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 21 30 57.21 +45 13 27.2 Return to Details Search Results 18 records (4 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 Gaia DR2 1971318829853121408 -- 21 30 57.21 +45 13 27.2 Cyg RS 4.0782825 17.686 (0.415) r 1.28 2MASS J21304996+4513297 000-BLD-899 21 30 49.96 +45 13 29.7 Cyg EW 0.3579 14.84 - 15.17 CR 1.82 ZTF J213046.94+451340.9 -- 21 30 46.94 +45 13 41.0 Cyg EB: 29.3663428 15.456 (0.352) r 2.26 Gaia DR3 1971319177756380544 -- 21 30 50.26 +45 15 20.9 Cyg RS -- 15.97 - 16.10 G 3.69 ZTF J213041.50+451101.0 -- 21 30 41.51 +45 11 01.0 Cyg SR 172.1559222 19.360 (0.313) r 3.86 Gaia DR3 1971319620127198464 -- 21 31 02.96 +45 17 10.9 Cyg DSCT|GDOR|SXPHE -- 16.61 - 16.65 G 4.00 Gaia DR3 1971130164833377024 -- 21 31 08.80 +45 10 00.7 Cyg RS -- 14.15 - 14.37 G 4.11 ZTF J213055.53+450921.2 -- 21 30 55.53 +45 09 21.2 Cyg VAR 0.0754988 18.184 (0.088) r 4.11 ZTF J213108.43+450950.9 -- 21 31 08.44 +45 09 50.9 Cyg EA 1.4328872 18.835 (0.685) r 4.21 ZTF J213121.00+451302.8 -- 21 31 21.01 +45 13 02.9 Cyg EW 0.4115358 17.963 (0.418) r 4.35 Gaia DR3 1971312786845090944 -- 21 30 44.66 +45 09 42.2 Cyg ROT -- 15.17 - 15.26 G 4.37 Gaia DR3 1971320449066967680 -- 21 30 56.35 +45 17 49.3 Cyg DSCT|GDOR|SXPHE -- 14.59 - 14.61 G 4.46 Gaia DR3 1971313027363238400 -- 21 30 37.27 +45 10 42.1 Cyg DSCT|GDOR|SXPHE -- 13.19 - 13.22 G 4.57 Gaia DR3 1971131573582838784 -- 21 31 22.05 +45 14 46.9 Cyg E 0.376105 15.46 - 15.56 G 4.70 ZTF J213112.13+450933.2 -- 21 31 12.13 +45 09 33.2 Cyg EA 1.3529598 17.228 (0.170) r 4.79 Gaia DR3 1971130061754167936 -- 21 31 08.60 +45 09 06.2 Cyg ROT -- 16.07 - 16.13 G 4.83 ZTF J213029.94+451254.0 -- 21 30 29.94 +45 12 54.0 Cyg EW 0.3033368 20.290 (0.684) r 4.84 Gaia DR3 1971320174188775040 -- 21 30 37.04 +45 16 44.3 Cyg S -- 17.26 - 17.96 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] 172.30.2.202