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: 5/2/2026
| 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 | 05/08/2026 | 11:20:43 | -75.26, 176.07 | 121.57 | 05/08/2026 | 11:21:50 | -75.18, 178.89 | 121.83 | 80.42 | 67 |
| 2 | 05/08/2026 | 12:11:24 | 75.06, -16.03 | 58.19 | 05/08/2026 | 12:12:33 | 75.03, -14.21 | 58.04 | 52.57 | 69 |
| 3 | 05/08/2026 | 13:02:06 | -74.94, 151.65 | 121.97 | 05/08/2026 | 13:03:18 | -74.88, 152.71 | 122.10 | 31.38 | 72 |
| 4 | 05/08/2026 | 13:52:48 | 74.78, -40.61 | 57.85 | 05/08/2026 | 13:54:01 | 74.73, -40.38 | 57.77 | 9.10 | 73 |
| 5 | 05/08/2026 | 14:43:31 | -74.70, 126.92 | 122.25 | 05/08/2026 | 14:44:43 | -74.73, 126.95 | 122.25 | 3.09 | 72 |
| 6 | 05/08/2026 | 15:34:16 | 74.69, -65.74 | 57.73 | 05/08/2026 | 15:35:23 | 74.72, -65.74 | 57.74 | 3.24 | 67 |
| 7 | 05/08/2026 | 16:25:00 | -74.71, 101.52 | 122.26 | 05/08/2026 | 16:26:04 | -74.72, 101.58 | 122.27 | 2.18 | 64 |
| 8 | 05/08/2026 | 17:15:45 | 74.70, -91.13 | 57.72 | 05/08/2026 | 17:16:44 | 74.71, -91.10 | 57.72 | 1.80 | 59 |
| 9 | 05/08/2026 | 18:06:30 | -74.72, 76.13 | 122.28 | 05/08/2026 | 18:07:26 | -74.71, 76.22 | 122.30 | 2.62 | 56 |
| 10 | 05/08/2026 | 18:57:15 | 74.70,-116.53 | 57.71 | 05/08/2026 | 18:58:06 | 74.70,-116.47 | 57.69 | 1.74 | 51 |
| 11 | 05/08/2026 | 19:47:59 | -74.67, 50.87 | 122.34 | 05/08/2026 | 19:48:48 | -74.70, 50.86 | 122.32 | 3.36 | 49 |
| 12 | 05/08/2026 | 20:38:45 | 74.71,-141.92 | 57.70 | 05/08/2026 | 20:39:28 | 74.69,-141.83 | 57.66 | 3.15 | 43 |
| 13 | 05/08/2026 | 21:29:29 | -74.68, 25.48 | 122.35 | 05/08/2026 | 21:30:10 | -74.70, 25.49 | 122.35 | 1.74 | 41 |
| 14 | 05/08/2026 | 22:20:14 | 74.67,-167.18 | 57.63 | 05/08/2026 | 22:20:50 | 74.69,-167.20 | 57.64 | 1.91 | 36 |
| 15 | 05/08/2026 | 23:10:59 | -74.69, 0.09 | 122.36 | 05/08/2026 | 23:11:32 | -74.69, 0.13 | 122.38 | 1.29 | 33 |
| 16 | 05/09/2026 | 00:01:44 | 74.68, 167.43 | 57.62 | 05/09/2026 | 00:02:12 | 74.68, 167.44 | 57.61 | 0.39 | 28 |
| 17 | 05/09/2026 | 00:52:29 | -74.69, -25.31 | 122.38 | 05/09/2026 | 00:52:54 | -74.68, -25.23 | 122.40 | 2.70 | 25 |
| 18 | 05/09/2026 | 01:43:14 | 74.68, 142.03 | 57.61 | 05/09/2026 | 01:43:34 | 74.67, 142.07 | 57.59 | 1.95 | 20 |
| 19 | 05/09/2026 | 02:33:58 | -74.65, -50.57 | 122.44 | 05/09/2026 | 02:34:16 | -74.67, -50.60 | 122.43 | 2.23 | 18 |
| 20 | 05/09/2026 | 03:24:43 | 74.64, 116.77 | 57.54 | 05/09/2026 | 03:24:56 | 74.66, 116.71 | 57.56 | 2.82 | 13 |
| 21 | 05/09/2026 | 04:15:28 | -74.66, -75.96 | 122.45 | 05/09/2026 | 04:15:38 | -74.66, -75.96 | 122.45 | 0.39 | 10 |
| 22 | 05/09/2026 | 05:06:13 | 74.65, 91.38 | 57.53 | 05/09/2026 | 05:06:18 | 74.65, 91.35 | 57.53 | 1.10 | 5 |
| 23 | 05/09/2026 | 05:56:58 | -74.66,-101.35 | 122.46 | 05/09/2026 | 05:57:00 | -74.65,-101.32 | 122.48 | 1.53 | 2 |
| 24 | 05/09/2026 | 06:47:43 | 74.65, 65.99 | 57.52 | 05/09/2026 | 06:47:40 | 74.64, 65.98 | 57.51 | 1.28 | 3 |
| 25 | 05/09/2026 | 07:38:27 | -74.62,-126.62 | 122.53 | 05/09/2026 | 07:38:22 | -74.64,-126.69 | 122.50 | 3.24 | 5 |
| 26 | 05/09/2026 | 08:29:13 | 74.66, 40.60 | 57.51 | 05/09/2026 | 08:29:02 | 74.63, 40.62 | 57.48 | 3.04 | 11 |
| 27 | 05/09/2026 | 09:19:57 | -74.63,-152.01 | 122.54 | 05/09/2026 | 09:19:44 | -74.64,-152.05 | 122.53 | 1.50 | 13 |
| 28 | 05/09/2026 | 10:10:42 | 74.62, 15.33 | 57.44 | 05/09/2026 | 10:10:24 | 74.63, 15.25 | 57.46 | 2.48 | 18 |
| 29 | 05/09/2026 | 11:01:27 | -74.64,-177.40 | 122.55 | 05/09/2026 | 11:01:06 | -74.63,-177.42 | 122.55 | 1.02 | 21 |
| 30 | 05/09/2026 | 11:52:12 | 74.63, -10.06 | 57.43 | 05/09/2026 | 11:51:46 | 74.62, -10.11 | 57.43 | 1.83 | 26 |
| 31 | 05/09/2026 | 12:42:57 | -74.64, 157.21 | 122.56 | 05/09/2026 | 12:42:28 | -74.62, 157.22 | 122.58 | 2.62 | 29 |
| 32 | 05/09/2026 | 13:33:42 | 74.63, -35.45 | 57.42 | 05/09/2026 | 13:33:08 | 74.61, -35.48 | 57.41 | 2.79 | 34 |
| 33 | 05/09/2026 | 14:24:26 | -74.60, 131.95 | 122.63 | 05/09/2026 | 14:23:50 | -74.61, 131.86 | 122.61 | 2.81 | 36 |
| 34 | 05/09/2026 | 15:15:11 | 74.59, -60.71 | 57.35 | 05/09/2026 | 15:14:30 | 74.60, -60.84 | 57.38 | 3.85 | 41 |
| 35 | 05/09/2026 | 16:05:56 | -74.61, 106.55 | 122.64 | 05/09/2026 | 16:05:12 | -74.60, 106.49 | 122.63 | 1.82 | 44 |
| 36 | 05/09/2026 | 16:56:41 | 74.60, -86.11 | 57.34 | 05/09/2026 | 16:55:52 | 74.59, -86.20 | 57.35 | 2.98 | 49 |
| 37 | 05/09/2026 | 17:47:26 | -74.61, 81.16 | 122.65 | 05/09/2026 | 17:46:34 | -74.59, 81.13 | 122.66 | 2.41 | 52 |
| 38 | 05/09/2026 | 18:38:11 | 74.60,-111.50 | 57.33 | 05/09/2026 | 18:37:14 | 74.58,-111.57 | 57.33 | 3.18 | 57 |
| 39 | 05/09/2026 | 19:28:56 | -74.62, 55.77 | 122.66 | 05/09/2026 | 19:27:56 | -74.59, 55.77 | 122.68 | 3.92 | 60 |
| 40 | 05/09/2026 | 20:19:41 | 74.61,-136.89 | 57.32 | 05/09/2026 | 20:18:35 | 74.62,-136.80 | 57.34 | 2.90 | 66 |
| 41 | 05/09/2026 | 21:10:25 | -74.58, 30.51 | 122.73 | 05/09/2026 | 21:09:18 | -74.58, 30.40 | 122.71 | 3.01 | 67 |
| 42 | 05/09/2026 | 22:01:11 | 74.62,-162.28 | 57.31 | 05/09/2026 | 21:59:57 | 74.61,-162.17 | 57.32 | 3.46 | 74 |
| 43 | 05/09/2026 | 22:51:55 | -74.59, 5.11 | 122.74 | 05/09/2026 | 22:50:40 | -74.57, 5.04 | 122.73 | 2.87 | 75 |
| 44 | 05/09/2026 | 23:42:35 | 74.33, 173.09 | 56.97 | 05/09/2026 | 23:41:24 | 74.36, 171.83 | 57.09 | 38.00 | 71 |
| 45 | 05/10/2026 | 00:33:18 | -74.25, -19.39 | 123.13 | 05/10/2026 | 00:32:08 | -74.27, -21.08 | 123.00 | 50.91 | 70 |
| 46 | 05/10/2026 | 01:23:59 | 74.04, 148.44 | 56.63 | 05/10/2026 | 01:22:52 | 74.06, 145.73 | 56.82 | 83.03 | 67 |
| 47 | 05/10/2026 | 02:14:42 | -73.97, -44.05 | 123.47 | 05/10/2026 | 02:13:36 | -73.96, -47.17 | 123.26 | 95.80 | 66 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 5/2/2026
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 05/02/2026 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B