ST-8DSLR Images



Aurora @ American Horse Lake 05/10/24












 Image by  Dennis Wigley 
 Date by  05/10/24
 Location taken  American Horse Lake, OK
 Exposure time  some 15 sec some 30 sec -- some ISO 1600 some ISO3200
 Iimaging Camera  Pentax K3 III
 Imaging scope   HD DA* 16-50mm F2.8
 Guide camera  none
 Guide scope  none
 Mount  Tripod


04-08-24 Solar Eclipse

Bailey's Beads as Totality began

 Image by  Dennis Wigley 
 Date by  04/08/24
 Location taken  Tom, OK
 Exposure time  1/320 sec ISO 400 adjusted in lightroom
 Iimaging Camera  Pentax K5iis
 Imaging scope  AT80-EDT
 Guide camera  None 
 Guide scope  None
 Mount  GEM45


Corona during Totality

 Image by  Dennis Wigley 
 Date by  04/08/24
 Location taken  Tom, OK
 Exposure time  1/320 sec ISO 400 adjusted in lightroom
 Iimaging Camera  Pentax K5iis
 Imaging scope  AT80-EDT
 Guide camera  None 
 Guide scope  None
 Mount  GEM45


Prominences showing during Totality

 Image by  Dennis Wigley 
 Date by  04/08/24
 Location taken  Tom, OK
 Exposure time  1/1000 ISO 400 adjusted in lightroom
 Iimaging Camera  Pentax K5iis
 Imaging scope  AT80-EDT
 Guide camera  None 
 Guide scope  None
 Mount  GEM45


Prominences showing during Totality

 Image by  Dennis Wigley 
 Date by  04/08/24
 Location taken  Tom, OK
 Exposure time  1/1000 ISO 400 adjusted in lightroom
 Iimaging Camera  Pentax K5iis
 Imaging scope  AT80-EDT
 Guide camera  None 
 Guide scope  None
 Mount  GEM45


Diamond ring effect at the end of Totality


 Image by  Dennis Wigley 
 Date by  04/08/24
 Location taken  Tom, OK
 Exposure time  1/1000 ISO 400 adjusted in lightroom
 Iimaging Camera  Pentax K5iis
 Imaging scope  AT80-EDT
 Guide camera  None 
 Guide scope  None
 Mount  GEM45


08-21-17 Solar Eclipse
Corona during Totality

 Image by  Dennis Wigley 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  1/340s @ 400 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope Astro Tech 80mm F7.0
 Guide camera  none 
 Guide scope  none
 Mount  LXD55



Prominences showing during Totality

 Image by  Dennis Wigley 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  1/2500s @ 400 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  none 
 Guide scope  none
 Mount  LXD55


Diamond ring effect at the end of Totality

 Image by  Dennis Wigley 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  1/1000s @ 400 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  none 
 Guide scope  none
 Mount  LXD55


Corona during Totality

 Image by  Mike Weatherby 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  
 Iimaging Camera  Canon T5
 Imaging scope  Canon 55-300mm EF2 lens
 Guide camera  none 
 Guide scope  none
 Mount  Celestron Nexstar SLT


Prominences showing during Totality

 Image by  Mike Weatherby 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  
 Iimaging Camera  Canon T5
 Imaging scope  Canon 55-300mm EF2 lens
 Guide camera  none 
 Guide scope  none
 Mount  Celestron Nexstar SLT


Diamond ring effect at the end of Totality

 Image by  Mike Weatherby 
 Date by  08/21/17
 Location taken  Golden Eye Reservoir west of Casper Wyoming
 Exposure time  
 Iimaging Camera  Canon T5
 Imaging scope  Canon 55-300mm EF2 lens
 Guide camera  none 
 Guide scope  none
 Mount  Celestron Nexstar SLT


Mercury transit 05/09/16
 

 Image by  Dennis Wigley 
 Date by  05/09/16
 Location taken  Yukon, Ok 
 Exposure time  best 132 frames of 1325 1080 HD video
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC mask down to 2.5" & Baader solar filter
 Guide camera  none
 Guide scope  none
 Mount  LXD55


NGC4567 & NGC4568 simese twins



 Image by  Dennis Wigley 
 Date by  04/02/16
 Location taken  Owl Creek Observatory
 Exposure time  29 x 10 min = 5 hr 50 min total @ 1600 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


M65 & M66



 Image by  Dennis Wigley 
 Date by  02/06/16
 Location taken  Owl Creek Observatory
 Exposure time   70 x 5 min = 5 hr 50 min total @ 1600 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


M109



 Image by  Dennis Wigley 
 Date by  01/09/16
 Location taken  Owl Creek Observatory
 Exposure time  21 x 10 min = 3.5 hour total @ 80 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


Horsehead Nebula



 Image by  Dennis Wigley 
 Date by  01/09/16
 Location taken  Owl Creek Observatory
 Exposure time  21 x 10 min = 3.5 hour total @ 80 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


M81



 Image by  Dennis Wigley 
 Date by  11/09/15
 Location taken  Owl Creek Observatory
 Exposure time  21 x 10 min = 3.5 hour total @ 80 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


M78



 Image by  Dennis Wigley 
 Date by  10/12/15 & 10/14/15
 Location taken  Owl Creek Observatory
 Exposure time  33 x 10 min = 5.5 hour total @ 80 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


NGC253



 Image by  Dennis Wigley 
 Date by  10/12/15 & 10/14/15
 Location taken  Owl Creek Observatory
 Exposure time  54 x 5 min = 4.5 hour total @ 1600 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


M63 - Sunflower Galaxy



 Image by  Dennis Wigley 
 Date by  03/23/15
 Location taken  Owl Creek Observatory
 Exposure time   24 x 10 min = 4 hour total @ 80 ISO
 Iimaging Camera  Pentax K5IIs
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


NGC1499 & M45



 Image by  Dennis Wigley 
 Date by  11/18/14 & 11/19/14
 Location taken  Owl Creek Observatory
 Exposure time   13 x 20 min = 4.33 hrs @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  DA 55-300mm @55mm
 Guide camera  Meade DSI pro
 Guide scope  Astro Tech 80mm F7.0
 Mount  LXD55


Orion contellation area



 Image by  Dennis Wigley 
 Date by  11/18/14 & 11/19/14
 Location taken  Owl Creek Observatory
 Exposure time   12 x 20 min = 4 hrs @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  DA 55-300mm @55mm
 Guide camera  Meade DSI pro
 Guide scope  Astro Tech 80mm F7.0
 Mount  LXD55


NGC457



 Image by  Dennis Wigley 
 Date by  09/01/14
 Location taken  Owl Creek Observatory
 Exposure time   12 x 1 min = 12 min total @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI pro
 Guide scope  AT50GS
 Mount  LXD55


Lunar Eclipse sequence



 Image by  Dennis Wigley 
 Date by  04/15/14
 Location taken  Moore, Ok
 Exposure time   4 each 8 seconds @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  none
 Guide scope  none
 Mount  LXD55


NGC4565

Cropped from full field of view



 Image by  Dennis Wigley 
 Date by  03/29/14
 Location taken  Owl Creek Observatory
 Exposure time  11 x 10 min= 110 min @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  AT50GS
 Mount  LXD55


M5

Cropped from full field of view



 Image by  Dennis Wigley 
 Date by  03/29/14
 Location taken  Owl Creek Observatory
 Exposure time  6 x 5 min= 30 min @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  AT50GS
 Mount  LXD55


M92



 Image by  Dennis Wigley 
 Date by  03/29/14
 Location taken  Owl Creek Observatory
 Exposure time  1 x 5 min @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  AT50GS
 Mount  LXD55


M109

Cropped from full field of view, poor transparency & clouded out after 35 minutes of exposures



 Image by  Dennis Wigley 
 Date by  02/28/14
 Location taken  Owl Creek Observatory
 Exposure time  2 x 10 min  + 3 x 5 min= 35 min @ 80 ISO
 Iimaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  AT50GS
 Mount  LXD55


M106

Cropped from full field of view




 Image by  Dennis Wigley 
 Date by  02/22/14
 Location taken  Owl Creek Observatory
 Exposure time  9 x 10min + 18 x 5 min = 3 hrs @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  AT50GS
 Mount  LXD55


Full Moon





 Image by  Dennis Wigley 
 Date by  02/14/14
 Location taken  Owl Creek Observatory
 Exposure time  1/250 sec @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  AT6RC
 Guide camera  Meade DSI Pro
 Guide scope  none
 Mount  LXD55


M74

Cropped from full field of view




 Image by  Dennis Wigley 
 Date by  10/05/13
 Location taken  Owl Creek Observatory
 Exposure time  21 x 10 min = 3.5 hrs @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F 7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55


M101





 Image by  Dennis Wigley
 Date by  05/04/13
 Location taken  Owl Creek Observatory
 Exposure time  17 x 5 min = 85 min @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55

M100





 Image by  Dennis Wigley
 Date by  05/04/13
 Location taken  Owl Creek Observatory
 Exposure time  7 x 10 min = 70 min @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55

Panstarrs and Crecent Moon




 Image by  Tony Labude
 Date by  03/12/13
 Location taken  Choctaw, Ok
 Exposure time  5sec @ 200 ISO
 Imaging Camera  Pentax K100D
 Imaging scope  DA 55-300 lens @ 150 mm
 Guide camera  none
 Guide scope  none
 Mount  Camera tripod





 Image by  
Dennis Wigley
 Date by  03/12/13
 Location taken  Lake Hefner in Oklahoma City, Ok
 Exposure time  4 sec @ 800 ISO
 Imaging Camera  Pentax K5
 Imaging scope   DA 55-300 lens @ 190 mm
 Guide camera  none
 Guide scope  none
 Mount  Camera tripod

Panstarrs




 Image by  Mike Weatherby
 Date by  03/13/13
 Location taken  Lake Hefner in Oklahoma City, Ok
 Exposure time  
 Imaging Camera  Olympus E300
 Imaging scope  
 Guide camera  none
 Guide scope  none
 Mount  Camera tripod

M13 - Gobular Cluster in Hercules



 Image by  Kevin Davis and Dennis Wigley
 Date by  02/17/13
 Location taken  Near Cleveland, Ok
 Exposure time  4 x 10 min + 1 x 7 min = 47 minute total @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope   Astro Tech 80mm F7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55

M51




 Image by  Dennis Wigley
 Date by  02/17/13
 Location taken   Near Cleveland, Ok
 Exposure time  6 x 10 min = 60 minute total @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55

Full Moon and Jupiter rising

This is a HDR image (high dynamic range)

3 shots combined = -2 stops under exposed, normal, and +2 stops overexposed



 Image by  Dennis Wigley
 Date by  11/28/13
 Location taken  North of Gould, Ok 
 Exposure time  3x 1/20th @ 1600 ISO
 Imaging Camera  Pentax K5
 Imaging scope   DA 55-300 lens @ 190 mm
 Guide camera  none
 Guide scope  none
 Mount  none

M45




 Image by  Kevin Davis and Dennis Wigley
 Date by  10/19/12
 Location taken   PCPPASP
 Exposure time  2 x 5 min + 4 x 10 min = 50 minute total @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  Meade DSI Pro
 Guide scope  Astro Tech 66mm F6.0
 Mount  LXD55

Witchhead nebula

Reflection nebula in Eridanus



 Image by  Kevin Davis and Dennis Wigley 
 Date by  10/09/12
 Location taken  Owl Creek Observatory
 Exposure time  4 x 10 min = 40 minutes @ 80 ISO
 Imaging Camera  Pentax K5
 Imaging Scope   Astro Tech 80mm F7.0 
 Guide Camera   Meade DSI Pro 
 Guide Scope   Astro Tech 66mm F6.0 
 Mount   LXD55 

Persied meteor




 Image by   Kevin Davis and Dennis Wigley
 Date by  08/11/12
 Location taken  Owl Creek Observatory
 Exposure time  1 x 5 min @ 200 ISO
 Imaging Camera  ST-8300C
 Imaging scope  Orion 10" F4.7 reflector
 Guide camera  Orion autoguider
 Guide scope  Orion 80mm guide scope
 Mount  Atlas

Venus transit

through Baader solar filter

 Image by  Kevin Davis and Dennis Wigley
 Date by  06/05/12
 Location taken  rest stop near Tonkawa, Ok 
 Exposure time  1/250th second
 Imaging Camera  Pentax K5
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  none
 Guide scope  none
 Mount  LXD55

through PST




 Image by  Kevin Davis, Tony Labude, and Dennis Wigley
 Date by  06/05/12
 Location taken  rest stop near Tonkawa, Ok
 Exposure time  1/60th second @3200 ISO
 Imaging Camera  Pentax K5
 Imaging scope  PST
 Guide camera  none
 Guide scope  none
 Mount  LXD55

just through camera lens as Sun was setting behind clouds - cropped from full frame
 Image by  Dennis Wigley
 Date by  06/05/12
 Location taken  Rest stop near Tonkawa, Ok 
 Exposure time  1/2000th sec @ 200 ISO
 Imaging Camera  Pentax K5
 Imaging scope  DA 55-300 camera lens
 Guide camera  none
 Guide scope  none
 Mount  none = handheld

Moon near full


 Image by  Kevin Davis and Dennis Wigley
 Date by  11/12/08
 Location taken  Moore, Ok
 Exposure time  1/250th second @ 200 ISO
 Imaging Camera  Pentax K100D
 Imaging scope  Astro Tech 80mm F7.0
 Guide camera  none
 Guide scope  none
 Mount  LXD55

Atlas and Hercules craters



 Image by  Kevin Davis and Dennis Wigley
 Date by  10/28/07
 Location taken  Owl Creek Observatory 
 Exposure time  1/13th second @ 200 ISO
 Imaging Camera  Pentax K100D
 Imaging scope  25" F4.5 Dob
 Guide camera  none
 Guide scope  none
 Mount  dobsonian

Lunar Eclipse



 Image by  Dennis Wigley
 Date by  08/28/07
 Location taken  Moore, Ok
 Exposure time  1.5 seconds @ 800 ISO
 Imaging Camera  Pentax K100D
 Imaging scope  70-205mm camera lens 
 Guide camera  none
 Guide scope  none
 Mount  Camera tripod