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Name
  DDE 155  
AAVSO UID
000-BMJ-879 (484 observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 56 22.37 +02 58 04.2  (269.09321 +2.96783) Search nearby
B1950.0 17 53 52.11 +02 58 25.5
Galactic coord. 29.258 +13.598
Other names

(Internal only)
ASASSN-V J175622.38+025804.1 CMC15 J175622.3+025804 Gaia DR3 4469167909646470528
PSO J175622.372+025804.115 SDSS J175622.38+025804.1 URAT1 465-216045
USNO-B1.0 0929-0427934 ZTF18abmbdyk  
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Variability type
UG
Spectral type --
Mag. range
16.2 - 21.3 r
Discoverer Denis Denisenko
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 16.5 Vmag. star 7" to the S.
2 Denisenko, Denis Outbursts on 1979-05-28 SERC-J and 1988-08-04 POSS-II Red plates.
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References
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1 Szkody, P.; Olde Loohuis, C.; Kiplitz, B.; et al., 2021, Cataclysmic
Variables in the Second Year of the Zwicky Transient Facility
2021AJ....162...94S
2 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
3 Chambers, K. C.; et al., 2016, The Pan-STARRS1 Surveys. 2016arXiv161205560C
External Links
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Images
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Supporting Documents
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2 DDE 155 finder chart Denisenko, Denis 2017-07-30 17:58 UTC Color-combined (JRIR) DSS finder chart with 10'x10' FOV
1 Animation of DSS plates showing DDE 155 variability Denisenko, Denis 2017-07-30 17:58 UTC Animation of 1979-05-28 and 1990-05-01 Blue DSS plates
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Revision History
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3 Otero, Sebastian Alberto 2025-08-05 17:43 UTC Minimum magnitude from ZTF data.
2 Otero, Sebastian Alberto 2023-04-23 18:10 UTC Other names from 2021AJ....162...94S. Gaia DR3 position.
1 Denisenko, Denis 2017-07-31 22:58 UTC Maximum magnitude and position from CMC15. Minimum magnitude from PanSTARRS1.