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Name
  IRAS 17311-2011  
AAVSO UID
000-BMD-395 (No observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 34 10.43 -20 13 45.1  (263.54346 -20.22919) Search nearby
B1950.0 17 31 12.30 -20 11 45.9
Proper motion
RA: -7.3 +/- 3.2 mas/yDec: -0.8 +/- 2.7 mas/ySource: UCAC4
Galactic coord. 6.031 +6.809
Other names

(Internal only)
2MASS J17341043-2013449 ASAS J173410-2013.8 ASASSN-V J173410.56-201345.3
GSC2.3 S8L1028490 UCAC4 349-104650 USNO-B1.0 0697-0462784
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Variability type
M
Spectral type --
Mag. range
13.2 - <15.8 V
Discoverer Trygve Prestgard
Epoch
16 Sep 2001 (HJD 2452169) Ephemeris
Outburst --
Period 275 d
Rise/eclipse dur. --
Remarks
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1 Prestgard, Trygve ASAS-3 magnitudes contaminated by UCAC4 349-104664 (V= 16.6; sep. 13") and UCAC4 349-104636 (V= 16.4; sep. 19"). Range has been corrected. Minimum magnitude from SPM 4.0
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References
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1 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
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 = 8.80H = 7.92K = 7.22J - K = 1.59
AllWISE W1 = 6.35W2 = 5.84W3 = 4.72W4 = 3.80W1 - W2 = 0.51W3 - W4 = 0.92
Images
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Supporting Documents
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1 Discovery DSS images Prestgard, Trygve 2016-12-11 00:35 UTC The object's variable nature was discovered online in these DSS images. An AllWISE image has also been added.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
1 Prestgard, Trygve 2016-12-14 22:23 UTC Initial submission.

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