David's Astronomy Pages Images - Session 454 (2011-02-10)

Images (S453)

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Images (S455)

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Session Notes

NGC 2830 to NGC 2832 - Galaxy Group (ARP 315) NGC 2859 - Spiral Galaxy (Herschel I-137) NGC 3437 - Spiral Galaxy NGC 3445 - One armed spiral galaxy and companions (ARP 24)     UGC 7144 - Spiral Galaxy     Photometric Monitoring - Variables - FO And, RX And, U And, W And, Z And, FS Aur, KR Aur, T Aur, CV_CMi, SY Cnc, AM CVn, RS CVn, SS Cyg, U Gem, AM Her, BL Lac, RZ LMi, SZ Lyn, U Mon, CN Ori, CZ Ori, FO Ori, FU Ori, NV Ori, DY Per, GK Per, RR Tau, SU Tau, ER UMa, SU UMa      Astrometric Monitoring - Nearby Stars - Ross 248 (HH And), Giliese 1111 (DX Cnc), 61 Cyg, Groombridge 34

- Late evening  session (3.5 hrs). - Session operated under semi-automated control, with remote monitoring from indoors computer.  - Ambient Temperature: -1.0°C  (minimum) - CCD operation -30°C (at 68% average cooling).   - main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis.

NGC 2830 to NGC 2832 - Galaxy Group (ARP 315)

NGC 2830 to NGC 2832 / ARP 315 (Lynx)
CCD Image (100% size, cropped) 2 x 120s sec exposure (average combine), 3x3 binning, C Filter 2011-02-11 00:05 h UT (#454356-57) 12" LX200R  (at f/9.7) + ST-10XME		Negative CCD Image (100% size, cropped) Image details as left
NGC 2830 to NGC 2832 / ARP 315 - Earlier Image (2011-01-17)
CCD Image (150% size, cropped) 120s sec exposure (single frame), 3x3 binning, C Filter 2011-01-17 22:25 h UT (#446196) 12" LX200R  (at f/9.7) + ST-10XME		Negative CCD Image (150% size, cropped) Image details as left

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NGC 2859 - Spiral Galaxy (Herschel I-137)

NGC 2859 / Herschel I-137 (Leo Minor) Bright star on right-hand side of image is the +7.2 mag star HIP 46083

CCD Image (50% size) 3 x 120sec exposure (average combine),  3x3 binning, C Filter 2011-02-10 23:45 h UT  (#454344-46) 12" LX200R  (at f/9.7) + ST-10XME

NGC 2859 - detail

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

NGC 2859 - detail highlighting concentric ring

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

False Colour CCD Image (100% size, cropped) Inverse Spectrum Image details as above

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NGC 3437 - Spiral Galaxy

NGC 3437 (Leo)

CCD Image (cropped) 3 x 120sec exposure (average combine),  3x3 binning, C Filter 2011-02-10 23:16 h UT  (#454315-17) 12" LX200R  (at f/9.7) + ST-10XME

NGC 3437 - detail

CCD Image (logscale, cropped) Image details as above

NGC 3437 - earlier image (2011-02-05)

CCD Image (cropped) 5 x 120sec exposure (average combine),  3x3 binning, C Filter 2011-02-05 01:18 h UT  (#453215-19) 12" LX200R  (at f/9.7) + ST-10XME

NGC 3437 - earlier image (2011-01-29)

CCD Image (cropped) 3 x 120sec exposure (average combine),  3x3 binning, C Filter 2011-01-29 00:31 h UT  (#450386-88) 12" LX200R  (at f/9.7) + ST-10XME

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NGC 3445 - One armed spiral galaxy and companions (ARP 24)

NGC 3445  / ARP 24 (Ursa Major)
CCD Image (100% size, cropped) 3 x 120s sec exposure (average combine), 3x3 binning, C Filter 2011-02-10 23:56 h UT (#454339-41) 12" LX200R  (at f/9.7) + ST-10XME		Negative CCD Image (100% size, cropped) Image details as left

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UGC 7144 - Spiral Galaxy

UGC 7144  (Ursa Major) SN 2011G (Type 1a) discovered 2011/01/08.58 by Lick Observatory Supernova Search (magnitude at discovery +19.1 (+18.7) is much too faint to be seen or has decreased in brightness (Rochester Supernova site )

CCD Image (cropped) 5 x 120s exposure (average combine), 3x3 binning, C Filter  2011-01-20 23:55 hUT (#454349-53) 12" LX200R  (at f/9.7) + ST-10XME

UGC 7144  - Earlier Image

CCD Image (cropped) 120s exposure (single frame), 3x3 binning, C Filter  2011-01-20 23:24 hUT (#449386) 12" LX200R  (at f/9.7) + ST-10XME

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