David's Astronomy Pages CCD Images - Session 755 (2020-02-25)

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Images (S756)

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Session Notes

C/2017 T2 (PanStarrs) - Comet 114P/Wiseman-Skiff  - Comet C/2019 Y4 (ATLAS)  - Comet 155P/Shoemaker - Comet NGC 5410 - Spiral Galaxy Rose 24 - Compact Galaxy Group (PGC 1846870 et al) SHK 219 - Faint Galaxy Group (PGC 53131 et al) NGC 5829 - Spiral Galaxy ARP 42 - Spiral Galaxies, NGC 5829 & IC 4526 Rose 12 - Compact Galaxy Group (PGC 46890 et al) ARP 91 - Spiral Galaxies, NGC 5953 & NGC 5954 ARP 72 - Spiral Galaxy, NGC 5996 & NGC 5994 NGC 5674 - Spiral Galaxy Hickson 72 - Galaxy Group (PGC 52854 et al, ARP 328) Rose 20 - Compact Galaxy Group (NGC 5539 et al) Rose 18 - Compact Galaxy Group (NGC 5511 et al) ARP 324  - Galaxy Chain (UGC 10143 et al) Abell 2147  - Galaxy Cluster     Variable Stars (photometric monitoring)   - SY Cnc, U Gem, SS Her, U Her, RZ LMi, U Mon, FU Ori     Nearby Stars (astrometric monitoring)  - Barnards Star, HH And, DX Cnc, LAMOST-HVS1, Scholz's Star

- All night session (9.3 hours total). - Main aims of the session was to  acquire images of a selection of deep sky and comet objects     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature:  -1.5°C (min) (Dew heaters on auto) - CCD Temperature:  -25°C  (66% av. power) - Notes from 2020-02-25 >>

C/2017 T2 (PanStarrs) - Comet

C/2017 T2 (PanStarrs) - 2020-02-25  (passing through Cassiopeia) Sun Distance 1.86 AU Earth Distance 1.73 AU (258.7 million km)		C/2017 T2 (PanStarrs) - 2020-02-25, Detail Autoguided on an offset star using Lock Shift set at the comet's rate of motion (Ra 14.22 arcsec/hr, Dec 23.34 arcsec/hr)
CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2020-02-25 20:50 UT (#755015-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, log scale, cropped) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2020-02-25 20:53 UT (#755015-23) 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
Images of C/2017 T2 (PanStarrs) on Comets 2020 Page

False Colour Image of C/2017 T2 (PanStarrs) - 2020-02-25

False Colour CCD Image (50% size, log scale) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2020-02-25 20:53 UT (#755015-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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114P/Wiseman-Skiff  - Comet

114P/Wiseman-Skiff - 2020-02-25 (passing through Orion) Sun Distance 1.64 AU Earth Distance 1.22 AU (182.4 million km)		114P/Wiseman-Skiff - 2020-02-25, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 90.32 arcsec/hr, Dec -15.78 arcsec/hr)
CCD Image (50% size, linear scale) 2 x 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 21:10 UT (#755026-27) 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 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 21:10 UT (#755026-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of 114P/Wiseman-Skiff on Comets 2020 Page >>

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C/2019 Y4 (ATLAS)  - Comet

C/2019 Y4 (ATLAS) - 2020-02-25 (passing through Ursa Major) Sun Distance 2.10 AU Earth Distance 1.29 AU (193.2 million km)		C/2019 Y4 (ATLAS)  - 2020-02-25, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -102.95 arcsec/hr, Dec 89.46 arcsec/hr)
CCD Image (50% size, square root scale) 3 x 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 21:23 UT (#755039-41) 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) 7 x 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 21:26 UT (#755039-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2019 Y4 (ATLAS) on Comets 2020 Page >>

C/2019 Y4 (ATLAS) -  2020-02-25 Composite image showing 4.3 arc mins motion of comet over a 2.37 hour interval Calculated comet motion (109 arcsec/hr,  0.724 deg/day)

Composite CCD Image (100% size, square root scale, cropped) Average of 2 frames each 2 x 60s exposure , 3x3 binning, C Filter 2020-02-25 21:23  UT (#755039-40) 2020-02-25  23:45 UT (#755137-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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155P/Shoemaker - Comet

155P/Shoemaker - 2020-02-25 (passing through Leo) Sun Distance 2.11 AU Earth Distance 1.14 AU (169.9 million km)		155P/Shoemaker  - 2020-02-25, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -21.31 arcsec/hr, Dec 13.69 arcsec/hr)
Annotated CCD Image (50% size, linear scale) 3 x 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 22:49 UT (#755105-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, linear scale, cropped) 9 x 60s exposure (average combine), 3x3 binning, C Filter 2020-02-25 22:52 UT (#755105-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of 155P/Shoemaker on Comets 2020 Page >>

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NGC 5410 - Spiral Galaxy

NGC 5410 (Canes Venatici) Ring Galaxy, J.Lowrey List

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 00:07 UT (#755148-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Negative CCD Image (50% size, square root scale) Image details as above

NGC 5410 - 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

NGC 5410 - Earlier Image (2019-12-31 pm) NGC 5410 (catalog mag +15.0) with adjacent faint galaxy  PGC 49896 (catalog mag +16.4)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-01-01 00:33 UT (#734383-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5410 - Earlier Image (2019-12-31 am)

Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2019-12-31 00:36 UT (#733282-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5410 - Earlier Image (2019-09-22)

Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2019-09-22 19:57 UT (#699005-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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Rose 24 - Compact Galaxy Group (PGC 1846870 et al)

Rose 24 / PGC 1846870 et al (Bootes) Rose Catalogue [ Rose Compact Galaxy Groups ] Chain of 4 equidistant galaxies lying at centre of image below

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 00:29 UT (#755156-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Rose 24 - Detail PGC 1846870 (catalog mag +17.0),   PGC 1846759 (catalog mag +17.4),  PGC 1846782 (catalog mag +17.7), PGC 1846817 (catalog mag +17.6)

Annotated CCD Image (150% size, square root scale, cropped) Image details as above

Negative CCD Image (150% size, square root scale, cropped) Image details as above

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SHK 219 - Faint Galaxy Group (PGC 53131 et al)

SHK 219 / PGC 53131 et al (Bootes) Shakhbazian Group

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 00:49 UT (#755163-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

SHK 219 - Detail

Annotated CCD Image (150% size, square root scale, cropped) Image details as above

Negative CCD Image (150% size, square root scale, cropped) Image details as above

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NGC 5829 - Spiral Galaxy

NGC 5829 (Bootes)

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 01:13 UT (#755170-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5829 & Adjacent Galaxies - Detail

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

NGC 5829 - Detail No sign of earlier supernova (SN 2008b)

CCD Image (150% size, square root scale, cropped) Image details as above

NGC 5829 with SN 2008b - Earlier Image (2008) SN 2008b indicated by white cross-hairs

Annotated CCD Image (250% size, cropped) 5 x 120s exposure (average combine), 2x2 binning, C Filter, 2008-01-12 04:45h UT (#252525-29)

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ARP 42 - Spiral Galaxies, NGC 5829 & IC 4526

ARP 42 (Bootes) NGC 5829 & IC 4526

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 01:13 UT (#755170-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 42 - Detail

Annotated CCD Image (150% size, square root scale, cropped) Image details as above

Negative CCD Image (150% size, square root scale, cropped) Image details as above

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Rose 12 - Compact Galaxy Group (PGC 46890 et al)

Rose 12 / PGC 46890 et al (Canes Venatici) Rose Catalogue [ Rose Compact Galaxy Groups ] Image showing Rose 12 and adjacent galaxies PGC 2004870 (catalog mag +16.6), PGC 3088898 (catalog mag +15.7),  PGC 2000135 (catalog mag +17.3)

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 01:56 UT (#755176-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Rose 12 - Detail  PGC 46890 (catalog mag +15.3),   PGC 2002651 (catalog mag +15.6), PGC 2000577 (catalog mag +16.6),    PGC 2002449 (catalog mag +17.3)

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

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ARP 91 - Spiral Galaxies, NGC 5953 & NGC 5954

ARP 91 (Serpens) NGC 5953 and NGC 5954)		ARP 91 - Detail NGC 5953 and NGC 5954)
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 02:20 UT (#755182-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (100% size, square root scale, cropped) Image details as left
CCD Image (100% size, log scale, cropped) Image details as above		Negative CCD Image (100% size, log scale, cropped) Image details as above left

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ARP 72 - Spiral Galaxies, NGC 5996 & NGC 5994

ARP 72 (Serpens) NGC 5996 and NGC 5994

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 02:42 UT (#755188-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 72 - Detail

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

ARP 72 - Earlier Image (2019) Single frame due to autoguiding issue/cloud, The other member of ARP 72 (NGC 5994) is very faint in this image

Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, C Filter 2019-10-04 19:19 UT (#705009) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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NGC 5674 - Spiral Galaxy

NGC 5674 (Virgo) Ring Galaxy, J.Lowrey List

CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 03:42 UT (#755203-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5674 - 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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Hickson 72 - Galaxy Group (PGC 52854 et al, ARP 328)

Hickson 72 (Bootes) Bright star to right in  HIP 72336 (mag +7.4)

Annotated CCD Image (50% size) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 04:01 UT (#755208-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Hickson 72 - Detail a) PGC 52844 (catalog mag +16.0), b)  PGC 52848 (catalog mag +16.0) c) PGC 52854 (catalog mag +15.8),  d) PGC 52851 (catalog mag +16.1) e)  PGC 52850 (catalog mag +16.0), f) PGC 52847 (catalog mag +18.3)

CCD Image (125% size, linear scale, cropped) Image details as above

Negative CCD Image (125% size, linear scale, cropped) Image details as above

Hickson 72 - Earlier Image (2019)

CCD Image (125% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-01-30 03:00 UT (#652372-76) 12" LX200R (at f/10.4) + ST-10XME

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Rose 20 - Compact Galaxy Group (NGC 5539 et al)

Rose 20 / NGC 5539 et al (Bootes) Rose Catalogue [ Rose Compact Galaxy Groups ] Image below shows Rose 12 along with several nearby galaxies :   PGC 97424 (catalog mag +15.9), PGC 1341835 (catalog mag +16.3), PGC 1342856 (catalog mag +17.3),  PGC 1339369  (catalog mag +17.5), PGC 3091618 (catalog mag +16.7), PGC 1340964  (catalog mag +16.9),  PGC 1340894  (catalog mag +17.0)

Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 04:17 UT (#755215-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Rose 20 - Detail  A) NGC 5539 / PGC 51054 (catalog mag +14.6),   B) MAC 1417+0810B ,  C) CGCG 46-84,    D) unnamed

Annotated CCD Image (150% size, square root scale, cropped) Image details as above

Negative CCD Image (150% size, square root scale, cropped) Image details as above

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Rose 18 - Compact Galaxy Group (NGC 5511 et al)

Rose 18 / NGC 5511 et al (Bootes) Rose Catalogue [ Rose Compact Galaxy Groups ]

Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 04:17 UT (#755215-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Rose 18 - Detail  NGC 5511 /  PGC 50771 (catalog mag +14.5),   NGC 5511A /  PGC 50778 (catalog mag +14.9),   MAC 1413+0837

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

Rose 18 - Earlier Image (2019) poor quality image

CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2019-12-31 05:37 UT (#733317-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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ARP 324  - Galaxy Chain (UGC 10143 et al)

ARP 324 (Hercules) UGC 10143 Chain Image below shows ARP 324 along with several nearby galaxies that together form part of galaxy cluster Abell 2147

CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 05:04 UT (#755228-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 324 - Detail a) PGC 56784 / UGC 10143 (catalog mag +14.2),  b) PGC 56777 (catalog mag +15.2) c)  PGC 2790838 (catalog mag +15.4), d) III Zw 75 e) PGC 1497312 (catalog mag +17.1), f)  PGC 56770 (catalog mag +14.8)

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

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Abell 2147  - Galaxy Cluster

Abell 2147 (Hercules) Image below shows ARP 324 and other nearby galaxies that together form part of the galaxy cluster Abell 2147 : PGC 56784 (catalog +14.2), PGC 56770 (catalog mag +14.8), PGC 56777 (catalog +15.2),  PGC 2790838  (catalog mag +15.4), PGC 56830 (catalog mag +16.1), PGC 1495724 (catalog mag +16.5) PGC 1496494 (catalog +16.6), PGC 1498789 (catalog mag +16.6) PGC 1498896 (catalog mag +16.9), PGC 1497642 (catalog +17.0) PGC 1497312 (catalog mag +17.1), PGC 1496791 (catalog mag +17.1), PGC 1497099 (catalog mag +17.2), PGC 1495790 (catalog mag +17.3),  PGC 1495894 (catalog mag +17.4), PGC 1499781 (catalog +17.4), PGC 1498080 (catalog mag +17.4), PGC 1496740 (catalog mag +17.7), PGC 56782 (catalog mag ?)

Annotated CCD Image (70% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-02-26 05:04 UT (#755228-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Abell 2147 - Detail

Negative CCD Image (70% size, square root scale) Image details as above

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