The Sun #3

Another shot of the Sun made in the approaching of Mercury transit.

27 Apr 2016 ~14:37-14:39 (UT+3)

Setup: Canon EOS 600D + EF-S 55-250 f/4-5.6 @250mm on tripod.

Self-made sun-filter from BAADER AstroSolar film was used.

Parameters: ISO 100; f/11; 1/4000s (50 frames)

Processing: PIPP, AutoStakkert2 (26 of 50 frames), AstraImage, RawTherapee.

The Sun #2

Sun today (24 Apr 2016 at ~14:26-14:30 (UT+3))
A new group of spots appears today (not visible in the yesterday images). A faculae field is visible near limb in the upper-left.
There were light clouds while capturing (which, probably, caused shadows on Sun's disk)

Canon EOS 600D + EF-S 55-250 f/4-5.6 IS II @250mm on tripod
ISO=100; F/9; 1/4000
PIPP, Autostakkert2 (27 frames of 56), Registax6 (wavelets), AstraImage (filter)

Later at ~18:07-18:09 (UT+3)

ISO=100; F/7; 1/4000s
PIPP, Autostakkert2 (46 frames of 60), AstraImage (deconvolution, filter)

The Sun

The Sun today (23 Apr 2016) at 13:23 (UT+3). Kyiv (Osokorky).

Captured with Canon EOS 600D + EF-S 55-250 f/4-5.6 IS II at 250mm with sun-filter made from BAADER AstroSolar film.
14 individual frames were stacked (using PIPP+Autostakkert2), deconvolution was made using AstraImage.
Frames were captured at ISO 100; F/13; shutter speed 1/4000s.

The next image is a result of stacking of 34 frames (ISO 100; F/7; 1/4000s) captured at ~16:20 (UT+3)

The spot:

The setup:

Mercury Again

Mercury on 20 Apr 2016 at 21:10 (UT+3)
Kyiv, South Bridge

Canon EOS 600D + EF 50mm f/1.8 II; ISO=200; F/2.8; Exp 2s; crop

Processed with RawTherapee, NeatImage, FSViewer.

Mercury over South Bridge #2

Mercury over South Bridge, Kyiv

2016-04-18 21:18 (UT+3)

See also YouTube video (20:54-21:45)

Mercury over South Bridge

Mercury on 17 Apr 2016 at 21:06 (UT +3) over South Bridge, Kyïv.

... and few minutes before (21:02)

Comet 252P/LINEAR #2

The comet this morning just before dawn (last frames were actually captured at twilight) is in front of Ophiuchus.
Place: Kyïv (Osokorky)
Time: 2016-04-12 04:55-04:59(UT+2).

Equipment: Canon 600D + EF 50mm f/1.8 on tripod; 50x3,2s; f/2.5; ISO=3200.

Processing: DSS, FITStacker, RawTherapee, FSViewer.

Size (by nova.astrometry.net) is 16.5 x 11 deg.

Here is zoomed part of the image (2x2 degree)