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Images - Session 557 (2013-12-20)

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Objects Session Notes
Bullet Mars
Bullet Jupiter
 
Bullet C/2012 S1 (ISON) - Comet
Bullet C/2013 R1 Lovejoy - Comet
   
Bullet Variable Stars (photometric monitoring)
- R CrB,  CI Cyg
  
Bullet Nearby Stars (astrometric monitoring)
- None
- Morning session (1.5 hrs duration).  Clear. Some cloud and wind developing around dawn.
- Session operated under semi-automated control, with remote monitoring from indoors computer.  
- Ambient Temperature:  -1.0°C minimum
- CCD operation -25°C (at 73% average cooling).  
- main objectives of the combined session was to continue preparations towards an effective  return to imaging, concentrating on the following
- Polar Alignment Check & adjustment 
- tracking rate and adjustment
- Notes 2013-12-20 >>

Mars

Mars

Image

CCD Image(cropped)
5 x 0.3s exposure (average combine, aligned using Registax), 1x1 binning, Blue Filter 
2013-12-20 07:01hUT (#557378-82)
12" LX200R  (at f/10.4) + ST-10XME

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Jupiter 

Jupiter & Moons

Image

Annoated CCD Image (cropped)
0.2s exposure (single frame), 3x3 binning, Ha Filter 
2013-12-20 06:48hUT (#557342)
12" LX200R  (at f/10.4) + ST-10XME

 

Jupiter

Image

CCD Image (unsharp masked, cropped)
5 x 0.3s exposure (average combine, aligned using Registax), 1x1 binning, Blue Filter 
2013-12-20 06:58hUT (#557374-77)
12" LX200R  (at f/10.4) + ST-10XME

 

Image

CCD Image (unsharp masked, cropped)
8 x 1 exposure (average combine, aligned using Registax), 1x1 binning, Ha Filter 
2013-12-20 06:55hUT (#557360-68)
12" LX200R  (at f/10.4) + ST-10XME

 

Jupiter - Earlier Image 2012-12-18

Image

CCD Image (cropped)
0.5s exposure (single frame), 1x1 binning, V Filter 
2012-12-18 22:17 hUT (#534178)
12" LX200R  (at f/9.7) + ST-10XME

 
 

Jupiter detail

Image

Enhanced CCD Image (cropped)
Unsharp Masked
Image details as above

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C/2012 S1 (ISON) - Comet

C/2012 S1 (ISON) - no more
Circle below shows the area where comet C/2012 S1 (ISON) should have been
if it hadn't broken up during its passage around the Sun
Image
CCD Image (70% size)
90 sec exposure (single frame), 3x3 binning, C Filter 
2013-12-20 06:22hUT (#557316)
12" LX200R  (at f/10.4) + ST-10XME
 

C/2012 S1 (ISON) - Earlier image (2013-11-01)
(moving through Leo)
Comet at 0.99 AU distance from sun
Image
Stacked CCD Image (70% size)
28 x 10 sec exposure (average combine, aligned on comet), 3x3 binning, C Filter 
2013-11-01 05:38 to 05:48hUT (#552020-49)
12" LX200R  (at f/9.7) + ST-10XME

 

C/2012 S1 (ISON) - Early Image 2013-02-25 
(moving through starfield in Gemini)
Comet at 4.65 AU distance from sun
Image
Annotated CCD Image (cropped)
5 x 90 sec exposure (average combine), 3x3 binning, C Filter 
2013-02-25 19:53hUT (#539046-51)
12" LX200R  (at f/9.7) + ST-10XME

 

C/2012 S1 (ISON) - Early Image 2012-11-11 
(moving through Gemini)
Comet at 5.75 AU distance from sun / i.e beyond the orbit of Jupiter
Image
Annotated CCD Image (100% size, cropped)
5  x 180s exposure (average combine), 3x3 binning, C Filter 
2012-11-11 04:22 hUT (#524411-15)
12" LX200R  (at f/9.7) + ST-10XME

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C/2013 R1 Lovejoy - Comet

C/2013 R1 Lovejoy 
(passing through Hercules)
Sun Distance 0.81 AU

Image
CCD Image (Square root scaling, 75% size)
3 x 30 sec exposure (average combine,), 3x3 binning, C filter, 
2013-12-20 05:47hUT (#557262-64)
12" LX200R  (at f/10.4) + ST-10XME
  
C/2013 R1 Lovejoy - detail

Image
CCD Image (linear scale, cropped)
46 x 10 sec exposure (aligned on comet, average combine), 3x3 binning, C filter
2013-12-20 06:00hUT (#557265-312)
12" LX200R  (at f/10.4) + ST-10XME
  

Image
CCD Image (radial gradient, cropped)
Image details as above
  
  Comparison 

Image
CCD Image (Square root scaling, 50% size)
3 x 30 sec exposure (average combine,), 3x3 binning, C filter, 
2013-12-20 05:47hUT (#557262-64)
12" LX200R  (at f/10.4) + ST-10XME
   

C/2013 R1 Lovejoy - Earlier Image (2013-11-01)
(passing through Cancer)
 Sun Distance 1.24 AU

Image
Stacked CCD Image (50% size)
3 x 10 sec exposure (average combine,), 3x3 binning, C filter, 
2013-11-01 06:23hUT (#552110-14)
12" LX200R  (at f/9.7) + ST-10XME

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Last Updated : 2024-10-07
Site Owner : David Richards
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