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CCD Images - Session 135 (2006-08-26)

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Objects Session Notes
Bullet PGC 62154 - Spiral Galaxy
Bullet R CrB - Variable Star
Bullet SS Cyg - Variable Star
Bullet 61 Cygni - Star (the 'flying star')
Bullet Ross 248 (HH And) - Variable Star
Bullet HD 5501 - Suspected Binary Eclipsing Variable
Bullet Maffei 1 - Galaxy
Bullet M92 - Globular Cluster
Bullet Mizar -Double Star
- 2 hr session, cut short by developing cloud
- CCD operation of -15 degC
- main objectives where to acquire images as part of ongoing project on nearby stars and specific variables, and to test recently made enhancements to imaging control software.
- opportunity taken to acquire images of M92 and Mizar through small gaps in the cloud near end of the session. 
- More Notes

PGC 62154 - Spiral Galaxy

Small spiral galaxy unintentionally recorded during short mapping run centered around Vega.

PGC 62154 (Lyra)
Catalog mag +14.5

Image

CCD Image
20 sec exposure, 2x2 binning, C Filter
2006-08-26  21:37 h UT (#135004)

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R CrB - Variable Star

Series of images of R CrB and a reference star (HIP 77373) were taken through B, V, R & I bands, as part of an ongoing study of this star

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SS Cyg - Variable Star

Measurements made in B, V, R filters as part of ongoing study on variable behavior of this dwarf nova. (SS Cyg project)

SS Cyg (Cygnus)

 
 SS Cyg - Magnitude and Colour Variation between 2006-05-24 and 2006-08-26 
Two outbursts are noted within this interval
Image 

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61 Cygni - Star (The 'flying star')

Astrometric measurements made, as part of a ongoing study to attempt to measure proper motion and annual parallax of 61 Cygni.
( 61 Cygni Project )

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Ross 248 (HH And) - Nearby Star & Variable Star - 10.3 ly

Astrometric measurements made, as part of a ongoing study to attempt to measure proper motion and annual parallax of Ross 248 (And HH)  (Ross 248 Project)

Astrometry measurement of Ross 248  based on 7 images (#135099-105)
1x1 binning, 10s exposure, C Filter (50-62 UCAC stars)
Date/Time (UT) Star RA (epoch 2000) Dec (epoch 2000)
2006-08-26 22:40  Ross 248 / HH And 23h 41m 55.10s +/-0.01s +44d 10m 28.26s +/-0.06s
Average Position, Errors bars at +/-1 SD

 

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HD 5501 - Suspected Binary Eclipsing Variable

Measurements made in B, V, R filters as part of ongoing study on variable behavior of this suspected eclipsing variable..
[ HD 5501 Project ]

HD 5501 (Cassiopeia)

Image

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Maffei 1 - Galaxy 

Maffei 1 is a galaxy lying in the plane of the Milky Way and is largely obscured by dust.  
A single 5 minute exposure through Clear filter was obtained (Plan had been to acquire images in V and I Bands, but due to developing cloud this attempt was abandoned)

Maffei 1 / UGCA 34 (Cassiopeia)
Galaxy - near centre
Stars in near centre form part of open cluster Czernik 11

Image

CCD Image
5 min exposure (unguided), 2x2 binning, C Filter
2006-08-26  22:53 h UT (#135118)

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M92 - Globular Cluster

M92 (Hercules)
Image
CCD Image, Log Scale
30s, 2x2 binning, C Filter
2006-08-26  23:05 h UT (#135121)

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Mizar - Double Star 

Mizar / Alcor (Ursa Major)
Mizar & Alcor are an optical double
Mizar itself is a double star (Struve 1744)
Image
CCD Image
1s, 2x2 binning, C Filter
2006-08-26  23:30 h UT (#135129)

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This Web Page: CCD Images - Session 135 (2006-08-26)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site