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Name
  STSP J173926.62-180205.2  
AAVSO UID
000-BQC-747 (No observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 39 26.62 -18 02 05.2  (264.86092 -18.03478) Search nearby
B1950.0 17 36 31.26 -18 00 29.1
Galactic coord. 8.570 +6.911
Other names

(Internal only)
ATO J264.8609-18.0348 GSC2.3 S8JO030586 UCAC4 360-109870
VHS J173926.62-180205.2    
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Variability type
EB
Spectral type --
Mag. range
15.48 - 15.97 r
Discoverer B. Sesar et al. (Pan-STARRS1); Minrui Ning, Jiashuo Zhang
Epoch
31 Jul 2024 (HJD 2460523) Ephemeris
Outburst --
Period 330 d
Rise/eclipse dur. --
Remarks
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1 Zhang, Jiashuo O’Connell effect.
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive		 2019PASP..131a8003M
2 Sesar, B.; et al., 2017, Machine-learned Identification of RR Lyrae Stars
from Sparse, Multi-band Data: The PS1 Sample		 2017AJ....153..204S
External Links
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Images
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Supporting Documents
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2 Light Curve Zhang, Jiashuo 2025-02-25 18:19 UTC
1 Phase Plot Zhang, Jiashuo 2025-02-25 18:19 UTC Phase plot for STSP J173926.62-180205.2 using ZTF data.
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Revision History
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1 Zhang, Jiashuo 2025-02-25 19:17 UTC Gaia DR3 position.

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