AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  2MASS J20205730+3034082  
AAVSO UID
000-BNM-100 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 20 57.30 +30 34 08.2  (305.23873 +30.56894) Search nearby
B1950.0 20 18 55.80 +30 24 33.5
Galactic coord. 70.030 -3.431
Other names

(Internal only)
CMC15 J202057.2+303408 GSC2.2 N033233211097 GSC2.3 N33Y011097
Gaia DR2 1861565411678576512 IPHAS J202057.29+303408.2 UCAC4 603-111196
USNO-A2.0 1200-14952230 USNO-B1.0 1205-0490493 WISEA J202057.29+303408.1
ZTF J202057.29+303408.1    
(Not logged in)  Add name
Variability type
SRA
Spectral type --
Mag. range
15.4 - 17.3 r
Discoverer Adam Derdzikowski
Epoch
25 Apr 2017 (HJD 2457869): Ephemeris
Outburst --
Period 264: d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Derdzikowski, Adam J-K: 1.75. BP-G: 3.60.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
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
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
Click document name to open or save. Browser plug-in or other software may be required for viewing.
2 Phase plot Derdzikowski, Adam 2020-04-24 01:00 UTC HJD light curve data from ZTF r and ZTF g shifted to r standard (mag offset = -3.1).
1 JD plot Derdzikowski, Adam 2020-04-24 00:58 UTC Plot using ZTF data
(Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2021-10-26 05:52 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
1 Derdzikowski, Adam 2020-04-25 00:27 UTC Initial submission. Gaia DR2 position.

Guidelines    FAQ    Manual    Forum    Variability Types    Passbands    Copyright    Acknowledgments    Privacy    Contact    Help us   
The International Variable Star Index
© 2005-2025 American Association of Variable Star Observers (AAVSO)
Version 1.1 [C]
172.30.4.27