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Name
  EU Ser  
AAVSO UID
000-BFL-998 (124 observations)  
Constellation
Serpens Sequence
J2000.0
18 19 09.39 -13 50 41.2  (274.78914 -13.84478) Search nearby
B1950.0 18 16 19.23 -13 51 58.2
Proper motion
RA: 2.8 +/- 27.5 mas/yDec: -10.2 +/- 11.4 mas/ySource: UCAC4
Galactic coord. 16.961 +0.699
Other names

(Internal only)
2MASS J18190938-1350411 ALS 15396 GSC 05689-00665
Gaia24bbb NGC 6611 494  
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Variability type
UXOR
Spectral type B-Aea
Mag. range
14.2 - 16.4 p
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 16.0 mag. star 4" to the WNW and 11.2 mag. star 14" to the SE.
2 Otero, Sebastian Alberto J-K= 2.23; B-V= 0.90.
3 GCVS Team VB A (B 4" np). A member of the open cluster M 16 = NGC 6611. IR excess.
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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 Herbst, W.; Shevchenko, V. S., 1999, A Photometric Catalog of Herbig AE/BE
Stars and Discussion of the Nature and Cause of the Variations of UX
Orionis Stars		 1999AJ....118.1043H
3 A.G.Impallomeni, P.Maffei, Frascati Contr N2, 1965. --
External Links
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Location    Go   
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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 = 11.77H = 10.69
AllWISE W1 = 8.04W2 = 7.10W3 = 4.54W4 = 4.94W1 - W2 = 0.94W3 - W4 = -0.41
Images
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Supporting Documents
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Stellar Association Membership
 NGC 6611 Open Cluster 2012A&A...548A..97Z
Revision History
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5 Otero, Sebastian Alberto 2024-07-09 19:42 UTC Type from Gaia Alerts data.
4 Otero, Sebastian Alberto 2020-05-15 00:38 UTC Gaia DR2 position.
3 Otero, Sebastian Alberto 2012-12-14 02:16 UTC Type from 1999AJ....118.1043H.
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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