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Name
  AI Oph  
AAVSO UID
000-BDW-574 (209 observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 25 42.40 +12 35 57.4  (261.42666 +12.59928) Search nearby
B1950.0 17 23 23.43 +12 38 31.5
Proper motion
RA: 6.8 +/- 4.4 mas/yDec: 6.8 +/- 3.8 mas/ySource: UCAC4
Galactic coord. 34.919 +24.635
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17254241+1235573 AN 46.1924 ASAS J172542+1235.9
CMC14 J172542.3+123557 IRAS 17233+1238 NSVS J1725424+123554
ROTSE1 J172542.47+123553.2    
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Variability type
M
Spectral type --
Mag. range
10.9 - <16.8 V
Discoverer Karl Wilhelm Reinmuth
Epoch
22 Sep 1999 (HJD 2451444.0) Ephemeris
Outburst --
Period 414.3 d
Rise/eclipse dur. 51%  (211 d)
Remarks
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1 2016JAVSO..44..156K B-V= 1.60; V-R= 2.32
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References
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1 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
2 Karlsson, T.; Bengtsson, H.; Wikander, T.; et al., 2016, 50 forgotten Miras 2016JAVSO..44..156K
3 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
4 The All Sky Automated Survey 2002AcA....52..397P
5 C.Akerlof et al., AJ 119, 1901, 2000. 2000AJ....119.1901A
6 V.P.Zessewitsch, M.S.Kazanasmas, Atlas of Finding Charts for Variable
Stars, M., 1971.
1971afcv.book.....T
7 B.S.Whitney, AJ 65, 381, 1960. 1960AJ.....65..381W
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 5.81H = 4.94K = 4.49J - K = 1.32
AllWISE W1 = 4.52W2 = 4.01W3 = 3.39W4 = 2.79W1 - W2 = 0.50W3 - W4 = 0.60
APASS-DR9 B = 14.62V = 13.07g' = 14.85r' = 12.82i' = 10.95B - V = 1.55
Images
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Supporting Documents
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Revision History
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5 Otero, Sebastian Alberto 2020-05-14 20:24 UTC Gaia DR2 position.
4 Karlsson, Thomas 2017-03-10 22:16 UTC Elements, minimum magnitude, B-V and V-R from 2016JAVSO..44..156K. Discoverer from AN, 222, 305, 1924
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.