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The AAVSO International Database is a repository of variable star observations contributed by amateur and professional astronomers worldwide. Use the form below to search for observations of specific stars or by specific observers.
Found 19518 records
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| # | Target | Observer | Julian Date | UTC Date | Magnitude | Uncertainty | Band | Type |
|---|---|---|---|---|---|---|---|---|
| 1 | AG Dra | SFOA | 2460832.7185 | 2025-06-06 05:14 | 9.766 | 0.007 | Johnson V | CCD |
| 2 | AG Dra | SFOA | 2460832.7163 | 2025-06-06 05:11 | 9.775 | 0.004 | Johnson V | CCD |
| 3 | AG Dra | SFOA | 2460832.7155 | 2025-06-06 05:10 | 9.774 | 0.006 | Johnson V | CCD |
| 4 | AG Dra | SFOA | 2460832.7133 | 2025-06-06 05:07 | 9.761 | 0.009 | Johnson V | CCD |
| 5 | AG Dra | HKEB | 2460831.6915 | 2025-06-05 04:35 | 8.203 | 0.001 | Cousins I | CCD |
| 6 | AG Dra | HKEB | 2460831.6910 | 2025-06-05 04:35 | 8.961 | 0.002 | Cousins R | CCD |
| 7 | AG Dra | HKEB | 2460831.6900 | 2025-06-05 04:33 | 9.723 | 0.002 | Johnson V | CCD |
| 8 | AG Dra | HKEB | 2460831.6888 | 2025-06-05 04:31 | 11.021 | 0.002 | Johnson B | CCD |
| 9 | AG Dra | BTY | 2460831.6264 | 2025-06-05 03:02 | 10.2 | N/A | Visual | Visual |
| 10 | AG Dra | HKEB | 2460828.5982 | 2025-06-02 02:21 | 8.24 | 0.002 | Cousins I | CCD |
| 11 | AG Dra | HKEB | 2460828.5977 | 2025-06-02 02:20 | 8.963 | 0.003 | Cousins R | CCD |
| 12 | AG Dra | HKEB | 2460828.5967 | 2025-06-02 02:19 | 9.745 | 0.002 | Johnson V | CCD |
| 13 | AG Dra | HKEB | 2460828.5955 | 2025-06-02 02:17 | 11.045 | 0.002 | Johnson B | CCD |
| 14 | AG Dra | KSQ | 2460828.3627 | 2025-06-01 20:42 | 9.656 | 0.0575 | TG | DSLR |
| 15 | AG Dra | DPV | 2460827.4632 | 2025-05-31 23:07 | 9.55 | N/A | Visual | CCD |
| 16 | AG Dra | HKEB | 2460827.4440 | 2025-05-31 22:39 | 8.242 | 0.001 | Cousins I | CCD |
| 17 | AG Dra | HKEB | 2460827.4436 | 2025-05-31 22:38 | 8.962 | 0.002 | Cousins R | CCD |
| 18 | AG Dra | HKEB | 2460827.4426 | 2025-05-31 22:37 | 9.743 | 0.002 | Johnson V | CCD |
| 19 | AG Dra | HKEB | 2460827.4414 | 2025-05-31 22:35 | 11.05 | 0.002 | Johnson B | CCD |
| 20 | AG Dra | WLY | 2460823.6319 | 2025-05-28 03:09 | 9.9 | N/A | Visual | Visual |
| 21 | AG Dra | NKEA | 2460822.6650 | 2025-05-27 03:57 | 9.719 | 0.005 | Johnson V | CCD |
| 22 | AG Dra | NKEA | 2460822.6636 | 2025-05-27 03:55 | 11.183 | 0.011 | Johnson B | CCD |
| 23 | AG Dra | NKEA | 2460822.6620 | 2025-05-27 03:53 | 8.799 | 0.008 | Cousins R | CCD |
| 24 | AG Dra | NKEA | 2460822.6610 | 2025-05-27 03:51 | 8.217 | 0.011 | Cousins I | CCD |
| 25 | AG Dra | BTY | 2460822.6021 | 2025-05-27 02:27 | 10.0 | N/A | Visual | Visual |