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Details for Revision 2
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Name
  V1070 Cyg  
AAVSO UID
000-BCN-832 (5130 observations)  
Constellation
Cygnus Sequence
J2000.0
21 22 48.60 +40 55 57.2  (320.70250 +40.93256) Search nearby
B1950.0 21 20 51.63 +40 43 04.3
Galactic coord. 86.026 -6.532
Other names

(Internal only)
AAVSO 2118+40 BD+40 4502 HD 203712
HIP 105562 IRC +40479 PPM 61366
RAFGL 2759 SAO 50770 TYC 3186-2070-1
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Variability type
SRB
Spectral type M7III
Mag. range
6.5 - 8.5 V
Discoverer --
Epoch
--
Outburst --
Period 73.5 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Also periods of 63.6, 91.7, 100.3, 254 and 493 d.
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References
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1 Long-Term VRI Photometry of Small-Amplitude Red Variables. I. Light Curves
and Periods		 2001PASP..113..983P
2 I.Middlemist, Light Curve 3, N1, 7, 1978. --
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2011-11-11 02:32 UTC Phase plot with data from AAVSO, Percy and Hipparcos.
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Campaigns/Programs
 Binocular program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2011-11-11 02:32 UTC Period, epoch and range from Hipparcos, AAVSO and Percy (2001) data.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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