Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-A and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/7/2021
| Index | Date (METOP-A) | Time (METOP-A) | Lat,Lon (METOP-A) | SZA (METOP-A ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 10/19/2021 | 22:09:30 | 77.61,-171.47 | 88.29 | 10/19/2021 | 22:08:24 | 77.63,-174.96 | 88.54 | 83.34 | 66 |
| 2 | 10/19/2021 | 23:00:15 | -77.47, -4.77 | 91.81 | 10/19/2021 | 22:59:05 | -77.48, -6.93 | 91.65 | 52.27 | 70 |
| 3 | 10/19/2021 | 23:50:59 | 77.29, 161.79 | 88.08 | 10/19/2021 | 23:49:46 | 77.30, 161.19 | 88.15 | 14.70 | 73 |
| 4 | 10/20/2021 | 00:41:42 | -77.23, -31.11 | 91.95 | 10/20/2021 | 00:40:29 | -77.22, -31.19 | 91.93 | 2.01 | 73 |
| 5 | 10/20/2021 | 01:32:22 | 77.22, 136.18 | 88.06 | 10/20/2021 | 01:31:14 | 77.21, 136.17 | 88.07 | 0.91 | 68 |
| 6 | 10/20/2021 | 02:23:04 | -77.21, -56.54 | 91.94 | 10/20/2021 | 02:21:59 | -77.23, -56.58 | 91.90 | 2.27 | 65 |
| 7 | 10/20/2021 | 03:13:44 | 77.20, 110.75 | 88.07 | 10/20/2021 | 03:12:44 | 77.22, 110.78 | 88.10 | 2.08 | 60 |
| 8 | 10/20/2021 | 04:04:25 | -77.23, -81.79 | 91.90 | 10/20/2021 | 04:03:29 | -77.23, -81.97 | 91.87 | 4.47 | 56 |
| 9 | 10/20/2021 | 04:55:05 | 77.22, 85.50 | 88.11 | 10/20/2021 | 04:54:14 | 77.22, 85.39 | 88.13 | 2.77 | 51 |
| 10 | 10/20/2021 | 05:45:47 | -77.21,-107.22 | 91.89 | 10/20/2021 | 05:44:58 | -77.19,-107.18 | 91.90 | 2.22 | 49 |
| 11 | 10/20/2021 | 06:36:27 | 77.20, 60.07 | 88.12 | 10/20/2021 | 06:35:44 | 77.23, 60.00 | 88.16 | 3.26 | 43 |
| 12 | 10/20/2021 | 07:27:09 | -77.19,-132.65 | 91.88 | 10/20/2021 | 07:26:28 | -77.20,-132.57 | 91.87 | 2.08 | 41 |
| 13 | 10/20/2021 | 08:17:49 | 77.18, 34.64 | 88.13 | 10/20/2021 | 08:17:13 | 77.19, 34.79 | 88.14 | 3.70 | 36 |
| 14 | 10/20/2021 | 09:08:30 | -77.21,-157.90 | 91.84 | 10/20/2021 | 09:07:58 | -77.20,-157.96 | 91.84 | 2.04 | 32 |
| 15 | 10/20/2021 | 09:59:10 | 77.20, 9.39 | 88.17 | 10/20/2021 | 09:58:43 | 77.19, 9.40 | 88.17 | 1.38 | 27 |
| 16 | 10/20/2021 | 10:49:52 | -77.19, 176.68 | 91.83 | 10/20/2021 | 10:49:28 | -77.21, 176.65 | 91.81 | 1.71 | 24 |
| 17 | 10/20/2021 | 11:40:32 | 77.18, -16.03 | 88.18 | 10/20/2021 | 11:40:13 | 77.19, -15.99 | 88.20 | 1.78 | 19 |
| 18 | 10/20/2021 | 12:31:13 | -77.21, 151.43 | 91.79 | 10/20/2021 | 12:30:58 | -77.21, 151.25 | 91.78 | 4.25 | 15 |
| 19 | 10/20/2021 | 13:21:53 | 77.20, -41.28 | 88.22 | 10/20/2021 | 13:21:43 | 77.20, -41.38 | 88.23 | 2.59 | 10 |
| 20 | 10/20/2021 | 14:12:35 | -77.19, 126.00 | 91.78 | 10/20/2021 | 14:12:27 | -77.17, 126.05 | 91.80 | 2.77 | 8 |
| 21 | 10/20/2021 | 15:03:15 | 77.18, -66.71 | 88.23 | 10/20/2021 | 15:03:13 | 77.20, -66.78 | 88.26 | 2.73 | 2 |
| 22 | 10/20/2021 | 15:53:57 | -77.17, 100.57 | 91.77 | 10/20/2021 | 15:53:57 | -77.17, 100.66 | 91.77 | 2.16 | 0 |
| 23 | 10/20/2021 | 16:44:37 | 77.16, -92.14 | 88.24 | 10/20/2021 | 16:44:42 | 77.16, -91.98 | 88.23 | 3.88 | 5 |
| 24 | 10/20/2021 | 17:35:18 | -77.19, 75.32 | 91.73 | 10/20/2021 | 17:35:27 | -77.18, 75.27 | 91.74 | 2.23 | 9 |
| 25 | 10/20/2021 | 18:25:58 | 77.18,-117.39 | 88.28 | 10/20/2021 | 18:26:12 | 77.17,-117.37 | 88.26 | 1.87 | 14 |
| 26 | 10/20/2021 | 19:16:40 | -77.17, 49.89 | 91.72 | 10/20/2021 | 19:16:57 | -77.18, 49.87 | 91.71 | 1.17 | 17 |
| 27 | 10/20/2021 | 20:07:20 | 77.16,-142.82 | 88.29 | 10/20/2021 | 20:07:42 | 77.17,-142.77 | 88.29 | 1.60 | 22 |
| 28 | 10/20/2021 | 20:58:02 | -77.15, 24.47 | 91.71 | 10/20/2021 | 20:58:27 | -77.19, 24.48 | 91.68 | 3.91 | 25 |
| 29 | 10/20/2021 | 21:48:41 | 77.19,-168.07 | 88.33 | 10/20/2021 | 21:49:12 | 77.18,-168.16 | 88.32 | 2.53 | 31 |
| 30 | 10/20/2021 | 22:39:23 | -77.17, -0.78 | 91.67 | 10/20/2021 | 22:39:56 | -77.15, -0.73 | 91.71 | 3.32 | 33 |
| 31 | 10/20/2021 | 23:30:03 | 77.16, 166.51 | 88.34 | 10/20/2021 | 23:30:42 | 77.18, 166.45 | 88.35 | 2.22 | 39 |
| 32 | 10/21/2021 | 00:20:45 | -77.15, -26.21 | 91.66 | 10/21/2021 | 00:21:26 | -77.15, -26.12 | 91.68 | 2.36 | 41 |
| 33 | 10/21/2021 | 01:11:25 | 77.14, 141.08 | 88.35 | 10/21/2021 | 01:12:11 | 77.14, 141.24 | 88.33 | 4.10 | 46 |
| 34 | 10/21/2021 | 02:02:06 | -77.18, -51.46 | 91.62 | 10/21/2021 | 02:02:56 | -77.16, -51.51 | 91.65 | 2.52 | 50 |
| 35 | 10/21/2021 | 02:52:46 | 77.17, 115.83 | 88.39 | 10/21/2021 | 02:53:41 | 77.14, 115.85 | 88.36 | 2.37 | 55 |
| 36 | 10/21/2021 | 03:43:28 | -77.15, -76.89 | 91.61 | 10/21/2021 | 03:44:26 | -77.16, -76.90 | 91.62 | 0.64 | 58 |
| 37 | 10/21/2021 | 04:34:08 | 77.14, 90.40 | 88.40 | 10/21/2021 | 04:35:11 | 77.15, 90.46 | 88.39 | 1.57 | 63 |
| 38 | 10/21/2021 | 05:24:50 | -77.13,-102.32 | 91.60 | 10/21/2021 | 05:25:56 | -77.16,-102.29 | 91.59 | 3.47 | 66 |
| 39 | 10/21/2021 | 06:15:29 | 77.17, 65.15 | 88.45 | 10/21/2021 | 06:16:41 | 77.15, 65.07 | 88.42 | 2.57 | 72 |
| 40 | 10/21/2021 | 07:06:11 | -77.16,-127.57 | 91.56 | 10/21/2021 | 07:07:26 | -77.17,-127.68 | 91.56 | 3.16 | 75 |
| 41 | 10/21/2021 | 07:56:57 | 76.88, 38.67 | 88.27 | 10/21/2021 | 07:58:06 | 76.94, 40.58 | 88.18 | 48.67 | 69 |
| 42 | 10/21/2021 | 08:47:41 | -76.78,-154.38 | 91.80 | 10/21/2021 | 08:48:48 | -76.82,-151.64 | 91.95 | 69.78 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 10/7/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 10/07/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP