Contains:  Solar system body or event
Venus on April 10, 2023, JDJ

Venus on April 10, 2023

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Imaged Venus on the evening of April 10, 2023 (April 11th in UTC).  Venus had a diameter of 14.8" and was 74% illuminated.

Imaged with a C8 Evo, ZWO ADC, Astrodon Johnson/Cousins Photometric UV and ZWO IR 850nm pass filters, and ZWO ASI290MM. Imaging train was configured to give me ~F/10 (FL=2000 mm). Image capture using Firecapture with the following gain/exposure settings:  UV: g=300, 5ms; IR:  g=275, 0.75 ms .  Stacking in AutoStakkert3 (best 5% of 20000 frames captured over ~180 seconds). De-rotated images in WinJupos.  Generated false RGB in WinJupos (R=IR, no green, B=UV).

Original version:  Compilation of IR, UV, and IR/UV images

Rev B: Venus in IR (850 nm pass) at 23:37 UTC on 2023/04/10

Rev C: Venus in UV at 00:24 UTC on 2023/04/11

Rev D:  Venus in false RGB (R=IR, no green, B=UV)

Rev E: Venus in ~ violet using W47+UVIR cut filter combination

Rev F:  Venus in IR (685nm pass)

Comments

Revisions

  • Final
    Venus on April 10, 2023, JDJ
    Original
  • Venus on April 10, 2023, JDJ
    B
  • Venus on April 10, 2023, JDJ
    C
  • Venus on April 10, 2023, JDJ
    D
  • Venus on April 10, 2023, JDJ
    E
  • Venus on April 10, 2023, JDJ
    F

B

Description: Venus in IR at 23:37 UTC on 2023/04/10

Uploaded: ...

C

Description: Venus in UV at 00:24 UTC on 2023/04/11

Uploaded: ...

D

Description: Venus in false RGB (R=IR, no green, B=UV)

Uploaded: ...

E

Description: Venus in ~UV using W47+UVIR cut filters at 00:20 UTC on 2023/04/11. Some hint of contrast features seen with a UV filter, but nowhere near as clear.

Uploaded: ...

F

Description: Venus in IR (685nm pass) at 00:44 UTC on 2023/04/11. Similar result to the 850 nm IR pass filter.

Uploaded: ...

Histogram

Venus on April 10, 2023, JDJ