David's Astronomy Pages
CCD Images - Session 756 (2020-02-26)

Objects Session Notes
Bullet C/2017 T2 (PanStarrs) - Comet
Bullet C/2019 Y4 (ATLAS)  - Comet
   
Bullet M10 - Globular Cluster
   
Bullet Rose 25 - Compact Galaxy Group (PGC 54033 et al)
   
Bullet Variable Stars (photometric monitoring)
  - FU Ori, DY Per, RR Tau
   
Bullet Nearby Stars (astrometric monitoring)
 - Barnards Star, Groombridge 34, LAMOST-HVS1, Scholz's Star
 
  
   
- All night session (11.2 hours total), but shutter closed through middle of night due to cloud.

- 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°C (min)
(Dew heaters on auto)
- CCD Temperature:  -25°C  (68% av. power)
- Notes from 2020-02-26 >>
    
   

C/2017 T2 (PanStarrs) - Comet

C/2017 T2 (PanStarrs) - 2020-02-26
 (passing through Cassiopeia)
Sun Distance 1.85 AU
Earth Distance 1.73 AU (259.1 million km)
   C/2017 T2 (PanStarrs) - 2020-02-26, Detail
Autoguided on an offset star using Lock Shift set at
the comet's rate of motion
(Ra 16.22 arcsec/hr, Dec 23.95 arcsec/hr)
Image   Image
CCD Image (50% size, square root scale)
2 x 45s exposure (average combine), 3x3 binning, C Filter
2020-02-26 18:59 UT (#756014-15)
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
2020-02-26 19:02 UT (#756014-22)
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) - 2020-02-26
Image
False Colour CCD Image (50% size, log scale)
9 x 45s exposure (average combine), 3x3 binning, C Filter
2020-02-26 19:02 UT (#756014-22)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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C/2019 Y4 (ATLAS)  - Comet

C/2019 Y4 (ATLAS) - 2020-02-26
(passing through Ursa Major)
Sun Distance 2.05 AU
Earth Distance 1.26 AU (188.2 million km)
   C/2019 Y4 (ATLAS)  - 2020-02-26, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -108.51 arcsec/hr, Dec 89.08 arcsec/hr)
Image   Image
CCD Image (50% size, square root scale)
2 x 60s exposure (average combine), 3x3 binning, C Filter
2020-02-26 20:51 UT (#756080-81)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  CCD Image (100% size, log scale, cropped)
7 x 60s exposure (average combine), 3x3 binning, C Filter
2020-02-26 20:54 UT (#756080-86)
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 >>    

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M10 - Globular Cluster

M10  (Ophiuchus)
Image
CCD Image (70% size, square root scale)
10 x 20s exposure (average combine), 3x3 binning, C Filter
2020-02-27 05:42 UT (#756095-108)
12" LX200R (at f/10.4) + ST-10XME
 
Image
CCD Image (50% size, square root scale)
Image details as above
 
M10 - Earlier Image (2005)
Image
CCD Image 
4 x 20 sec exposure (average), clear filter
2005-08-14  21:40 h UT (#92063-67)
8" LX200 Classic + ST-7E

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Rose 25 - Compact Galaxy Group (PGC 54033 et al)

Rose 25 / PGC 54033 et al (Bootes)
Rose Catalogue
Note: Single frame only due to passing cloud. Target needs to be repeated
Image 
Annotated CCD Image (50% size, square root scale)
180s exposure (single frame), 3x3 binning, C Filter
2020-02-27 01:32 UT (#756089)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Rose 25 - Detail
Note: detail is poorly resolved in this single frame image
Image 
CCD Image (150% size, square root scale, cropped)
Image details as above
 

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