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Details for Revision 1
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Name
  VSX J183837.5+052755  
AAVSO UID
--  
Constellation
Serpens Sequence
J2000.0
18 38 37.56 +05 27 55.4  (279.65650 +5.46539) Search nearby
B1950.0 18 36 10.12 +05 25 12.6
Galactic coord. 36.352 +5.332
Other names

(Internal only)
ASAS J183838+0527.9 BD+05 3864 GSC 00455-01084
PPM 166265 SAO 123754  
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Variability type
EA+DSCTC
Spectral type A2
Mag. range
8.73 - 8.86 V
Discoverer Martín-Ruiz, S. et al
Epoch
02 Oct 2003 (HJD 2452914.644) Ephemeris
Outburst --
Period 5.70198 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Eccentric orbit (2009MNRAS.392..757I).
2 Otero, Sebastian Alberto In open cluster IC 4756. e= 0.24; i= 73 degrees. DSCT amplitude <0.005 mag. Two main periods: 0.051027 and 0.052968 d. Magnitude given in discovery reference is a wrong V value from Tycho-1. New value is from GCPD.
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References
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1 HD 172189 Martín-Ruiz, S. et al., 2005, A&A, 440, 711
2 Ibanoǧlu, C.; et al., 2009, Spectroscopic and photometric observations
of the selected Algol-type binaries - IV. V799Cassiopeiae, BX Piscium and
HD 172189
2009MNRAS.392..757I
3 Martín-Ruiz, S.; et al., 2006, HD 172189: an eclipsing and spectroscopic
binary with a δ Sct-type pulsating component in an open cluster
2005A&A...440..711M
4 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2016-06-08 01:09 UTC Eclipse duration from ASAS-3 data.
1 Otero, Sebastian Alberto 2006-08-11 17:02 UTC Initial submission.