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: 10/13/2021
| 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 | 77.64,-171.33 | 88.31 | 10/19/2021 | 22:08:25 | 77.64,-175.02 | 88.56 | 87.74 | 65 |
| 2 | 10/19/2021 | 23:00:15 | -77.50, -4.65 | 91.79 | 10/19/2021 | 22:59:06 | -77.49, -7.01 | 91.63 | 56.68 | 69 |
| 3 | 10/19/2021 | 23:51:00 | 77.28, 161.73 | 88.07 | 10/19/2021 | 23:49:46 | 77.26, 161.32 | 88.11 | 10.16 | 74 |
| 4 | 10/20/2021 | 00:41:43 | -77.22, -31.19 | 91.96 | 10/20/2021 | 00:40:30 | -77.24, -31.26 | 91.91 | 3.32 | 73 |
| 5 | 10/20/2021 | 01:32:23 | 77.21, 136.12 | 88.05 | 10/20/2021 | 01:31:15 | 77.22, 136.12 | 88.08 | 1.66 | 68 |
| 6 | 10/20/2021 | 02:23:04 | -77.19, -56.61 | 91.95 | 10/20/2021 | 02:21:58 | -77.20, -56.47 | 91.94 | 3.70 | 66 |
| 7 | 10/20/2021 | 03:13:43 | 77.23, 110.88 | 88.09 | 10/20/2021 | 03:12:44 | 77.23, 110.73 | 88.11 | 3.70 | 59 |
| 8 | 10/20/2021 | 04:04:25 | -77.22, -81.86 | 91.91 | 10/20/2021 | 04:03:28 | -77.21, -81.86 | 91.91 | 1.30 | 57 |
| 9 | 10/20/2021 | 04:55:05 | 77.21, 85.45 | 88.10 | 10/20/2021 | 04:54:13 | 77.19, 85.52 | 88.09 | 3.00 | 52 |
| 10 | 10/20/2021 | 05:45:47 | -77.20,-107.29 | 91.90 | 10/20/2021 | 05:44:58 | -77.21,-107.25 | 91.88 | 1.81 | 49 |
| 11 | 10/20/2021 | 06:36:27 | 77.19, 60.02 | 88.11 | 10/20/2021 | 06:35:43 | 77.19, 60.13 | 88.12 | 2.75 | 44 |
| 12 | 10/20/2021 | 07:27:08 | -77.22,-132.54 | 91.86 | 10/20/2021 | 07:26:28 | -77.21,-132.64 | 91.85 | 2.59 | 40 |
| 13 | 10/20/2021 | 08:17:48 | 77.21, 34.77 | 88.15 | 10/20/2021 | 08:17:13 | 77.20, 34.74 | 88.15 | 1.85 | 35 |
| 14 | 10/20/2021 | 09:08:30 | -77.20,-157.97 | 91.85 | 10/20/2021 | 09:07:58 | -77.22,-158.03 | 91.82 | 2.76 | 32 |
| 15 | 10/20/2021 | 09:59:10 | 77.19, 9.34 | 88.16 | 10/20/2021 | 09:58:43 | 77.20, 9.35 | 88.18 | 1.17 | 27 |
| 16 | 10/20/2021 | 10:49:52 | -77.18, 176.61 | 91.84 | 10/20/2021 | 10:49:27 | -77.18, 176.76 | 91.84 | 3.84 | 25 |
| 17 | 10/20/2021 | 11:40:31 | 77.21, -15.91 | 88.20 | 10/20/2021 | 11:40:13 | 77.21, -16.05 | 88.21 | 3.56 | 18 |
| 18 | 10/20/2021 | 12:31:13 | -77.20, 151.36 | 91.80 | 10/20/2021 | 12:30:57 | -77.18, 151.37 | 91.81 | 1.85 | 16 |
| 19 | 10/20/2021 | 13:21:53 | 77.19, -41.33 | 88.21 | 10/20/2021 | 13:21:43 | 77.21, -41.44 | 88.24 | 3.17 | 10 |
| 20 | 10/20/2021 | 14:12:35 | -77.18, 125.93 | 91.79 | 10/20/2021 | 14:12:27 | -77.19, 125.98 | 91.78 | 1.56 | 8 |
| 21 | 10/20/2021 | 15:03:15 | 77.17, -66.76 | 88.22 | 10/20/2021 | 15:03:12 | 77.17, -66.64 | 88.22 | 2.94 | 3 |
| 22 | 10/20/2021 | 15:53:56 | -77.20, 100.68 | 91.75 | 10/20/2021 | 15:53:57 | -77.19, 100.59 | 91.75 | 2.56 | 1 |
| 23 | 10/20/2021 | 16:44:36 | 77.19, -92.01 | 88.27 | 10/20/2021 | 16:44:42 | 77.17, -92.04 | 88.25 | 2.23 | 6 |
| 24 | 10/20/2021 | 17:35:18 | -77.18, 75.25 | 91.74 | 10/20/2021 | 17:35:27 | -77.19, 75.19 | 91.72 | 2.22 | 9 |
| 25 | 10/20/2021 | 18:25:58 | 77.17,-117.44 | 88.28 | 10/20/2021 | 18:26:12 | 77.18,-117.43 | 88.28 | 0.75 | 14 |
| 26 | 10/20/2021 | 19:16:40 | -77.16, 49.82 | 91.73 | 10/20/2021 | 19:16:56 | -77.16, 49.99 | 91.75 | 4.04 | 16 |
| 27 | 10/20/2021 | 20:07:19 | 77.20,-142.69 | 88.32 | 10/20/2021 | 20:07:42 | 77.18,-142.82 | 88.31 | 3.51 | 23 |
| 28 | 10/20/2021 | 20:58:01 | -77.18, 24.58 | 91.69 | 10/20/2021 | 20:58:26 | -77.16, 24.60 | 91.72 | 2.40 | 25 |
| 29 | 10/20/2021 | 21:48:41 | 77.17,-168.12 | 88.33 | 10/20/2021 | 21:49:12 | 77.19,-168.21 | 88.34 | 2.72 | 31 |
| 30 | 10/20/2021 | 22:39:23 | -77.16, -0.85 | 91.68 | 10/20/2021 | 22:39:56 | -77.16, -0.80 | 91.69 | 1.48 | 33 |
| 31 | 10/20/2021 | 23:30:03 | 77.15, 166.45 | 88.34 | 10/20/2021 | 23:30:41 | 77.15, 166.58 | 88.31 | 3.19 | 38 |
| 32 | 10/21/2021 | 00:20:44 | -77.18, -26.10 | 91.64 | 10/21/2021 | 00:21:26 | -77.17, -26.19 | 91.66 | 2.66 | 42 |
| 33 | 10/21/2021 | 01:11:24 | 77.18, 141.21 | 88.38 | 10/21/2021 | 01:12:11 | 77.15, 141.19 | 88.34 | 2.66 | 47 |
| 34 | 10/21/2021 | 02:02:06 | -77.16, -51.53 | 91.63 | 10/21/2021 | 02:02:56 | -77.17, -51.58 | 91.63 | 1.70 | 50 |
| 35 | 10/21/2021 | 02:52:46 | 77.15, 115.78 | 88.39 | 10/21/2021 | 02:53:41 | 77.16, 115.80 | 88.37 | 0.55 | 55 |
| 36 | 10/21/2021 | 03:43:28 | -77.14, -76.96 | 91.62 | 10/21/2021 | 03:44:26 | -77.18, -76.97 | 91.60 | 4.03 | 58 |
| 37 | 10/21/2021 | 04:34:08 | 77.13, 90.35 | 88.40 | 10/21/2021 | 04:35:11 | 77.16, 90.41 | 88.40 | 3.36 | 63 |
| 38 | 10/21/2021 | 05:24:49 | -77.16,-102.21 | 91.58 | 10/21/2021 | 05:25:55 | -77.14,-102.18 | 91.62 | 2.95 | 66 |
| 39 | 10/21/2021 | 06:15:29 | 77.16, 65.10 | 88.44 | 10/21/2021 | 06:16:41 | 77.16, 65.02 | 88.43 | 2.32 | 72 |
| 40 | 10/21/2021 | 07:06:11 | -77.14,-127.63 | 91.57 | 10/21/2021 | 07:07:25 | -77.14,-127.57 | 91.59 | 1.59 | 74 |
| 41 | 10/21/2021 | 07:56:56 | 76.91, 38.80 | 88.29 | 10/21/2021 | 07:58:06 | 76.95, 40.53 | 88.20 | 43.91 | 70 |
| 42 | 10/21/2021 | 08:47:40 | -76.81,-154.27 | 91.77 | 10/21/2021 | 08:48:48 | -76.84,-151.71 | 91.93 | 65.20 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 10/13/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 10/13/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP