David's Astronomy Pages Images - Session 577 (2014-12-29)

Images (S576)

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Images (S578)

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Session Notes

110P/Hartley - Comet C/2011 J2 LINEAR - Comet     Photometric Monitoring - Variables   - IW And, RX And, U And, W And, Z And, TT Ari, FS Aur, KR Aur, CI Cyg, SS Cyg, U Gem, BL Lac, SZ Lyn, CY Lyr, DY Per, GK Per, UV Per, FG Sge, V Sge, WZ Sge, RR Tau, SU Tau, ER UMa     Astrometric Monitoring - Nearby Stars   - HH And, Groombridge 34, EV Lac, Teegarden's Star

- Evening session (4.0 hrs duration).   - Session operated under semi-automated control, with remote monitoring from indoors computer.   - Ambient Temperature:  Temperature falling to minimum of -4.0°C by end of session. - CCD operation -30°C (at 58% average cooling).  - Main objectives of the session was to monitor selected variable stars & nearby stars and to take gallery images of a range of deep sky objects.   -   -

110P/Hartley - Comet

Comet 110P/Hartley     (moving through starfield in Gemini) Sun Distance 2.48  AU

CCD Image (cropped) 4 x 90 sec exposure (average combine,), 3x3 binning, C filter,  2014-12-29 22:24hUT (#577299-303) 12" LX200R  (at f/10.4) + ST-10XME

Comet 110P/Hartley  - Earlier Image (2014-11-03)   (moving through starfield in Gemini) Sun Distance 2.49  AU

CCD Image (cropped) 3 x 90 sec exposure (average combine,), 3x3 binning, C filter,  2014-11-03 01:12hUT (#567445-46) 12" LX200R  (at f/10.4) + ST-10XME

Comet 110P/Hartley - Earlier Image (2008-01-07)   (moving through starfield on boundary between Taurus and Auriga) Sun Distance 2.48  AU

CCD Image,  3 x 120 sec exposure (average combine), 2x2 binning, C Filter 2008-01-07 22:07h UT (#251150-52)

Comet 110P/Hartley  - Earlier Image (2007-12-02) (moving through starfield in Auriga) Sun Distance 2.51AU

CCD Image,  3 x 120 sec exposure (average combine), 2x2 binning, C Filter 2007-12-02  06:59h UT (#238159-61)

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C/2011 J2 LINEAR - Comet

C/2011 J2 LINEAR (Passing through starfield in Pegasus) Sun distance 4.78 AU

Annotated CCD Image (100% size, cropped) 4 x 45 sec exposure (average combine), 3x3 binning, C Filter 2014-12-29  20:10hUT (#577145-48) 12" LX200R  (at f/10.4) + ST-10XME

C/2011 J2 LINEAR - Earlier Image (2014-12-02) (Passing through starfield in Pegasus ) Sun distance 4.62 AU

CCD Image (100% size, cropped) 4 x 45 sec exposure (average combine), 3x3 binning, C Filter 2014-12-02 19:47hUT (#573179-82) 12" LX200R  (at f/10.4) + ST-10XME

C/2011 J2 LINEAR - Earlier Image (2014-11-30) (Passing through starfield in Pegasus ) Sun distance 4.61 AU

Annotated CCD Image (100% size, cropped) 3 x 45 sec exposure (average combine), 3x3 binning, C Filter 2014-11-30 20:22hUT (#572086-89) 12" LX200R  (at f/10.4) + ST-10XME

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