David's Astronomy Pages Images - Session 490 (2017-11-26)

Images (S489)

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Images (S491)

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Session Notes

C/2009 P1 (Garradd) - Comet     Kepler 22 - Star (host star to exoplanet Kepler-22b)     M101 - Spiral Galaxy with Supernova 2011fe    Photometric Monitoring - Variables - FO And, RX And, U And, W And, Z And, TT Ari, FS Aur, KR Aur, CI Cyg, S Cyg, SS Cyg, U Gem, BL Lac, RZ LMi, FU Ori, NV Ori, DY Per, GK Per, FG Sge, V Sge, RR Tau, SU Tau - Attempts IP Peg, WZ Sge (aborted)     Astrometric Monitoring - Nearby Stars - HH And, Groombridge 34, Groombridge 1618, Teegardens Star

- Session in two parts - Morning session (1.1 hrs) - Evening session (4.2 hrs) - Session parts operated under semi-automated control, with remote monitoring from indoors computer.    - Ambient Temperature:  - Morning Session  -1.5°C (minimum)  - Evening Session -5.0°C (minimum) - CCD operation -30°C (at 61% average cooling).   - main objective of the session was to acquire images of selected project stars for ongoing photometric analysis and image certain challenge & gallery objects -

C/2009 P1 (Garradd) - Comet

C/2009 P1 (Garradd)   (moving through starfield in Hercules)

CCD Image (50% size) 5 x 30 sec exposure (average combine), 3x3 binning, C Filter  2011-12-15 18:31 h UT  (#490100-05) 12" LX200R  (at f/9.7) + ST-10XME

C/2009 P1 (Garradd) - detail

False Colour CCD Image (50% size) Square root scaling, Inverse Spectrum colour bar Image details as above

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Kepler 22 - Star (host star to exoplanet Kepler-22b)

Kepler 22  (Cygnus) host star to exoplanet Kepler-22b)

Annotated CCD Image (cropped) 6 x 5 sec exposure (average combine), 3x3 binning, C Filter  2011-12-15 05:24 h UT  (#490062-67) 12" LX200R  (at f/9.7) + ST-10XME

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M101 - Spiral Galaxy with Supernova 2011fe

M101 with SN 2011fe  (Ursa Major) SN 2011fe (= PTF11kly) (Type Ia) was discovered  2011/08/24.00 by Palomar Transient Factory Discovery Magnitude 17.2 ( Rochester Supernova site | Discovery Image | TNS 2011fe )		SN 2011fe is reported as being the  nearest Type Ia supernova  seen in decades
M101 with SN 2011fe (fading slowly)
		New Image (T+114d) 2011-12-15.78 114 days after SN discovery SN Est. Mag  +13.1 Annotated CCD Image  (58% size, cropped) 8 x 60 sec exposure (average combine),  3x3 binning, C Filter  2011-12-15 18:43 h UT  (#490110-19) 12" LX200R  (at f/9.7) + ST-10XME
M101 with SN 2011fe - Earlier Image (2011-10-03)
		Earlier Image (T+41d) 2011-10-03.85 41 days after SN discovery SN Est. Mag  +10.5 Annotated CCD Image  (58% size, cropped) 11 x 60 sec exposure (average combine),  3x3 binning, C Filter  2011-10-03 20:28 h UT  (#479003-14) 12" LX200R  (at f/9.7) + ST-10XME
Images of SN 2011fe (in M101) on Supernova 2011 Page >>

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