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CCD Images - Session 742 (2020-01-18)
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NGC 1964 - Spiral Galaxy (Herschel IV-21) NGC 185 (Local Group) - Elliptical Galaxy (Caldwell 18) 3C 58 - Supernova Remnant (attempt) NGC 718 - Spiral Galaxy, with LBV AT2019udc C/2017 T2 (PanStarrs) - Comet NGC 4222 - Spiral Galaxy Hickson 59 - Galaxy Group (IC 737 et al) IC 4182 - Irregular Galaxy Variable Stars (photometric monitoring) - RX And, Z And, AM CVn, SY Cnc, R CrB, S Cyg, U Gem, AM Her, U Her, RZ LMi, FO Ori, DY Per, GK Per, RR Tau, SU Tau, ER UMa Nearby Stars (astrometric monitoring) - None
- All night session (8 hours total).
Shutter closed at 04:34 after Job Queue hung.
- Main aims of the session was to acquire a selection of targets, including variable stars, nearby stars and a few specially selected deep sky objects. - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: -2°C (min)
(Dew heaters on auto)- CCD Temperature: -20°C (57% av. power) - Notes from 2020-01-18 >>
| NGC 1964 / H IV-21 (Lepus) Dec -21° 56'. Altitude 10.8°, Airmass 5.3 Poor seeing / Poor Focus |
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| CCD Image (50% size, linear scale) 6 x 120s exposure (average combine), 3x3 binning, C Filter 2020-01-18 22:09 UT (#742042-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| NGC 1964 / H IV-21 - Detail |
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| CCD Image (100% size, log scale, cropped) Image details as above |
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| NGC 185 / Caldwell 18 (Cassiopeia) All frames badly affected by wind / poor seeing / jet stream |
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| CCD Image (50% size) 6 x 180s exposure (average combine), 3x3 binning, DB Filter 2020-01-18 22:46 UT (#742053-58) 12" LX200R (at f/10.4) + ST-10XME Attempted auto-guide using TS 80mm APO, ZWO ASI178MC & PHD2 |
| NGC 185 - Earlier Image (2011) |
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| CCD Image (50% size) 3 x 120s sec exposure (average combine), 3x3 binning, C Filter 2011-01-29 19:41 h UT (#451045-47) 12" LX200R (at f/9.7) + ST-10XME |
| NGC 185 - Earlier Detail (2011) |
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| CCD Image (100% size, cropped)Image details as above |
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| 3C 58 (Cassiopeia) Attempted image of supernova remnant 3C 58 (not visible) |
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| CCD Image (50% size) 5 x 180s exposure (average combine), 3x3 binning, DB Filter 2020-01-18 23:14 UT (#742063-69) 12" LX200R (at f/10.4) + ST-10XME Attempted auto-guiding using TS 80mm APO, ZWO ASI178MC & PHD2 |
| 3C 58 Location White rectangle shows position of reference image White ellipse shows approximate position of 3C 58 |
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| Annotated CCD Image (50% size) Image details as above |
| 3C 58 Region Image affected by wind / surface & jet stream, uneven guiding |
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| CCD Image (85% size, cropped) Image details as above |
| 3C 58 - Reference Image (Credit: NASA/CXC/SAO) https://www.nasa.gov/chandra/multimedia/chandra-15th-anniversary-3c58.html |
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| Reference Image rescaled to same scale as above image |
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| NGC 718 (Pisces) No definate sign of LBV AT2019udc in new image below but it is affected by airmass effects & bright sky |
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| CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2020-01-18 23:32 UT (#742073-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| NGC 718 - Earlier Image (2019-11-18) NGC 718 with LBV AT2019udc discovered 2919/11/04.135 by DLT 40 |
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| Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-18 20:24 UT (#723171-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| C/2017 T2 (PanStarrs) - 2020-01-19 (passing through Perseus) Sun Distance 2.14 AU Earth Distance 1.57 AU (234.8 million km) |
C/2017 T2 (PanStarrs) - 2020-01-19, Detail Autoguided on an offset star using Lock Shift set at the comet's rate of motion (Ra -78.90, Dec 10.44 arcsec/hr) |
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| CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2020-01-19 00:06 UT (#742098-99) 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 2020-01-19 00:09 UT (#742098-106) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Images of C/2017 T2 (PanStarrs) on Comets 2019 Page |
| C/2017 T2 (PanStarrs) |
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| False Colour CCD Image (70% size, log scale) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2020-01-19 00:09 UT (#742098-106) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| NGC 4222 (Coma Berenices) Flat Galaxy Atlas |
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| CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-01-19 01:59 UT (#742168-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| NGC 4222 - Detail |
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| CCD Image (100% size, linear scale, cropped Image details as above |
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| CCD Image (100% size, square root scale, cropped Image details as above |
| NGC 4222 - Earlier Image (2020-01-18 am) |
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| CCD Image (100% size, linear scale, cropped 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-01-18 01:12 UT (#741206-10) 12" LX200R (at f/10.4) + ST-10XME (unguided) |
| NGC 4222 - Earlier Image (2019-11-19) (poor sky conditions, galaxy barely visible) |
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| CCD Image (100% size, linear scale, cropped 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-11-19 05:30 UT (#723572-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Hickson 59 (Leo) |
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| CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-01-19 02:20 UT (#742177-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| CCD Image (70% size, square root scale, cropped) Image details as above |
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Hickson 59 - Detail |
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| Annotated CCD Image (100% size, square root scale, cropped) Image details as above |
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| Negative CCD Image (100% size, square root scale, cropped) Image details as above |
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Hickson 59 - Earlier Image (2019-12-25) |
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| Annotated CCD Image (100% size, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-12-25 02:10 UT (#732249-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Negative CCD Image (100% size, cropped) Image details as above |
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Hickson 59 - Earlier Image (2011) |
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| Annotated CCD Image (cropped) 2 x 120 sec exposure (average combine), 3x3 binning, C Filter 2011-05-03 22:31 h UT (#475064-65) 12" LX200R (at f/9.7) + ST-10XME |
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| IC 4182 (Canes Venatici) Member of M94 Galaxy Group |
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| CCD Image (50% size, linear scale) 7 x 90s exposure (average combine), 3x3 binning, C Filter 2020-01-19 02:37 UT (#742185-91) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| IC 4182 - Detail |
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| CCD Image (100% size, linear scale, cropped) Image details as above |
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| Negative CCD Image (100% size, linear scale, cropped) Image details as above |
| IC 4182 - Earlier Image (2015) |
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| CCD Image (50% size) 7 x 90s exposure (average combine), 3x3 binning, C Filter 2015-04-21 00:40 h UT (#585110-16) 12" LX200R (at f/10.4) + ST-10XME |
| IC 4182 - Earlier Detail (2015) |
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| Negative CCD Image (50% size) Image details as above |
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| This Web Page: | CCD Images - Session 742 (2020-01-18) |
| Last Updated : | 2020-01-20 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
