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: 1/26/2021
| 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 | 02/05/2021 | 23:49:22 | 76.66, 166.48 | 92.95 | 02/05/2021 | 23:48:13 | 76.66, 164.04 | 93.17 | 62.72 | 69 |
| 2 | 02/06/2021 | 00:40:06 | -76.56, -26.54 | 87.13 | 02/06/2021 | 00:38:55 | -76.54, -28.21 | 86.99 | 43.17 | 71 |
| 3 | 02/06/2021 | 01:30:50 | 76.37, 140.09 | 92.73 | 02/06/2021 | 01:29:36 | 76.35, 139.82 | 92.76 | 7.48 | 74 |
| 4 | 02/06/2021 | 02:21:33 | -76.32, -52.76 | 87.32 | 02/06/2021 | 02:20:20 | -76.32, -52.78 | 87.29 | 0.82 | 73 |
| 5 | 02/06/2021 | 03:12:13 | 76.30, 114.52 | 92.66 | 02/06/2021 | 03:11:05 | 76.31, 114.59 | 92.69 | 1.84 | 68 |
| 6 | 02/06/2021 | 04:02:55 | -76.30, -78.16 | 87.36 | 02/06/2021 | 04:01:50 | -76.33, -78.17 | 87.30 | 3.29 | 65 |
| 7 | 02/06/2021 | 04:53:34 | 76.33, 89.28 | 92.66 | 02/06/2021 | 04:52:35 | 76.31, 89.20 | 92.67 | 2.75 | 59 |
| 8 | 02/06/2021 | 05:44:16 | -76.32,-103.41 | 87.36 | 02/06/2021 | 05:43:20 | -76.33,-103.56 | 87.32 | 3.88 | 56 |
| 9 | 02/06/2021 | 06:34:56 | 76.31, 63.87 | 92.63 | 02/06/2021 | 06:34:05 | 76.32, 63.81 | 92.66 | 1.76 | 51 |
| 10 | 02/06/2021 | 07:25:38 | -76.30,-128.82 | 87.39 | 02/06/2021 | 07:24:49 | -76.29,-128.79 | 87.39 | 1.85 | 49 |
| 11 | 02/06/2021 | 08:16:18 | 76.29, 38.46 | 92.59 | 02/06/2021 | 08:15:34 | 76.27, 38.58 | 92.58 | 3.53 | 44 |
| 12 | 02/06/2021 | 09:07:00 | -76.28,-154.23 | 87.43 | 02/06/2021 | 09:06:19 | -76.29,-154.18 | 87.41 | 1.67 | 41 |
| 13 | 02/06/2021 | 09:57:40 | 76.27, 13.05 | 92.56 | 02/06/2021 | 09:57:04 | 76.28, 13.19 | 92.57 | 3.70 | 36 |
| 14 | 02/06/2021 | 10:48:21 | -76.31,-179.48 | 87.43 | 02/06/2021 | 10:47:49 | -76.30,-179.57 | 87.42 | 2.83 | 32 |
| 15 | 02/06/2021 | 11:39:01 | 76.30, -12.19 | 92.55 | 02/06/2021 | 11:38:34 | 76.28, -12.20 | 92.55 | 1.51 | 27 |
| 16 | 02/06/2021 | 12:29:43 | -76.29, 155.12 | 87.46 | 02/06/2021 | 12:29:19 | -76.30, 155.04 | 87.44 | 2.29 | 24 |
| 17 | 02/06/2021 | 13:20:23 | 76.28, -37.60 | 92.52 | 02/06/2021 | 13:20:04 | 76.29, -37.59 | 92.54 | 1.17 | 19 |
| 18 | 02/06/2021 | 14:11:05 | -76.27, 129.71 | 87.50 | 02/06/2021 | 14:10:48 | -76.26, 129.81 | 87.51 | 2.98 | 17 |
| 19 | 02/06/2021 | 15:01:44 | 76.30, -62.85 | 92.52 | 02/06/2021 | 15:01:34 | 76.29, -62.98 | 92.52 | 3.76 | 10 |
| 20 | 02/06/2021 | 15:52:27 | -76.25, 104.30 | 87.53 | 02/06/2021 | 15:52:18 | -76.27, 104.42 | 87.53 | 3.41 | 9 |
| 21 | 02/06/2021 | 16:43:06 | 76.29, -88.26 | 92.48 | 02/06/2021 | 16:43:04 | 76.30, -88.37 | 92.50 | 3.34 | 2 |
| 22 | 02/06/2021 | 17:33:48 | -76.28, 79.05 | 87.54 | 02/06/2021 | 17:33:48 | -76.27, 79.03 | 87.54 | 1.29 | 0 |
| 23 | 02/06/2021 | 18:24:28 | 76.27,-113.66 | 92.45 | 02/06/2021 | 18:24:33 | 76.26,-113.60 | 92.43 | 1.97 | 5 |
| 24 | 02/06/2021 | 19:15:10 | -76.26, 53.65 | 87.57 | 02/06/2021 | 19:15:18 | -76.28, 53.64 | 87.56 | 1.51 | 8 |
| 25 | 02/06/2021 | 20:05:50 | 76.25,-139.07 | 92.41 | 02/06/2021 | 20:06:03 | 76.26,-138.99 | 92.41 | 2.56 | 13 |
| 26 | 02/06/2021 | 20:56:31 | -76.29, 28.40 | 87.58 | 02/06/2021 | 20:56:48 | -76.28, 28.25 | 87.58 | 4.05 | 17 |
| 27 | 02/06/2021 | 21:47:11 | 76.27,-164.32 | 92.41 | 02/06/2021 | 21:47:33 | 76.27,-164.39 | 92.40 | 1.96 | 22 |
| 28 | 02/06/2021 | 22:37:53 | -76.27, 2.99 | 87.61 | 02/06/2021 | 22:38:17 | -76.24, 3.02 | 87.65 | 3.49 | 24 |
| 29 | 02/06/2021 | 23:28:33 | 76.26, 170.27 | 92.37 | 02/06/2021 | 23:29:03 | 76.27, 170.22 | 92.38 | 2.11 | 30 |
| 30 | 02/07/2021 | 00:19:15 | -76.25, -22.42 | 87.64 | 02/07/2021 | 00:19:47 | -76.24, -22.37 | 87.67 | 1.41 | 32 |
| 31 | 02/07/2021 | 01:09:55 | 76.24, 144.87 | 92.34 | 02/07/2021 | 01:10:32 | 76.23, 144.99 | 92.31 | 3.49 | 37 |
| 32 | 02/07/2021 | 02:00:37 | -76.23, -47.82 | 87.68 | 02/07/2021 | 02:01:17 | -76.25, -47.76 | 87.68 | 2.45 | 40 |
| 33 | 02/07/2021 | 02:51:16 | 76.26, 119.62 | 92.34 | 02/07/2021 | 02:52:02 | 76.23, 119.60 | 92.29 | 3.25 | 46 |
| 34 | 02/07/2021 | 03:41:58 | -76.26, -73.07 | 87.68 | 02/07/2021 | 03:42:47 | -76.25, -73.15 | 87.70 | 2.23 | 49 |
| 35 | 02/07/2021 | 04:32:38 | 76.24, 94.21 | 92.30 | 02/07/2021 | 04:33:32 | 76.24, 94.21 | 92.28 | 0.59 | 54 |
| 36 | 02/07/2021 | 05:23:20 | -76.24, -98.48 | 87.72 | 02/07/2021 | 05:24:17 | -76.26, -98.54 | 87.71 | 2.63 | 57 |
| 37 | 02/07/2021 | 06:14:00 | 76.22, 68.80 | 92.27 | 02/07/2021 | 06:15:02 | 76.24, 68.82 | 92.26 | 2.14 | 62 |
| 38 | 02/07/2021 | 07:04:42 | -76.22,-123.88 | 87.75 | 02/07/2021 | 07:05:46 | -76.22,-123.77 | 87.79 | 2.98 | 64 |
| 39 | 02/07/2021 | 07:55:21 | 76.25, 43.55 | 92.26 | 02/07/2021 | 07:56:32 | 76.25, 43.43 | 92.25 | 3.26 | 71 |
| 40 | 02/07/2021 | 08:46:03 | -76.25,-149.13 | 87.76 | 02/07/2021 | 08:47:16 | -76.22,-149.16 | 87.80 | 3.02 | 73 |
| 41 | 02/07/2021 | 09:36:47 | 76.05, 17.53 | 92.11 | 02/07/2021 | 09:37:58 | 76.07, 18.68 | 92.01 | 31.00 | 71 |
| 42 | 02/07/2021 | 10:27:31 | -75.95,-175.46 | 87.97 | 02/07/2021 | 10:28:41 | -76.00,-173.76 | 88.10 | 46.05 | 70 |
| 43 | 02/07/2021 | 11:18:16 | 75.70, -8.93 | 91.85 | 02/07/2021 | 11:19:21 | 75.75, -5.63 | 91.60 | 90.52 | 65 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 1/26/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 01/26/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP