AAVSO Home
The International
Variable Star Index
Search
Submit
Register
Log In
Account
About
Welcome, Guest. You are not logged in.
Log in
within
5
'
of
20 21 17.89 +31 19 48.9
Return to Details
Search Results
12 records (5 ms)
Click
Name
to display Detail Sheet for star.
Save Search Results as CSV file:
Dist.
'
Name
AUID
Coords (J2000)
Const.
Var. type
Period (d)
Mag. range
0.00
ZTF J202117.89+311948.8
--
20 21 17.89 +31 19 48.9
Cyg
EW
0.3625062
18.019 (0.188) r
0.96
ZTF J202120.69+311903.8
--
20 21 20.69 +31 19 03.9
Cyg
EW
0.3251250
19.100 (0.192) r
1.61
ZTF J202124.21+312041.6
--
20 21 24.22 +31 20 41.6
Cyg
EA
0.6035752
19.797 (0.761) r
2.29
Gaia DR3 1862046241860823552
--
20 21 13.02 +31 17 46.3
Cyg
ROT
--
15.54 - 15.57 G
3.00
ZTF J202105.90+311815.0
--
20 21 05.90 +31 18 15.0
Cyg
EW
0.5237708
18.797 (0.151) r
3.24
Gaia DR3 1862049368597025408
--
20 21 02.77 +31 19 32.8
Cyg
ROT
--
16.63 - 16.68 G
3.46
Gaia DR3 1862049948407294208
--
20 21 05.70 +31 22 06.0
Cyg
VAR
0.0244672
18.02 - 18.29 G
3.54
ZTF J202104.45+311744.1
--
20 21 04.45 +31 17 44.1
Cyg
VAR
0.1243042
17.965 (0.069) r
4.01
ZTF J202116.21+311549.0
--
20 21 16.21 +31 15 49.0
Cyg
SR
59.1674897
17.428 (0.194) r
4.13
ASASSN-V J202121.83+312351.7
--
20 21 21.83 +31 23 51.7
Cyg
EA
5.8577
13.21 - 13.41 V
4.28
ZTF J202127.22+311601.9
--
20 21 27.23 +31 16 02.0
Cyg
EA
8.2205409
17.960 (0.625) r
4.65
Gaia DR3 1862047238280677504
--
20 21 39.62 +31 20 07.2
Cyg
E
0.355041
19.14 - 19.70 G
Coordinate based link-outs:
-- Select --
SIMBAD Coordinate query
VizieR Search
CDS Portal
Extinction Calculator
APASS
AAVSOnet Epoch Photometry Data
SDSS Navigate Tool
ASAS Light Curve
ASAS-SN Sky Patrol
NSVS
CRTS
LINEAR
SuperWASP
ZTF
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
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]
172.30.0.129