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Latest Details
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Name
  TW Vul  
AAVSO UID
000-BFP-716 (5003 observations)  
Constellation
Vulpecula Sequence
J2000.0
20 39 34.48 +27 15 55.8  (309.89367 +27.26550) Search nearby
B1950.0 20 37 27.20 +27 05 17.0
Proper motion
RA: -6.4 +/- 6.4 mas/yDec: -9.7 +/- 5.8 mas/ySource: UCAC4
Galactic coord. 69.715 -8.666
Other names

(Internal only)
1RXS J203932.0+271546 1SXPS J203934.4+271551 2MASS J20393449+2715558
2RXS J203933.3+271550 2SXPS 205864 2SXPS J203934.4+271552
AN 148.1904 ASASSN-V J203934.49+271555.9 ATO J309.8936+27.2654
SDSS J203934.47+271555.7 UCAC4 587-107685 USNO-B1.0 1172-0609173
WISE J203934.48+271555.6 XMMSL1 J203934.5+271602 XMMSL2 J203934.9+271601
ZTF18abhoxeg    
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Variability type
UG
Spectral type --
Mag. range
12.7 - 18.4 V
Discoverer Max Wolf
Epoch
--
Outburst --
Period 0.1591 d  (3.82 h)
Rise/eclipse dur. --
Remarks
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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 Thorstensen, J. R.; et al., 2017, New or Improved Orbital Periods of
Cataclysmic Binaries
2017RNAAS...1...29T
3 K. Wenzel, 2012, BAV Rundbrief 2012-1, 38 2012BAVSR..61...38W
4 J. Caron, 2012, cvnet-outburst #5017 --
5 M.Wolf, AN 221, 267, 1924. 1924AN....221..267W
6 M.Wolf, AN 166, 77, 1904. 1904AN....166...77W
External Links
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Location    Go   
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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 = 15.22H = 14.91K = 14.41J - K = 0.81
AllWISE W1 = 14.21W2 = 14.02W1 - W2 = 0.20
SDSS-DR12 u = 17.28g = 17.64r = 17.19i = 16.93z = 16.54u - g = -0.36r - i = 0.26
Images
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Supporting Documents
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Revision History
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9 Otero, Sebastian Alberto 2024-06-25 20:52 UTC Maximum magnitude derived from ZTF data.
8 Otero, Sebastian Alberto 2021-09-16 04:27 UTC Gaia EDR3 position. Minimum magnitude derived from ZTF (Lasair) data.
7 Otero, Sebastian Alberto 2018-03-09 02:45 UTC Orbital period from 2017RNAAS...1...29T. UCAC4 position.
6 Billiaert, Bruno 2015-12-28 19:19 UTC discoverer added (1904AN....166...77C)
5 Otero, Sebastian Alberto 2015-12-11 09:27 UTC Maximum magnitude from AAVSO V data.
4 Admin, VSX 2012-11-05 04:26 UTC Update from [cvnet-outburst #5017].
3 Otero, Sebastian Alberto 2012-07-16 19:41 UTC Type and range from 2012BAVSR..61...38W
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.