Contains:  Solar system body or event
Sun WL and Ha - 21 May 2023, Roberto Botero

Sun WL and Ha - 21 May 2023

Revision title: Sun WL - AR13310 - 0849UT

Acquisition type: Lucky imaging
Sun WL and Ha - 21 May 2023, Roberto Botero

Sun WL and Ha - 21 May 2023

Revision title: Sun WL - AR13310 - 0849UT

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Sunny morning after a clear night with decent seeing and before thick cloud rolled in by 10:30AM.  Very active Sun in Ha with large AR13310 dominating WL.

WL - TEC250MC + ASI174MM  +1.7x GPC + Baader contrast filter shooting frames at 26.3ms / gain 200 / gamma 1 / 25fps - best 50/4300 frames

Ha close-ups - 94mmF7 at EFL 3093mm + ASI174MM + 3x Barlow shooting at 4ms / gain 210 / gamma 15 for ARs and 55 for proms / 190-210fps - best 150/5000 frames

Ha full disc - 94mmF7 at EFL 1030mm + ASI174MM shooting at 0.35ms / gain 210 / gamma 56 / 115fps - best 75/5000 frames

Comments

Revisions

  • Sun WL and Ha - 21 May 2023, Roberto Botero
    Original
  • Sun WL and Ha - 21 May 2023, Roberto Botero
    B
  • Sun WL and Ha - 21 May 2023, Roberto Botero
    C
  • Sun WL and Ha - 21 May 2023, Roberto Botero
    D
  • Sun WL and Ha - 21 May 2023, Roberto Botero
    E
  • Sun WL and Ha - 21 May 2023, Roberto Botero
    F
  • Final
    Sun WL and Ha - 21 May 2023, Roberto Botero
    G

B

Title: AR13310 and 312

Description: Ha - AR13310 and 312

Uploaded: ...

C

Title: Sun Ha - Prom 1

Description: Ha - Prom 1

Uploaded: ...

D

Title: Sun Ha - Prom 2

Description: Ha - Prom 2

Uploaded: ...

E

Title: Sun Ha - Full Disc - 0930UT

Description: Ha - Full Disc

Uploaded: ...

F

Title: Sun WL - AR13310 - B&W

Description: WL - AR13310 - B&W

Uploaded: ...

G

Title: Sun WL - AR13310 - 0849UT

Description: Sun WL - AR13310

Uploaded: ...

Histogram

Sun WL and Ha - 21 May 2023, Roberto Botero

In these public groups

Cloudy Nights