David's Astronomy Pages
CCD Images - Session 688 (2019-09-01)

Objects Session Notes
Bullet C/2018 W2 (Africano) - Comet
   
Bullet Abell 45 - Planetary Nebula (attempt)
   
Bullet NGC 2820 - Spiral Galaxy
Bullet NGC 5631 - Galaxy
Bullet NGC 5676 - Spiral Galaxy (H I-189, LGG 384 Member)
Bullet NGC 5965 - Spiral Galaxy
Bullet NGC 5981 - Spiral Galaxy
Bullet NGC 6749 - Globular Cluster
   
Bullet Pal 11 - Globular Cluster
   
Bullet Variable Stars (photometric monitoring)
  - RX And, Z And, CI Cy, SS Cyg, U Her, BL Lac, CY Lyr, FG Sge, V Sge, WZ Sge
   
Bullet Nearby Stars (astrometric monitoring)
 - 61 Cyg, Groombridge 34, EV Lac

    
   
- Full night session,  Duration 5.3 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 3.5°C (min)
Outdoors 2.5°C (min)
(Dew heaters on manual )
- CCD Temperature:  -15°C / -20°C  (64% / 75% av. power)
- Notes from 2019-09-01 >>
    
   

C/2018 W2 (Africano) - Comet

C/2018 W2 (Africano)
(passing through Perseus)
Sun Distance 1.46 AU
Earth Distance 0.95 AU (141.7 million km)
Video sequence shows motion of comet against background stars
but also shows an image quaility issue with rain drop like stars
(see Investigation : Image Quality Issue - C/2018 W2 (Africano)
Image
Animated CCD Image (100% size, linear scale, cropped)
9 x 45s exposure, 3x3 binning, C Filter
2019-09-02 01:12 UT (#688185-93)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

C/2018 W2 (Africano)
(passing through Perseus)
Sun Distance 1.46 AU
Earth Distance 0.95 AU (141.7 million km)
   C/2018 W2 (Africano) - Detail
Frames aligned on comet
(stars appear trailed due to movement of comet
and somewhat bloated due to an image quality issue)
Image   Image
CCD Image (50% size)
3 x 45s exposure (average combine), 3x3 binning, C Filter
2019-09-02 01:09 UT (#688185-87)
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, 3x3 binning, C Filter
2019-09-02 01:12 UT (#688185-93)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
       
    More Images of C/2018 W2 (Africano)    

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Abell 45 - Planetary Nebula (attempt)

Abell 45 (Scutum)
Ast. Now Challenge Object,  Jul 2016

No sign of Pl.Neb in this image (total exposure time 5 mins)
Expected position of Abell 45 is shown by white circle
Image
Annotated CCD Image (50% size)
5 x 60s exposure (average combine), 3x3 binning, C Filter
2019-09-01 23:00 UT (#688118-22)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   

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NGC 2820 - Spiral Galaxy

NGC 2820 (Ursa Major)
Flat Galaxy Atlas Object
Image
Annotated CCD Image (50% size, linear scale)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2019-09-02 01:37 UT (#688205-08)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 2820 - Detail
Image
CCD Image (100% size, linear scale, cropped)
Image details as above
 
NGC 2820 & Adjacent Galaxies
 
NGC 2820 (catalog mag +13.3),  NGC 2814 (catalog mag +14.3),
IC 2458 (catalog mag +14.5)
Image
CCD Image (100% size, linear scale, cropped)
Image details as above
 

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NGC 5631 - Spiral Galaxy

NGC 5631 \ H I-236 (Ursa Major)
Image
CCD Image (50% size, log scale)
4 x 120s exposure (average combine), 3x3 binning, C Filter
2019-09-02 00:16 UT (#688165-68)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 5631 - Detail
Whilst NGC 5631 is catalogued as a spiral galaxy
it looks more like an elliptical galaxy to me.
Image
CCD Image (100% size, log scale, cropped)
Image details as above
   

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NGC 5676 - Spiral Galaxy (Herschel I-189, LGG 384 Member)

NGC 5676 / Herschel I-189 (Bootes)
Image 
CCD Image (50% size, log scale)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2019-09-01 21:38 UT (#688062-63)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 5676 - detail
Image
CCD Image (100% size, log scale, cropped)
Image details as above
 
Image
Negative CCD Image (100% size, log scale cropped)
Image details as above
 
Image
Negative CCD Image (100% size, linear scale cropped)
Image details as above
 
NGC 5676 - Earlier Detail (2018-09-08)
Image
Negative CCD Image (100% size, linear scale, cropped)
5 x 120 sec exposure (average combine), 3x3 binning, C Filter
2018-09-08 20:46 UT (#627085-89)
12" LX200R  (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 5676 / Herschel I-189 (Bootes)
Image 
CCD Image (50% size)

 
NGC 5676 - detail
Image
CCD Image (100% size, cropped)
Image details as above
 
NGC 5676 - Earlier Image (2018-09-04)
Image
Annotated CCD Image (100% size, cropped)
3 x 120 sec exposure (average combine), 3x3 binning, C Filter
2018-09-04 20:45 UT (#626003-11)
12" LX200R  (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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NGC 5965 - Spiral Galaxy

NGC 5965 (Draco)
Flat Galaxy Atlas Object
Image
CCD Image (50% size, linear scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2019-09-02 00:34 UT (#688171-75)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 5965 - Detail
Image
CCD Image (100% size, square root scale, cropped)
Image details as above
 
Image
Annotated CCD Image (100% size, square root scale, cropped)
Image details as above
   

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NGC 5981 - Spiral Galaxy

NGC 5981 (Draco)
Flat Galaxy Atlas Object
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2019-09-02 00:54 UT (#688178-82)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
NGC 5981 - Detail
Image
CCD Image (100% size, square root scale, cropped)
Image details as above
 
NGC 5981 - Earlier Image (2010-08-26)
Image
CCD Image (150% size, linear scale, cropped)
3 x 90s exposure (average combine), 3x3 binning, C Filter
2010-08-26 22:28hUT (#425105-07)
12" LX200R  (at f/9.7) + ST-10XME
   

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NGC 6749 - Globular Cluster

NGC 6749 (Aquila)
Image
CCD Image (70% size, square root scale)
4 x 60s exposure (average combine), 3x3 binning, C Filter
2019-09-01 23:14 UT (#688128-34)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   

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Pal 11 - Globular Cluster

Pal 11 (Aquila)
Image
CCD Image (50% size, linear scale)
3 x 45s exposure (average combine), 3x3 binning, C Filter
2019-09-01 23:27 UT (#688139-41)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   
Pal 11- Detail
Image
CCD Image (100% size, linear scale, cropped)
Image details as above
   

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