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Variable Stars Project (2002-2003)

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Page		   Deep Sky Images (2002-09-12)
Images
2002-09-12 		 
CCD Session S00028 onwards
Bullet Andromeda
R And, RX And, ST And, SW And, UZ And, EZ And
Bullet Lacerta
RS Lac, RV Lac, RW Lac, RY Lac, S Lac
Bullet Pegasus 
R Peg, RU Peg, RV Peg, S Peg, T Peg, TW Peg, W Peg, Z Peg
>  

Baseline Images taken on 2002-10-02 (Peg, And, Lac) (Light Curves)

 R And

R And Mira-type variable (Andromeda)
Catalog  : Variation +5.8 to +14.9, Period 409.33 days
Alt Name : HIP 1901, SAO 53860, GSC 2783:2031
R And, baseline image, 5 sec exposure (north down)
Image
2002-10-02  23:34h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28160-62)
 
R And, Mira-type variable (Andromeda)
baseline reference image 30 sec exposure (north down)
Image 
2002-10-02  23:36h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28166-68)

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RX And

RX And  UGZ-type variable (Andromeda)
Catalog : Variation +10.3 to +14.0, Period (14) days
Alt Name : GSC 2807:1623

NSV 00389 suspected variable (Andromeda)
Catalog  : ? Variation +11.0 to +12.5.  Period  ?  days
Alt Name : GSC 2807:675
RX And, baseline image, 10 sec exposure (north down)
Image
2002-10-03 00:03h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28199-201)
 

RX And, baseline image 30 sec exposure (north down)
Image 
2002-10-03  00:04h UT
CCD Image, 4 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28202-06)

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ST And

ST And,  SRa-type variable (Andromeda)
Catalog  : Variation +7.7 to +11.8, Period 328.34 days
Alt Name : GSC 2778:765, HIP 116681
 
ST And, baseline image,  5 sec exposure (north down)
Image
2002-10-03  00:11h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28211-13)
 
ST And, baseline image, 30 sec exposure (north down)
Image
2002-10-03  00:13h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28217-19)

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SW And

SW And,  RRab-type variable (Andromeda)
Catalog  : Variation +9.14 to +10.09, Period 0.44228 days
Alt Name : GSC 1737:1702, HIP 1878
 
SW And, baseline image,  5 sec exposure (north down)
Image
2002-10-03  00:18h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28223-25)
 
SW And, baseline image, 30 sec exposure (north down)
Image
2002-10-03  00:19h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28226)

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U And

U And,  Mira-type variable (Andromeda)
Catalog  : Variation +8.9 to +15.0, Period 346.55 days
Alt Name : GSC 2804:1144
 
U And, baseline image,  5 sec exposure (north down)
Image
2002-10-02  23:44h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28172-74)
 
U And, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:46h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28178-80)

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W And

W And,  Mira-type variable (Andromeda)
Catalog  : Variation +6.7 to +14.6, Period 395.93 days
Alt Name : GSC 2842:951, HIP 10687
 Note there  is a suspicion that the star GSC 2842:1765 
is the suspected Variable Star NSV 771 (+11.5)

 
W And, baseline image,  5 sec exposure (north down)
Image
2002-10-02  23:50h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28184-86)
 
W And, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:53h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28190-92)

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UZ And (and EK And)

UZ And,  Mira-type variable (Andromeda)
Catalog  : Variation +9.1 to +15.6, Period 314.3 days
Alt Name : GSC 2808:2063
EK And,  SRa-type variable (Andromeda)
Catalog  : Variation +10.3 to +11.4, Period 185 days
Alt Name : GSC 2808:2027
 
UZ And/EK And, baseline image,  5 sec exposure (north down)
Image
2002-10-03  00:21h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28227-29)
 
UZ And/EK And, baseline image, 30 sec exposure (north down)
Image
2002-10-03  00:24h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28233-35)

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RS Lac

RS Lac,  Mira-type variable (Andromeda)
Catalog  : Variation +9.6 to +12.5, Period 237.26 days
Alt Name : GSC 3211:1056
 
RS Lac, baseline image,  5 sec exposure (north down)
Image
2002-10-02  23:14h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28128-30)
 
RS Lac, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:16h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28134-36)

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RV Lac (and RW Lac)

RV Lac,  SRb type variable (Lacerta)
Catalog  : Variation +11.0 to +12.7, Period 57 days
Alt Name : GSC 3269:2273, HIP 112292
RW Lac,  EA/DM type variable (Lacerta)
Catalog  : Variation +10.40 to +11.0, Period 10.369 days
Alt Name : GSC 3269:740
 
RV Lac, baseline image,  5 sec exposure (north down)
Image
2002-10-02  23:25h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28143-45)
 Auto- astrometry doesn't work with this star field ?
RV Lac, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:27h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28149)

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RY Lac

RY Lac,  SRb type variable (Lacerta)
Catalog  : Variation +12.5 to +13.2, Period ?
Type : SRb
 
RY Lac, baseline image,  10 sec exposure (north down)
Image
2002-10-02  23:20h UT
CCD Image, 3 x 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28137-39)
 
RY Lac, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:21h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28140-42)

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S Lac

S Lac,  Mira type variable (Lacerta)
Catalog  : Variation +7.6 to +13.9, Period 241.5 days
Type : M
 
S Lac, baseline image,  10 sec exposure (north down)
Image
2002-10-02  23:06h UT
CCD Image, 3 x 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28119-21)
 
S Lac, baseline image, 30 sec exposure (north down)
Image
2002-10-02  23:08h UT
CCD Image, 3 x 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28142-44)

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R Peg

R Peg Mira-type variable (Pegasus)
Catalog  : Variation +6.9 to +13.8, Period 378.1 days
Alt Name : HD 218292, SAO 108403
  
R Peg, baseline image 2 sec exposure (north down)
Image
2002-10-02  22:15h UT
CCD Image, 3 x 2 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28022-24)
 
R Peg,  baseline image 10 sec exposure (north down)
Image 
2002-10-02  22:16h UT
CCD Image, 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28025)

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S Peg

S Peg Mira-type variable (Pegasus)
Catalog  : Variation +6.9 to +13.8, Period 319.22 days
Type : M
Alt Name : HIP 115242 , SAO 128130
  
S Peg, baseline image 5 sec exposure (north down)
Image
2002-10-02  22:21h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28026-28)
 
S Peg,  baseline image 10 sec exposure (north down)
 Image
2002-10-02  22:22h UT
CCD Image, 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28032)

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RU Peg

RU Peg,  Mira-type variable (Andromeda)
Catalog  : Variation +9.0 to +13.2, Period 74.3 days
 
RU Peg, baseline image, 5 sec exposure (north down)
Image
2002-10-02  22:40h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28065-67)
 
RU Peg, baseline image 30 sec exposure (north down)
Image
2002-10-02  22:42h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28071)
 
RU Peg, baseline image 120 sec exposure (north down)
Image
2002-10-02  22:44h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28073)

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RV Peg

RV Peg,  Mira-type variable (Andromeda)
Catalog  : Variation +9.0 to +15.5, Period 396.8 days
Type M
 
RV Peg, baseline image, 5 sec exposure (north down)
Image
2002-10-02  22:49h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28077-79)
 
RV Peg, baseline image 30 sec exposure (north down)
Image
2002-10-02  22:51h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28083)

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T Peg

T Peg,  Mira-type variable (Andromeda)
Catalog  : Variation +8.4 to +15.4, Period 379.4 days
Type M. Alt Name : GSC 1144:990

Reference Star has an adjusted Mag of +9.10 
(the combined magnitude of +9.14 and +12.75)
 
T Peg, baseline image, 5 sec exposure (north down)
Image
2002-10-02  22:27h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28036-38)
 
T Peg, baseline image 10 sec exposure (north down)
Image
2002-10-02  22:26h UT
CCD Image, 3 x 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28033-35)

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TW Peg

TW Peg,  SRb-type variable (Andromeda)
Catalog  : Variation +7.5 to +8.4, Period 929.3 days
Alt Name : GSC 2216:1365, SAO 90201, HIP 108928
 
TW Peg, baseline image, 2 sec exposure (north down)
No suitable reference star within CCD frame.
Magnitude difference between offset stars and 
variable star is really too large for tracking the +7.5 to +8.4 variation.
Image
2002-10-02  22:58h UT
CCD Image, 3 x 2 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28100-02)

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W Peg

W Peg,  Mira-type variable (Andromeda)
Catalog  : Variation +7.6 to +13.0, Period 345.5 days
Alt Name : GSC 2245:115, HIP 115188
 
W  Peg, baseline image, 10 sec exposure (north down)
Control 2 initially selected as Reference, but it seems 
to be dimmer than its catalog Mag suggests
Note : Lenticular Galaxy UGC 12515 (Catalog Mag +13.9)
Image
2002-10-02  22:31h UT
CCD Image, 3 x 10 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28048-50)
 
W  Peg, baseline image, 30 sec exposure (north down)
Image
2002-10-02  22:32h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28051)

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Z Peg

Z Peg,  Mira-type variable (Andromeda)
Catalog  : Variation +7.6 to +13.0, Period 345.5 days
Alt Name : GSC 2245:115, HIP 115188
 
Z  Peg, baseline image, 5 sec exposure (north down)

Variable star could be better framed to show one of  the 
two brighter control star which are present to north and south of image
Image
2002-10-02  22:35h UT
CCD Image, 3 x 5 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28055-57)
  
Z  Peg, baseline image, 30 sec exposure (north down)
Image
2002-10-02  22:37h UT
CCD Image, 30 sec exposure (2x2 binning)
11.4 x 7.6 arc min  (#28061)

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This Web Page: Variable Stars Project (2002-2003)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site