Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/12/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
| 1 | 06/23/2025 | 13:33:15 | 74.85, -36.39 | 51.85 | 06/23/2025 | 13:34:22 | 74.80, -33.67 | 51.60 | 79.58 | 67 |
| 2 | 06/23/2025 | 14:23:57 | -74.77, 131.16 | 128.25 | 06/23/2025 | 14:25:06 | -74.71, 133.42 | 128.47 | 66.36 | 69 |
| 3 | 06/23/2025 | 15:14:39 | 74.57, -60.98 | 51.52 | 06/23/2025 | 15:15:50 | 74.49, -59.82 | 51.35 | 35.46 | 71 |
| 4 | 06/23/2025 | 16:05:21 | -74.48, 106.56 | 128.58 | 06/23/2025 | 16:06:33 | -74.45, 107.40 | 128.68 | 25.28 | 72 |
| 5 | 06/23/2025 | 16:56:03 | 74.28, -85.60 | 51.19 | 06/23/2025 | 16:57:16 | 74.28, -85.70 | 51.18 | 2.98 | 73 |
| 6 | 06/23/2025 | 17:46:47 | -74.29, 81.68 | 128.80 | 06/23/2025 | 17:47:58 | -74.29, 81.65 | 128.81 | 1.03 | 71 |
| 7 | 06/23/2025 | 18:37:33 | 74.28,-110.98 | 51.19 | 06/23/2025 | 18:38:38 | 74.27,-111.07 | 51.17 | 3.03 | 65 |
| 8 | 06/23/2025 | 19:28:17 | -74.29, 56.30 | 128.80 | 06/23/2025 | 19:29:20 | -74.28, 56.28 | 128.82 | 1.64 | 63 |
| 9 | 06/23/2025 | 20:19:03 | 74.28,-136.37 | 51.20 | 06/23/2025 | 20:19:59 | 74.30,-136.33 | 51.20 | 2.53 | 56 |
| 10 | 06/23/2025 | 21:09:47 | -74.29, 30.92 | 128.79 | 06/23/2025 | 21:10:42 | -74.26, 30.90 | 128.83 | 3.43 | 55 |
| 11 | 06/23/2025 | 22:00:33 | 74.29,-161.75 | 51.20 | 06/23/2025 | 22:01:21 | 74.29,-161.71 | 51.19 | 1.33 | 48 |
| 12 | 06/23/2025 | 22:51:17 | -74.30, 5.54 | 128.79 | 06/23/2025 | 22:52:03 | -74.30, 5.65 | 128.80 | 3.25 | 46 |
| 13 | 06/23/2025 | 23:42:03 | 74.29, 172.87 | 51.21 | 06/23/2025 | 23:42:43 | 74.27, 172.92 | 51.18 | 2.18 | 40 |
| 14 | 06/24/2025 | 00:32:46 | -74.25, -19.72 | 128.84 | 06/24/2025 | 00:33:25 | -74.28, -19.73 | 128.81 | 3.69 | 39 |
| 15 | 06/24/2025 | 01:23:32 | 74.24, 147.61 | 51.16 | 06/24/2025 | 01:24:05 | 74.26, 147.54 | 51.17 | 2.86 | 33 |
| 16 | 06/24/2025 | 02:14:16 | -74.25, -45.10 | 128.83 | 06/24/2025 | 02:14:47 | -74.27, -45.11 | 128.82 | 1.76 | 31 |
| 17 | 06/24/2025 | 03:05:02 | 74.25, 122.23 | 51.16 | 06/24/2025 | 03:05:27 | 74.24, 122.16 | 51.16 | 2.01 | 25 |
| 18 | 06/24/2025 | 03:55:46 | -74.26, -70.48 | 128.83 | 06/24/2025 | 03:56:09 | -74.26, -70.49 | 128.83 | 0.19 | 23 |
| 19 | 06/24/2025 | 04:46:32 | 74.25, 96.85 | 51.17 | 06/24/2025 | 04:46:49 | 74.23, 96.79 | 51.15 | 2.74 | 17 |
| 20 | 06/24/2025 | 05:37:16 | -74.26, -95.87 | 128.82 | 06/24/2025 | 05:37:31 | -74.24, -95.86 | 128.84 | 2.10 | 15 |
| 21 | 06/24/2025 | 06:28:02 | 74.25, 71.46 | 51.17 | 06/24/2025 | 06:28:10 | 74.27, 71.53 | 51.18 | 2.54 | 8 |
| 22 | 06/24/2025 | 07:18:45 | -74.21,-121.12 | 128.87 | 06/24/2025 | 07:18:53 | -74.23,-121.24 | 128.85 | 3.77 | 8 |
| 23 | 06/24/2025 | 08:09:32 | 74.25, 46.08 | 51.18 | 06/24/2025 | 08:09:32 | 74.25, 46.15 | 51.17 | 2.23 | 0 |
| 24 | 06/24/2025 | 09:00:15 | -74.22,-146.51 | 128.87 | 06/24/2025 | 09:00:15 | -74.21,-146.62 | 128.86 | 3.38 | 0 |
| 25 | 06/24/2025 | 09:51:02 | 74.26, 20.70 | 51.18 | 06/24/2025 | 09:50:54 | 74.24, 20.78 | 51.16 | 3.34 | 8 |
| 26 | 06/24/2025 | 10:41:45 | -74.22,-171.89 | 128.86 | 06/24/2025 | 10:41:36 | -74.25,-171.87 | 128.83 | 3.06 | 9 |
| 27 | 06/24/2025 | 11:32:31 | 74.21, -4.56 | 51.13 | 06/24/2025 | 11:32:16 | 74.22, -4.60 | 51.15 | 1.68 | 15 |
| 28 | 06/24/2025 | 12:23:15 | -74.22, 162.73 | 128.86 | 06/24/2025 | 12:22:58 | -74.23, 162.75 | 128.84 | 1.27 | 17 |
| 29 | 06/24/2025 | 13:14:01 | 74.22, -29.94 | 51.14 | 06/24/2025 | 13:13:38 | 74.21, -29.98 | 51.14 | 1.37 | 23 |
| 30 | 06/24/2025 | 14:04:45 | -74.23, 137.35 | 128.85 | 06/24/2025 | 14:04:20 | -74.22, 137.37 | 128.85 | 1.18 | 25 |
| 31 | 06/24/2025 | 14:55:31 | 74.22, -55.32 | 51.15 | 06/24/2025 | 14:55:00 | 74.19, -55.35 | 51.13 | 2.94 | 31 |
| 32 | 06/24/2025 | 15:46:15 | -74.23, 111.97 | 128.84 | 06/24/2025 | 15:45:42 | -74.20, 112.00 | 128.86 | 2.95 | 33 |
| 33 | 06/24/2025 | 16:37:01 | 74.22, -80.71 | 51.15 | 06/24/2025 | 16:36:21 | 74.23, -80.61 | 51.16 | 3.04 | 40 |
| 34 | 06/24/2025 | 17:27:44 | -74.18, 86.71 | 128.90 | 06/24/2025 | 17:27:04 | -74.19, 86.62 | 128.87 | 2.70 | 40 |
| 35 | 06/24/2025 | 18:18:31 | 74.22,-106.09 | 51.16 | 06/24/2025 | 18:17:43 | 74.21,-105.99 | 51.15 | 3.33 | 48 |
| 36 | 06/24/2025 | 19:09:14 | -74.19, 61.32 | 128.89 | 06/24/2025 | 19:08:26 | -74.18, 61.24 | 128.88 | 2.73 | 48 |
| 37 | 06/24/2025 | 20:00:00 | 74.18,-131.35 | 51.11 | 06/24/2025 | 19:59:05 | 74.20,-131.36 | 51.14 | 2.35 | 55 |
| 38 | 06/24/2025 | 20:50:44 | -74.19, 35.94 | 128.88 | 06/24/2025 | 20:49:47 | -74.21, 35.99 | 128.85 | 2.72 | 57 |
| 39 | 06/24/2025 | 21:41:30 | 74.18,-156.73 | 51.11 | 06/24/2025 | 21:40:27 | 74.18,-156.74 | 51.13 | 0.46 | 63 |
| 40 | 06/24/2025 | 22:32:14 | -74.19, 10.56 | 128.88 | 06/24/2025 | 22:31:09 | -74.20, 10.61 | 128.86 | 1.61 | 65 |
| 41 | 06/24/2025 | 23:23:00 | 74.18, 177.89 | 51.12 | 06/24/2025 | 23:21:49 | 74.17, 177.88 | 51.12 | 1.63 | 71 |
| 42 | 06/25/2025 | 00:13:44 | -74.20, -14.82 | 128.87 | 06/25/2025 | 00:12:31 | -74.18, -14.76 | 128.87 | 2.32 | 73 |
| 43 | 06/25/2025 | 01:04:26 | 73.99, 153.00 | 50.90 | 06/25/2025 | 01:03:14 | 74.01, 152.14 | 50.99 | 26.15 | 72 |
| 44 | 06/25/2025 | 01:55:09 | -73.95, -39.60 | 129.15 | 06/25/2025 | 01:53:57 | -73.97, -40.62 | 129.04 | 31.58 | 72 |
| 45 | 06/25/2025 | 02:45:49 | 73.70, 128.33 | 50.57 | 06/25/2025 | 02:44:41 | 73.69, 126.07 | 50.75 | 70.66 | 68 |
| 46 | 06/25/2025 | 03:36:32 | -73.66, -64.27 | 129.47 | 06/25/2025 | 03:35:24 | -73.66, -66.69 | 129.29 | 75.92 | 68 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 6/12/2025
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 06/12/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B