| 3C446-20201220-S001-R001-B-182730.fts |
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| Only less than 50 stars was detected |
| 3C446-20201220-S001-R001-I-183133.fts |
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| Only less than 50 stars was detected |
| 3C446-20201220-S001-R001-R-183017.fts |
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| Only less than 50 stars was detected |
| 3C446-20201220-S001-R001-V-182859.fts |
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| Only less than 50 stars was detected |