9°

28 May 12h07 UT T407mm F/D=34 52 images averaged: Elong.= 9.9°

29 May 11h31 UT T407mm F/D=34 19 images averaged: Elong.= 8.4°

30 May 11h26 UT T407mm F/D=34 20 images averaged: Elong.= 6.9°

31 May 11h35 UT T407mm F/D=34 42 images averaged, binned: Elong.= 5.3°

1 June 11h28 UT T407mm F/D=34 120 images averaged, binned: Elong.= 3.7°

2 June 10h09 UT T407mm F/D=12.5 16 images averaged, binned: Elong.= 2.23°

2 June 11h34 UT T407mm F/D=9 87 images averaged: Elong.= 2.14°

Enhanced contrasts near Conjunction

31 May 11h35 UT T407mm F/D=34 42 images averaged, binned: Elong.= 5.3°

1 June 11h29 UT T407mm F/D=34 58 images averaged, binned: Elong.= 3.7°

2 June 11h37 UT T407mm F/D=9 67 images averaged: Elong.= 2.14°

Full field of view and LUNAR OCCULATATION 19 June 2020

2 June at 2.23° from Sun center: Afocal setup T407x72 + 70mm objective 400 10:08:34s UT 1/1000s

Lunar occultation on 19 June 7h40.2 UT: T407 F/D=4.3 6 images

Animation of the occultation

Venus conjunction in drawings

Venus T256/T407 16, 21, 24, 26 May 2020

Venus T407 28, 29 May 2020

Venus T407 30, 31 May 2020

Venus T407 01 June 2020

Venus T407 02 June 2020

DRAWINGS with pencil colored background

Venus T407x270 01 June 2020 11h45

Venus T407x144 02 June 2020 11h45

Venus T407x350 06 June 2020 9h53

N. Biver 13/12/2020