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Latest Details
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Name
  KU Aps  
AAVSO UID
000-BDD-335 (697 observations)  
Constellation
Apus Sequence
J2000.0
17 21 50.99 -81 00 36.6  (260.46246 -81.01017) Search nearby
B1950.0 17 12 23.47 -80 57 30.2
Proper motion
RA: 0.5 +/- 1.6 mas/yDec: 1.9 +/- 1.6 mas/ySource: UCAC4
Galactic coord. 311.990 -23.415
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17215099-8100365 ASAS J172151-8100.6 ASASSN-V J172150.99-810036.0
GSC 09456-01144 SON 5637 UCAC4 045-015282
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Variability type
SRA+ZAND:
Spectral type --
Mag. range
11.9 - 14.9 V
Discoverer --
Epoch
16 Apr 2001 (HJD 2452016.0) Ephemeris
Outburst --
Period 117.3 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto J-K= 1.03. RVA-like light curve. Transitional object?.
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 H.Gessner, VSS 6, H. 6, 383, 1974. 1974VeSon...6..381G
4 C.Hoffmeister, VSS 6, N1, 1963. 1963VeSon...6....1H
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 = 9.58H = 8.83K = 8.55J - K = 1.03
AllWISE W1 = 8.22W2 = 7.96W3 = 7.50W4 = 6.98W1 - W2 = 0.26W3 - W4 = 0.52
APASS-DR9 B = 14.58V = 12.74g' = 13.60r' = 12.10i' = 11.20B - V = 1.84
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2019-09-17 01:58 UTC Period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude from ASAS-SN data. Gaia DR2 position. Type from A. Lucy and J. Sokoloski (private communication).
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.