David's Astronomy Pages Images - Session 439 (2010-12-25)

Images (S438)

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Images (S440)

Objects

Session Notes

Jupiter - Planet Jupiter Moons     UU Aur     IC 5146 - Cluster with nebulosity (Cocoon Nebula, Caldwell 19)     M34 - Open Cluster / Main Sequence Fitting & Distance Estimation M38 - Open Cluster     NGC 3718 - Spiral Galaxy     Photometric Monitoring - Variables - RX And, W And, Z And, TT Ari, CI Cyg, S Cyg, SS Cyg, AM Her, BL Lac, CY Lyr, RU Peg, DY Per, GK Per, FG Sge, V Sge, WZ Sge - U And attempts (failed due to cloud) Astrometric Monitoring - Nearby Stars - Ross 248 (HH And), Groombridge 34, 61 Cyg, EV Lac

- Late Evening  session (4.5 hrs).  - Session operated under semi-automated control, with remote monitoring from indoors computer.  - Ambient Temperature: -7.0°C  (minimum) - CCD operation -30°C (at 89% average cooling).   - main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis.

Jupiter - Planet

Jupiter

Colour CCD Image (cropped) Red : av 5 x 0.3s exposure, R Filter  Green : av 5 x 0.3s exposure, V Filter  Blue : av 5 x 0.3s exposure, B Filter  Frames:  1x1 binning 2010-12-25 20:33 hUT (#439274-88) 12" LX200R  (at f/9.7) + ST-10XME Frame registration/enhancement in AIP4WIN. Colour Combine in CCDSoft. Unsharp Masked

Jupiter Angular diameter 39" South Equatorial Belt beginning to reappear

CCD Image (cropped/rotated) Unsharp Masked 5 x 0.3s exposure (average combine), 1x1 binning, V Filter  2010-12-25 20:32 hUT (#439274-78) 12" LX200R  (at f/9.7) + ST-10XME Frame registration/enhancement in AIP4WIN.

Jupiter Angular diameter 39" South Equatorial Belt beginning to reappear

CCD Image (cropped/rotated) Unsharp Masked 5 x 0.12s exposure (average combine), 1x1 binning, R Filter  2010-12-25 20:31 hUT (#439264-68) 12" LX200R  (at f/9.7) + ST-10XME Frame registration/enhancement in AIP4WIN.

Jupiter - Earlier detail - 2010-08-21  Angular diameter 48" South Equatorial Belt very faint or absent

Annotated CCD Image (cropped) Unsharp Masked 0.12s exposure (single frame), 1x1 binning, V Filter  2010-08-21 00:04 hUT (#423215) 12" LX200R  (at f/9.7) + ST-10XME

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Jupiter Moons

Jupiter - moons

Annotated CCD Image (rotated/cropped/) 0.12s exposure (single frame), 3x3 binning, R Filter  2010-12-25 23:53 hUT (#439261) 12" LX200R  (at f/9.7) + ST-10XME

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UU Aur - Cool Star

UU Aur (Auriga)

CCD Image (50% size) 3 x 5s exposure (average combine), 3x3 binning, C Filter 2010-12-25  20:41h UT (#439294-96) 12" LX200R  (at f/9.7) + ST-10XME

UU Aur - spectra

CCD Image 20s exposure (single frame), 1x1 binning, S Filter 2010-12-25  21:05h UT (#439300) 12" LX200R  (at f/9.7) + ST-10XME

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M34 - Open Cluster / Main Sequence Fitting & Distance Estimation.

M34 (Perseus) central part of cluster
Colour CCD Image  Red : av 3 x 20s exposure, R Filter  Green : av 3 x 20s exposure, V Filter  Blue : av 3 x 30 exposure, B Filter  Frames:  3x3 binning 2010-12-25 18:22 hUT (#439097-105) 12" LX200R  (at f/9.7) + ST-10XME
B image		V Image
CCD Image  3 x 30 exposure (average combine), 3x3 binning, B Filter  2010-12-25 1822 hUT (#439097-103)		CCD Image  3 x 20 exposure (average combine), 3x3 binning, V Filter  2010-12-25 1822 hUT (#439098-104)
Apparent Magnitude vs B-V colour Index		Main Sequence Fitting using modulus 8.5 giving and estimated distance to M34 of 1630 light year (compared to a published distance of 1530 light year)
CCD Image  3 x 30 exposure (average combine), 3x3 binning, B Filter  2010-12-25 1822 hUT (#439097-103)		CCD Image  3 x 20 exposure (average combine), 3x3 binning, V Filter  2010-12-25 1822 hUT (#439098-104)
M34 Mosaic - Earlier Image 2008-10-21
CCD Image Mosaic (40%) 60 sec exposure, 2x2 binning, C Filter  2008-10-21 23:30 h UT (#317361-76) 8" LX200 classic + ST-7e [ Full size Image ]

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M38 - Open Cluster

M38 (Auriga) central part of cluster

Colour CCD Image  Red : av 3 x 30s exposure, R Filter  Green : av 3 x 30s exposure, V Filter  Blue : av 3 x 45 exposure, B Filter  Frames:  3x3 binning 2010-12-25 18:31 hUT (#439108-116) 12" LX200R  (at f/9.7) + ST-10XME

M38 Mosaic - Earlier Image 2002-02-16

CCD Image 5x6 Mosaic, 15 sec exposures (#17060 et al) Image : 48.3 x 34.3 arc min  2002-02-16 8" LX200 classic + ST-7e (full size) (Mosaic Construction details)

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IC 5146 - Cluster with nebulosity (Cocoon Nebula, Caldwell 19)

IC 5146 / Caldwell 19 (Cygnus)

CCD Image (50% size, cropped)  10 x 60 sec (average combine),  3x3 binning, C Filter 2009-12-25 19:46 h UT  (#439206-15) 12" LX200R  (at f/9.7) + ST-10XME

Earlier Image of IC 5146 / Caldwell 19 - 2009-12-11

CCD Image (50% size, cropped)  10 x 90 sec (average combine),  3x3 binning, C Filter 2009-12-11 20:55 h UT  (#404297-317) 12" LX200R  (at f/5.7) + ST-10XME

Earlier detail - 2009-12-11

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

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NGC 3718 - Spiral Galaxy

NGC 3718 (Ursa Major)

CCD Image (50% size) 5 x 120s exposure (average combine), 3x3 binning, C Filter 2010-12-25  20:19h UT (#439256-60) 12" LX200R  (at f/9.7) + ST-10XME

NGC 3718 - negative image

Negative CCD Image (50% size) Image details as above

Earlier Image of NGC 3718 - 2010-11-14

CCD Image (50% size) 180s exposure (single frame), 3x3 binning, C Filter 2010-11-14  00:15h UT (#436102) 12" LX200R  (at f/9.7) + ST-10XME

Earlier Image of NGC 3718 - 2006-12-20

CCD Image 5 x 180s exposure (average combine), 2x2 binning, C Filter 2006-12-20 02:46h UT (#167414-18)

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