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CCD Images - Session 375 (2009-07-04)

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Objects Session Notes
Bullet NGC 7027 - Planetary Nebula
Bullet M76 - Planetary Nebula 
Bullet FO Aql - Variable Star - to be added
Bullet Photometric Monitoring - Variables
- FO Aql, CI Cyg, SS Cyg, BL Lac, DY Per, GK Per
- FG Sge, U Sge, V Sge
Bullet Photometric Monitoring - Nearby Stars
- Groombridge 34
- Short night time session (2.2 hrs).
Initially clear sky with patchy cloud, warm night, cloud developing towards end of sessions
- Operated in observatory under semi-automated control.
- Ambient Temperature  initially 17 deg C, decreasing to 14 deg C by end of observing session.
- CCD operation -20 degC (at 90% average cooling).  
- main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis. 
-

NGC 7027 - Planetary Nebula

NGC 7027 (Cygnus)
Hidden Treasures catalog object 103
 [ Planetary Nebula ] [ Hidden Treasures ]

Image

CCD Image (35% size reduction)
5 x 15s sec exposure (average combine), 2x2 binning, C Filter
2009-07-04 22:50 h UT (#375066-70)
12" LX200R  (at f/5.7) + ST-10XME

 

NGC 7027 - detail

Image

CCD Image (50% size reduction)
4 x 15s sec exposure (average combine), 1x1 binning (SF/5), C Filter
2009-07-04 23:10 h UT (#375071-75)
12" LX200R  (at f/5.7) + ST-10XME

 

NGC 7027 - detail

Image

CCD Image (100% size, cropped)
Image details as above

 

NGC 7027 - spectra

Image

CCD Image (190% size)
3 x 30s sec exposure (average combine), 2x2 binning, S Filter
2009-07-04 22:54 h UT (#375076-78)
rotated, cropped, 190% enlargement
12" LX200R  (at f/5.7) + ST-10XME

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M76 - Planetary Nebula

M76 (Perseus)

Image

CCD Image (cropped)
12 x 20s sec exposure (average combine), 2x2 binning, C Filter
2009-07-05 00:04 h UT (#375173-84)
12" LX200R  (at f/5.7) + ST-10XME

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Astrometric and Photometric Monitoring

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This Web Page: CCD Images - Session 375  (2009-07-04)
Last Updated : 2023-11-19
Site Owner : David Richards
Home Page : David's Astronomy Web Site