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Name
  1SWASP J162117.36+441254.2  
AAVSO UID
000-BLY-039 (23753 observations)  
Constellation
Hercules Sequence
J2000.0
16 21 17.36 +44 12 54.2  (245.32233 +44.21506) Search nearby
B1950.0 16 19 42.74 +44 19 55.8
Galactic coord. 69.495 +44.961
Other names

(Internal only)
2MASS J16211735+4412541 CSS 160603:162117+441254 CSS_J162117.3+441254
CSS_J162117.4+441254 GSC 03068-02067 LINEAR 18024182
SDSS J162117.35+441254.1 UCAC4 672-059560  
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Variability type
EW
Spectral type --
Mag. range
15.13 - 15.36 V
Discoverer --
Epoch
--
Outburst --
Period 0.2078520 d  (4.98845 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Primary eclipse during outburst (those elements are given in the table) is the secondary eclipse during quiescence.
2 Popov, Velimir Increase in the eclipse depth during outburst.
3 Otero, Sebastian Alberto J-K= 0.70; B-V= 1.00. Eclipsing variability V= 15.09 - 15.58. Outbursts to V= 13.1 on August 4, 2006 (JD 2453952) and June 2, 2016 (JD 2457542).
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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 Kazarovets, E.V.; Samus, N.N.; Durlevich, O.V. et al., 2019, The 82nd
Name-List of Variable Stars. Part I - RA 0hr to 18hr, Novae and
Globular-cluster Variables
2019IBVS.6261....1K
4 Kimura, M.; Kato, T.; Maehara, H.; et al., 2018, On the nature of
long-period dwarf novae with rare and low-amplitude outbursts
2018PASJ...70...78K
5 Kjurkchieva, D. P.; Popov, V. A.; Vasileva, D. L.; et al., 2017, The newly
discovered eclipsing cataclysmic star 2MASS J16211735+4412541 and its
peculiarity
2017NewA...52....8K
6 J. Thorstensen, 2016, ATel #9141 2016ATel.9141....1T
7 H. Maehara, 2016, ATel #9113 2016ATel.9113....1M
8 Drake, A. J.; et al., 2016, ATel #9112 2016ATel.9112....1D
9 L. Palaversa, Z. Ivezic, L. Eyer et al., 2013, arXiv:1308.0357
[astro-ph.GA]
2013arXiv1308.0357P
10 M.E. Lohr, A.J. Norton, U.C. Kolb, P.F.L. Maxted, I. Todd, R.G. West, 2012,
arXiv:1210.6765 [astro-ph.SR]
2012arXiv1210.6765L
11 O.W. Butters et al., 2010, A&A 520, L10 (SuperWASP data) 2010A&A...520L..10B
12 Drake, A. J.; et al., 2009, Catalina Real-time Transient Survey (CSS data) 2009ApJ...696..870D
External Links
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Supporting Documents
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2 JD light curve Otero, Sebastian Alberto 2016-06-05 01:01 UTC Light curve showing the two recorded outbursts with CRTS, SuperWASP, KWS and APASS data.
1 Phase plot Otero, Sebastian Alberto 2016-06-05 00:53 UTC Phase plot with CRTS, SuperWASP and APASS data.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
7 Otero, Sebastian Alberto 2025-02-08 23:33 UTC Epoch and minimum magnitude from AAVSO data.
6 Otero, Sebastian Alberto 2021-10-26 09:01 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
5 Admin, VSX 2019-04-04 01:18 UTC Name from [2019IBVS.6261....1K].
4 Popov, Velimir 2017-01-20 03:43 UTC Remark and reference added.
3 Otero, Sebastian Alberto 2016-06-13 08:46 UTC Spectral type from 2016ATel.9141....1T.
2 Otero, Sebastian Alberto 2016-06-05 00:53 UTC Type from ATel #9112. Period, epoch and range from CRTS, SuperWASP, KWS (ATel #9113) and APASS data. UCAC4 position.
1 Admin, VSX 2012-10-27 01:57 UTC Preserved original object data.