David's Astronomy Pages (Sky Tours)
|
Jan (3) |
Sky Tours |
Home Page |
Feb (2) |
Image collection based on the sky tour "Twin-time for winter skies" featured in the Feb 2012 edition of Astronomy Now.
1. M35 - Open Cluster (NGC 2168) 2. NGC 2129 - Open Cluster (not yet imaged) 3. Propus / Eta Gem - Double Star (not yet imaged) 4. IC 443 - Nebula / Supernovae Remnant 5. Abell 21 - Planetary Nebula ("Medusa Nebula" / PK 144-15.1) 6. NGC 2392 - Planetary nebula (Eskimo Nebula, Caldwell 39) 7. NGC 2371/2372 - Planetary Nebula (Double Bubble Nebula) 8. Castor / Alpha Gem - Double Star (not yet imaged)
Mosaic of M35 (right/centre) & NGC 2158 (lower right) (Gemini) |
Mosaic 5x6 CCD frames, 20 sec exposures taken on 2003-01-04 23:33 to 23:54h UT (#37250-321) Image : 50 x 39 arc mins 8" LX200 classic + ST-7e [Full Size Image] |
Back to Top
Back to Top
Back to Top
IC 443 (Gemini) |
CCD Image Mosaic (30% size) 60 sec exposure, 3x3 binning, C Filter 2009-12-11 04:34h UT (#403423-40) 12" LX200R (at f/5.7) + ST-10XME [Larger Image, 50% size] |
IC 443 - detail |
CCD Image (50% size) 5 x 120 sec exposure (average combine), 3x3 binning, C Filter 2009-12-11 04:03 h UT (#403443-47) 12" LX200R (at f/5.7) + ST-10XME [larger image 80% size] |
Back to Top
Abell 21 / PLN 205+14.1 (Gemini) |
CCD Image 12 x 2 min exposure (average combine), 2x2 binning, C Filter 2006-11-18 02:22h UT (#153222-33) 8" LX200 Classic + ST-7E |
Abell 21 / PLN 205+14.1 |
Approximate Colour CCD Image (CBVR) Luminance 12 x 2 min ( C filter), Red 2 min (R filter), Green 2 min (V filter), Blue 3 min (B filter) 2006-11-18 02:22h UT (#153222-36) 8" LX200 Classic + ST-7E |
Back to Top
NGC 2392 / Caldwell 39 (Gemini) |
Colour CCD Image Red 3x20s (av), Green 3x20s (av), Blue 3x30s (av) 2004-02-19 20:25 to 20:31 h UT (#58117-25) 8" LX200 Classic + ST-7E |
NGC 2392 (Gemini) |
CCD Image (square root scaling) 3 x 30 sec (average combine), 2x2 binning (half-frame), C Filter 2009-03-09 22:22 h UT (#356101-03) 12" LX200R (at f/5.8) + ST-10XME |
NGC 2392 - detail |
CCD Image (square root scaling, 200% size) Image details as above |
NGC 2392 - Spectrograph |
CCD Image (200% size enlargement) 3 x 45s sec exposure (average combine), 2x2 binning, S Filter 2009-01-09 21:32 h UT (#342143-45) |
Back to Top
NGC 2371 (Gemini) [ Herschel H316-2 ] Distance 4400 light years |
CCD Image (35% size) 4 x 60s (average combine), 2x2 binning, V Filter 2010-02-20 21:59 h UT (#414277-81) 12" LX200R (at f/9.7) + ST-10XME |
NGC 2371 - detail |
CCD Image (cropped, linear scale) Image details as above |
False Colour CCD Image (cropped, log scale) Image details as above |
Back to Top
Back to Top
This Web Page: | Sky Tour: Feb (1) - Gemini |
Last Updated : | 2015-05-18 |
Site Owner : | David Richards |
Home Page : | David's Astronomy Web Site |