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Latest Details
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Name
  DDE 193  
AAVSO UID
000-BNM-603 (No observations)  
Constellation
Virgo Sequence
J2000.0
13 41 51.70 -06 26 13.7  (205.46544 -6.43715) Search nearby
B1950.0 13 39 14.84 -06 11 06.4
Galactic coord. 324.741 +54.286
Other names

(Internal only)
ATO J205.4654-06.4371 CSS_J134151.7-062613 GALEX J134151.7-062614
MLS_J134151.7-062613 SSS_J134151.7-062614 URAT1 418-123539
USNO-A2.0 0825-08078518 USNO-B1.0 0835-0247415 WD J134151.71-062613.72
ZTF J134151.70-062613.5    
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Variability type
EA/WD
Spectral type --
Mag. range
17.6 - <21.0 r
Discoverer Denis Denisenko
Epoch
25 May 2009 (HJD 2454976.8334) Ephemeris
Outburst --
Period 0.096950485 d  (2.3268116 h)
Rise/eclipse dur. 6.5%  (0.15124 h)
Remarks
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1 Denisenko, Denis Reflection effect amplitude 0.7m in g band, 1.1m in r band. FUV-NUV=-0.53 (GALEX DR5).
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
4 Gentile Fusillo, N. P.; et al., 2019, Gaia DR2 white dwarf candidates 2019MNRAS.482.4570G
5 Drake, A. J.; et al., 2009, Catalina Real-time Transient Survey 2009ApJ...696..870D
External Links
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Images
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Supporting Documents
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3 DDE 193 CRTS phase plot Denisenko, Denis 2020-05-15 21:59 UTC Light curve from CRTS data folded with the best orbital period
2 DDE 193 ZTF phase plot Denisenko, Denis 2020-05-14 22:28 UTC Light curve from ZTF data in g and r filters folded with the best orbital period
1 DDE 193 finder chart Denisenko, Denis 2020-05-14 22:27 UTC Color-combined (BRIR) DSS finder chart with 10'x10' FOV
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Revision History
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2 Otero, Sebastian Alberto 2021-10-26 06:15 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
1 Denisenko, Denis 2020-05-15 22:05 UTC Gaia DR2 position. Period and range from combined CRTS and ZTF data.