Active Region/Sunspots
| Date | Times (UT) | Primary Wavelengths | Context Wavelengths |
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| 01-Apr-1999 | 07:28:43.98 - 23:59:49.19 | 171, 195 | 1600, WL |
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| 02-Apr-1999 | 00:01:20.24 - 03:58:07.39 | 195 | 1600, WL |
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| 02-Apr-1999 | 05:54:21.19 - 14:42:11.08 | 171 | 1600 |
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| 02-Apr-1999 | 17:02:20.86 - 23:59:46.35 | 171, 195 | 1216, 1550, 1600, 1700 |
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| 06-Apr-1999 | 15:06:91.71 - 23:59:50.65 | 195 | 1600 |
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| 07-Apr-1999 | 00:06:58.28 - 03:33:13.23 | 171, 195 | 284, 1216 |
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| 07-Apr-1999 | 04:01:05.03 - 06:46:47.97 | 171, 195 | 1600 |
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| 07-Apr-1999 | 08:00:01:52 - 13:20:12.06 | 171, 195 | 1600 |
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| 07-Apr-1999 | 13:26:48.96 - 23:59:57.13 | 195 | 1600 |
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| 08-Apr-1999 | 00:07:40.53 - 03:19:03.13 | 171, 195 | 284 |
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| 08-Apr-1999 | 04:01:09.18 - 07:52:01.97 | 171, 195 | 1600 |
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| 08-Apr-1999 | 08:31:21.22 - 12:00:17:16 | 171, 195 | 1600 |
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| 08-Apr-1999 | 13:05:42:71 - 20:59:50.22 | 171 | 1216, 1550, 1600, 1700 |
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| 08-Apr-1999 | 21:07:34.33 - 23:59:43.32 | 171, 195 | 1600 |
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| 09-Apr-1999 | 00:06:36.57 - 01:44:36.06 | 171, 195 | 1600 |
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| 09-Apr-1999 | 04:29:38.76 - 12:00:14.45 | 171, 195 | 1600 |
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| 09-Apr-1999 | 12:10:48.25 - 20:59:59.01 | 171 | 1216, 1550, 1600, 1700 |
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| 09-Apr-1999 | 21:06:19.66 - 22:49:16.81 | 171, 195 | 1600 |
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| 10-Apr-1999 | 02:40:12.55 - 12:00:13.78 | 171 | 1600 |
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| 10-Apr-1999 | 12:05:47.18 - 21:00:03.44 | 171 | 1216, 1550, 1600, 1700 |
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| 10-Apr-1999 | 21:05:48.54 - 23:59:46.84 | 195 | 1600 |
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| 11-Apr-1999 | 00:00:08.09 - 03:14:57.33 | 195 | 1600 |
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| 11-Apr-1999 | 05:12:17.48 - 12:00:14.82 | 171 | 1600 |
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| 11-Apr-1999 | 12:05:45.77 - 20:59:59.63 | 195 | 1216, 1550, 1600, 1700 |
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| 11-Apr-1999 | 21:05:42.98 - 23:59:58.23 | 195 | 1600 |
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| 12-Apr-1999 | 00:00:03.33 - 03:35:03.52 | 195 | 1600 |
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| 12-Apr-1999 | 05:28:55.17 - 23:59:52.81 | 171, 195 | 1600 |
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| 13-Apr-1999 | 07:06:14.00 - 10:54:59.24 | 171 | - |
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| 13-Apr-1999 | 12:07:17.29 - 21:00:35.20 | 171 | 1216, 1550, 1600, 1700 |
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| 13-Apr-1999 | 21:19:11.40 - 22:19:18.05 | 195 | 1600 |
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| 14-Apr-1999 | 07:51:28.33 - 12:01:09.72 | 171, 195 | 1600 |
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| 14-Apr-1999 | 13:06:28.92 - 23:59:52.42 | 171 | 1216, 1550, 1600, 1700 |
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| 15-Apr-1999 | 04:00:00.66 - 23:58:44.35 | 171, 195 | 1600, WL |
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| 16-Apr-1999 | 00:06:40.75 - 23:59:53.93 | 171, 195, 284 | - |
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| 17-Apr-1999 | 00:00:04.12 - 23:59:37.36 | 171, 195 | 1600 |
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| 18-Apr-1999 | 00:00:09.36 - 04:00:33.60 | 171, 195 | 1600 |
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| 18-Apr-1999 | 04:40:58.75 - 23:59:44.79 | 171, 195 | 1600 |
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| 19-Apr-1999 | 00:00:56:60 - 04:25:19.89 | 171, 195 | 1600 |
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| 19-Apr-1999 | 05:06:05.23 - 18:06:07.29 | 171, 195 | 1600 |
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| 19-Apr-1999 | 18:07:15.39 - 23:59:59.23 | 171, 195 | 1600 |
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| 20-Apr-1999 | 00:00:07.43 - 23:59:34.53 | 171, 195 | 1600 |
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| 21-Apr-1999 | 00:00:02.13 - 23:59.29.06 | 171, 195 | 1600 |
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| 22-Apr-1999 | 00:00:01.06 - 23:59:43.05 | 171, 195 | 1600 |
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| 23-Apr-1999 | 00:00:10.65 - 23:59:52.59 | 171, 195 | 1600 |
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| 24-Apr-1999 | 00:00:24.59 - 23:59:40.13 | 171, 195 | 1600 |
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| 25-Apr-1999 | 00:00:04.43 - 24:59:16.86 | 171, 195 | 284, WL |
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| 26-Apr-1999 | 00:00:26.91 - 23:59:54.83 | 171, 195 | - |
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| 27-Apr-1999 | 00:00:22.44 - 24:59:42.72 | 171, 195 | - |
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| 28-Apr-1999 | 00:00:07.02 - 23:59:42.79 | 171, 195 | - |
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| 29-Apr-1999 | 00:01:02.74 - 11:59:23.97 | 171, 195, 284 | - |
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