David's Astronomy Pages CCD Images - Session 722 (2019-11-17)

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C/2018 N2 (ASASSN) - Comet C/2017 T2 (PanStarrs) - Comet NGC 4183 - Spiral Galaxy NGC 3279 - Spiral Galaxy NGC 3501 - Spiral Galaxy NGC 4173 - Spiral Galaxy NGC 4169 - Spiral Galaxy NGC 4738 - Spiral Galaxy NGC 3454 - Spiral Galaxy NGC 3365 - Spiral Galaxy NGC 3681 - Spiral Galaxy     Variable Stars (photometric monitoring)   - RX And, Z And, TT Ari, AM CVn, CI Cyg, S Cyg, SS Cyg, AM Her, BL Lac, U Mon, CN Ori, FO Ori, NV Ori, DY Per, GK Per, RT Tau, SU Tau, ER UMa - U And, SY Cnc, RZ LMi attempts failed due to cloud or poor sky     Nearby Stars (astrometric monitoring)  - HH And, Groombridge 34, LAMOST-HVS1, Scholz's Star, Teegardens Star   - LAMOST-HVS1 attempt failed due to poor sky

- Post-Midnight Session (6.0 hours) Session operated under automated control Session preceeded by PHD2 testing/tuning - Main aim of the session was to test a number of new program features and to acquire images of a selection of targets     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature:  Starting at -1°C (min) before rising to +1°C by dawn (Dew heaters on new automated control) - CCD Temperature:  -20/-25°C  (61%/68% av. power) - Notes from 2019-11-17 >>

C/2018 N2 (ASASSN)  - Comet

C/2018 N2 (ASASSN) - 2019-11-17 (passing through Andromeda) Sun Distance 3.13 AU Earth Distance 2.37 AU (355.1 million km)		C/2018 N2 (ASASSN)  - 2019-11-17, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -66.18, Dec 3.47 arcsec/hr)
CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2019-11-17 20:43 UT (#722014-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, square root scale, cropped) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2019-11-17 20:46 UT (#722014-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2018 N2 (ASASSN) on Comets 2019 Page >>

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C/2017 T2 (PanStarrs) - Comet

C/2017 T2 (PanStarrs) - 2019-11-17 (passing through Auriga) Sun Distance 2.70 AU Earth Distance 1.81 AU (270.7 million km)		C/2017 T2 (PanStarrs) - 2019-11-17, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -52.49, Dec 56.70 arcsec/hr)
CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2019-11-17 21:56 UT (#722075-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, square root scale, cropped) 6 x 45s exposure (average combine), 3x3 binning, C Filter 2019-11-17 21:58 UT (#722075-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2017 T2 (PanStarrs) on Comets 2019 Page

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NGC 4183 - Spiral Galaxy

NGC 4183 (Canes Venatici) Flat Galaxy Atlas

CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 01:21 UT (#722241-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 4183 - Detail

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

NGC 4183 - Earlier Image (2019-10-22) (poor quality single frame, target to be reschedulued)

CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-10-22 22:38 UT (#713150-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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NGC 3279 - Spiral Galaxy

NGC 3279 (Leo) Flat Galaxy Atlas

CCD Image (50% size, linear scale) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 02:15 UT (#722269-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3279 - Detail

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

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NGC 3501 - Spiral Galaxy

NGC 3501 (Leo) Flat Galaxy Atlas

CCD Image (50% size, linear scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 02:40 UT (#722278-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3501 - Detail

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

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NGC 4173 - Spiral Galaxy

NGC 4173 (Coma Berenices) Flat Galaxy Atlas NGC 4173 is just visible at centre of image below and appears very faint compared to its neighbours NGC 4169, NGC 4174, NGC 4175, even though it has the brightest catalog magnitude (+12.7) !

CCD Image (50% size, square root ) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 03:00 UT (#722286-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 4173 - Detail

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

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NGC 4169 - Spiral Galaxy

NGC 4169 and adjacent galaxies (Coma Berenices)

CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 03:00 UT (#722286-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 4169 and adjacent galaxies - Detail   NGC 4169 (catalog mag +13.3), NGC 4174 (catalog mag +13.5),  NGC 4175 (catalog mag +13.4), NGC 4173 (catalog mag +12.7) Collectively the 4 galaxies are known as 'The Box' or Hickson 61

Annotated CCD Image (100% size, square root scale, cropped) Image details as above

NGC 4169 - Earlier Image (2004)

Annotated CCD Image (100% size) 3 x 1 min exposure (average), 2x2 binning, Clear filter 2004-03-21 23:30 to 23:34 h UT (#63127-29) 8" LX200 Classic + ST-7E

Negative CCD Image (100% size) Image details as above

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NGC 4738 - Spiral Galaxy

NGC 4738 (Coma Berenices) Flat Galaxy Atlas

CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 03:22 UT (#722294-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 4738 - Detail

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

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NGC 3454 - Spiral Galaxy

NGC 3454 (Leo) Flat Galaxy Atlas NGC 3454 with adjacent galaxy NGC 3455

CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 03:43 UT (#722301-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3454 - Detail

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

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NGC 3365 - Spiral Galaxy

NGC 3365 (Sextans) Flat Galaxy Atlas

CCD Image (50% size, linear scale) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 04:49 UT (#722321-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3365 - Detail

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

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NGC 3681 - Spiral Galaxy

NGC 3681 (Leo) Ast. Now Deep Sky Challenge, Mar 2019

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 05:08 UT (#722328-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3681 - Detail

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

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