David's Astronomy Pages CCD Images - Session 687 (2019-08-31)

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Images (S688)

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Session Notes

C/2018 W2 (Africano) - Comet     ARP 4 - Spiral Galaxy with companion (MCG-2-5-50 & 50a)     NGC 1247 - Spiral Galaxy (UGCA 58) NGC 5557 - Ellipical Galaxy (H I-99) NGC 5624 - Spiral Galaxy (LGG 384 member) NGC 5673 - Spiral Galaxy (LGG 384 member) NGC 6760 - Globular Cluster     Pal 13 - Globular Cluster     UGC 11798 - Spiral Galaxy (Trio w/ UGC 11797 & UGC 11801)     Variable Stars (photometric monitoring)   - RX And, U And, Z And, R CrB, CI Cy, SS Cyg, U Her, BL Lac, FG Sge, V Sge, W Sge, RR Tau     Nearby Stars (astrometric monitoring)  - HH And, Barnards Star, Groombridge 34, EV Lac

- Full night session,  Duration 6.3 hr Session operated in fully automated mode without any interventions and with limited monitoring - Main aim of the session was a full night of general observing with a mix of variable stars, nearby stars, comets and deep sky targets.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature:  Falling  to 7.5°C (min) Outdoors 1°C cooler than Observatory) (Dew heaters on manual,  50% & 80%) - CCD Temperature:  -15°C  (67% av. power) - Notes from 2019-08-31 >>

C/2018 W2 (Africano) - Comet

C/2018 W2 (Africano) (passing through Camelopardalis) Sun Distance 1.46 AU Earth Distance 1.05 AU (157.4 million km)		C/2018 W2 (Africano) - Detail Frames aligned on comet (stars appear trailed due to movement of comet)
CCD Image (50% size) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2019-08-29 00:35 UT (#686102-04) 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 2019-08-29 00:36 UT (#686100-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
C/2018 W2 (Africano)  - Earlier Image (2019-08-27) (passing through Camelopardalis) Sun Distance 1.46 AU Earth Distance 1.10 AU (164.8 million km)		C/2018 W2 (Africano) - Earlier Detail (2019-08-27) Frames aligned on comet (stars appear trailed due to movement of comet)
CCD Image (50% size) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2019-08-27 03:15 UT (#685243-45) 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 2019-08-27 03:15 UT (#685243-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
C/2018 W2 (Africano) - Earlier Image (2019-08-21)   (passing through Camelopardalis) Sun Distance 1.47 AU Earth Distance 1.26 AU (188.3 million km)		C/2018 W2 (Africano) - Earlier Detail (2019-08-21)
CCD Image (50% size) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2019-08-21 02:22 UT (#681086-94) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, linear scale, cropped) Image details as left
C/2018 W2 (Africano) - Earlier Image (2019-08-09)  (passing through Camelopardalis) Sun Distance 1.51 AU Earth Distance 1.56 AU (233.5 million km)		C/2018 W2 (Africano) - Earlier Detail (2019-08-09)
CCD Image (50% size) 6 x 45s exposure (average combine), 3x3 binning, C Filter 2019-08-09 00:23 UT (#680143-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, linear scale, cropped) Image details as left

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ARP 4 - Spiral Galaxy with companion (MCG-2-5-50 & 50a)

ARP 4  (Cetus) Taken at altitude 18°

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-09-01 02:01 UT (#687232-36) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 4  - Detail MCG-2-5-50 (PGC 6626) (catalog mag +14.0) and companion MCG-2-5-50a (PGC 6629) (catalog mag +15.0) with adjacent galaxies PGC 953837 (catalog mag +17.3) &   PGC 953858 (catalog mag +18.2)

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

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

Note: Images affected by dust motte lying just just below the larger spiral galaxy

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NGC 1247 - Spiral Galaxy (UGCA 58)

NGC 1247 (Eridanus) Flat Galaxy Atlas Object Alias: UGCA 58

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-09-01 02:22 UT (#687239-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 1247 - Detail

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

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

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NGC 5557 - Ellipical Galaxy (H I-99)

NGC 5557 \ H I-99 (Bootes)

CCD Image (50% size, log scale) 4 x 120s exposure (average combine), 3x3 binning, C Filter 2019-08-31 21:33 UT (#687004-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5557 - Detail

CCD Image (100% size, log scale) Image detail as above

Negative CCD Image (100% size, log scale) Image detail as above

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NGC 5624 - Spiral Galaxy (LGG 384 member)

NGC 5624 (Bootes) Part of LGG 384 Galaxy Group, Associated with Ast. Now Challenge Object, May 2019 NGC 5624 (catalog mag +13.2) with adjacent galaxies PGC 2398307 (catalog mag +16.5), PGC 2396062 (catalog mag +17.6)

Annotated CCD Image (50% size, log scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-08-31 21:50 UT (#687011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5624 - Detail

CCD Image (100% size, log scale) Image detail as above

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NGC 5673 - Spiral Galaxy (LGG 384 member)

NGC 5673 (Bootes) Part of LGG 384 Galaxy Group, Associated with Ast. Now Challenge Object, May 2019

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-08-31 22:09 UT (#687019-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5673 - Detail

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

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NGC 6760 - Globular Cluster

NGC 6760 (Aquila)

CCD Image (70% size, log scale) 6 x 30s exposure (average combine), 3x3 binning, C Filter 2019-08-31 22:51 UT (#687065-71) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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Pal 13 - Globular Cluster

Pal 13 (Pegasus) Pal 13 is one of the dimmest globular clusters within the Palomar catalog.  It's apparent diameter of approximately 1.8 arc-minutes also makes it one of the smallest member of the catalog

CCD Image (50% size) 2 x 120s exposure (average combine), 3x3 binning, C Filter 2019-09-01 00:09 UT (#687144-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Pal 13  - Detail

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

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

Pal 13  - Earlier Image (2019-08-27)

Negative CCD Image (100% size, cropped) 2 x 60s exposure (average combine), 3x3 binning, C Filter 2019-08-27 02:01 UT (#685207-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Pal 13  - Earlier Image (2019-08-22) Pal 13 is only just visible in this single 60s exposure. Other frames were affected by passing cloud

Annotated CCD Image (50% size) 60s exposure (single frame), 3x3 binning, C Filter 2019-08-22 21:34 UT (#683020) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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UGC 11798 - Spiral Galaxy (Galaxy Trio with UGC 11797 & UGC 11801)

UGC 11798 (Cygnus) Galaxy Trio UGC 11797, UGC 11798 & UGC 11801 The bright star in FOV is SAO 51224 (mag +8.5)

CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-09-01 00:58 UT (#687183-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 11798 - Detail UGC 11797 (catalog mag +15.2), UGC 11798 (catalog mag +14.8), UGC 11801 (catalog mag +15.2),  PGC 214785 (catalog mag +17.9)

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

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

UGC 11798 - Earlier Image (2019-08-27)

Negative CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2019-08-27 00:08 UT (#685119-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 11798 - Earlier Image (2003)

CCD Image Composite Top 5 x 30 sec exposure (summed) Bottom 7 x 30 sec exposure (summed) 2003-12-07  23:29 to 23:36h UT (#55195-206) 8" LX200 + ST-7E

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