Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/16/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 03/26/2025 | 10:03:03 | 73.52, 19.50 | 71.37 | 03/26/2025 | 10:04:09 | 73.47, 22.45 | 71.16 | 93.66 | 66 |
| 2 | 03/26/2025 | 10:53:46 | -73.49,-173.11 | 108.68 | 03/26/2025 | 10:54:52 | -73.44,-170.28 | 108.88 | 89.79 | 66 |
| 3 | 03/26/2025 | 11:44:27 | 73.23, -5.22 | 71.03 | 03/26/2025 | 11:45:36 | 73.19, -3.49 | 70.88 | 55.78 | 69 |
| 4 | 03/26/2025 | 12:35:09 | -73.15, 162.27 | 109.08 | 03/26/2025 | 12:36:20 | -73.12, 163.67 | 109.20 | 45.17 | 71 |
| 5 | 03/26/2025 | 13:25:51 | 72.94, -29.97 | 70.68 | 03/26/2025 | 13:27:04 | 72.87, -29.53 | 70.57 | 16.49 | 73 |
| 6 | 03/26/2025 | 14:16:34 | -72.91, 137.41 | 109.37 | 03/26/2025 | 14:17:47 | -72.84, 137.74 | 109.47 | 13.25 | 73 |
| 7 | 03/26/2025 | 15:07:18 | 72.80, -55.04 | 70.50 | 03/26/2025 | 15:08:27 | 72.80, -55.02 | 70.47 | 1.07 | 69 |
| 8 | 03/26/2025 | 15:58:01 | -72.77, 112.33 | 109.55 | 03/26/2025 | 15:59:10 | -72.77, 112.25 | 109.57 | 2.70 | 69 |
| 9 | 03/26/2025 | 16:48:47 | 72.76, -80.34 | 70.43 | 03/26/2025 | 16:49:49 | 72.77, -80.41 | 70.43 | 2.56 | 62 |
| 10 | 03/26/2025 | 17:39:31 | -72.79, 86.94 | 109.57 | 03/26/2025 | 17:40:31 | -72.80, 86.97 | 109.57 | 2.06 | 60 |
| 11 | 03/26/2025 | 18:30:17 | 72.78,-105.73 | 70.41 | 03/26/2025 | 18:31:11 | 72.75,-105.79 | 70.38 | 3.21 | 54 |
| 12 | 03/26/2025 | 19:21:01 | -72.80, 61.54 | 109.58 | 03/26/2025 | 19:21:53 | -72.78, 61.59 | 109.62 | 2.62 | 52 |
| 13 | 03/26/2025 | 20:11:47 | 72.79,-131.13 | 70.40 | 03/26/2025 | 20:12:32 | 72.78,-131.07 | 70.38 | 2.15 | 45 |
| 14 | 03/26/2025 | 21:02:30 | -72.76, 36.25 | 109.65 | 03/26/2025 | 21:03:15 | -72.76, 36.20 | 109.66 | 1.42 | 45 |
| 15 | 03/26/2025 | 21:53:16 | 72.75,-156.43 | 70.33 | 03/26/2025 | 21:53:54 | 72.76,-156.46 | 70.33 | 1.56 | 38 |
| 16 | 03/26/2025 | 22:44:00 | -72.77, 10.85 | 109.67 | 03/26/2025 | 22:44:36 | -72.79, 10.92 | 109.67 | 3.03 | 36 |
| 17 | 03/26/2025 | 23:34:46 | 72.76, 178.18 | 70.31 | 03/26/2025 | 23:35:16 | 72.74, 178.16 | 70.28 | 2.64 | 30 |
| 18 | 03/27/2025 | 00:25:30 | -72.78, -14.55 | 109.68 | 03/27/2025 | 00:25:58 | -72.76, -14.46 | 109.71 | 3.52 | 28 |
| 19 | 03/27/2025 | 01:16:16 | 72.77, 152.78 | 70.30 | 03/27/2025 | 01:16:37 | 72.77, 152.88 | 70.28 | 3.38 | 21 |
| 20 | 03/27/2025 | 02:06:59 | -72.74, -39.84 | 109.75 | 03/27/2025 | 02:07:20 | -72.74, -39.85 | 109.76 | 0.15 | 21 |
| 21 | 03/27/2025 | 02:57:45 | 72.73, 127.49 | 70.23 | 03/27/2025 | 02:57:59 | 72.74, 127.49 | 70.23 | 1.23 | 14 |
| 22 | 03/27/2025 | 03:48:28 | -72.71, -65.14 | 109.82 | 03/27/2025 | 03:48:42 | -72.72, -65.23 | 109.81 | 3.63 | 14 |
| 23 | 03/27/2025 | 04:39:14 | 72.75, 102.09 | 70.21 | 03/27/2025 | 04:39:20 | 72.72, 102.11 | 70.19 | 2.66 | 6 |
| 24 | 03/27/2025 | 05:29:57 | -72.72, -90.53 | 109.84 | 03/27/2025 | 05:30:03 | -72.70, -90.62 | 109.85 | 3.34 | 6 |
| 25 | 03/27/2025 | 06:20:43 | 72.71, 76.79 | 70.14 | 03/27/2025 | 06:20:42 | 72.70, 76.72 | 70.14 | 2.44 | 1 |
| 26 | 03/27/2025 | 07:11:27 | -72.73,-115.93 | 109.85 | 03/27/2025 | 07:11:24 | -72.73,-115.90 | 109.86 | 1.16 | 3 |
| 27 | 03/27/2025 | 08:02:13 | 72.72, 51.40 | 70.13 | 03/27/2025 | 08:02:03 | 72.73, 51.44 | 70.14 | 1.96 | 10 |
| 28 | 03/27/2025 | 08:52:56 | -72.69,-141.23 | 109.92 | 03/27/2025 | 08:52:46 | -72.71,-141.28 | 109.90 | 2.61 | 10 |
| 29 | 03/27/2025 | 09:43:43 | 72.73, 26.00 | 70.11 | 03/27/2025 | 09:43:25 | 72.71, 26.06 | 70.09 | 3.26 | 18 |
| 30 | 03/27/2025 | 10:34:26 | -72.70,-166.62 | 109.94 | 03/27/2025 | 10:34:08 | -72.68,-166.67 | 109.95 | 2.39 | 18 |
| 31 | 03/27/2025 | 11:25:12 | 72.69, 0.70 | 70.04 | 03/27/2025 | 11:24:47 | 72.69, 0.67 | 70.04 | 1.27 | 25 |
| 32 | 03/27/2025 | 12:15:56 | -72.71, 167.98 | 109.95 | 03/27/2025 | 12:15:29 | -72.71, 168.05 | 109.95 | 2.45 | 27 |
| 33 | 03/27/2025 | 13:06:42 | 72.70, -24.69 | 70.03 | 03/27/2025 | 13:06:08 | 72.71, -24.61 | 70.04 | 3.08 | 34 |
| 34 | 03/27/2025 | 13:57:25 | -72.67, 142.68 | 110.02 | 03/27/2025 | 13:56:51 | -72.69, 142.67 | 110.00 | 1.92 | 34 |
| 35 | 03/27/2025 | 14:48:11 | 72.67, -49.99 | 69.96 | 03/27/2025 | 14:47:30 | 72.69, -49.99 | 69.99 | 3.04 | 41 |
| 36 | 03/27/2025 | 15:38:55 | -72.69, 117.29 | 110.04 | 03/27/2025 | 15:38:13 | -72.67, 117.28 | 110.05 | 1.92 | 42 |
| 37 | 03/27/2025 | 16:29:41 | 72.68, -75.39 | 69.94 | 03/27/2025 | 16:28:52 | 72.67, -75.38 | 69.94 | 0.80 | 49 |
| 38 | 03/27/2025 | 17:20:24 | -72.65, 91.99 | 110.11 | 03/27/2025 | 17:19:35 | -72.65, 91.90 | 110.09 | 3.14 | 49 |
| 39 | 03/27/2025 | 18:11:10 | 72.64,-100.68 | 69.87 | 03/27/2025 | 18:10:14 | 72.65,-100.76 | 69.90 | 2.98 | 56 |
| 40 | 03/27/2025 | 19:01:54 | -72.66, 66.59 | 110.12 | 03/27/2025 | 19:00:56 | -72.68, 66.62 | 110.10 | 1.97 | 58 |
| 41 | 03/27/2025 | 19:52:40 | 72.65,-126.08 | 69.86 | 03/27/2025 | 19:51:35 | 72.68,-126.04 | 69.89 | 3.18 | 65 |
| 42 | 03/27/2025 | 20:43:24 | -72.67, 41.20 | 110.14 | 03/27/2025 | 20:42:18 | -72.65, 41.23 | 110.14 | 2.26 | 66 |
| 43 | 03/27/2025 | 21:34:10 | 72.66,-151.48 | 69.84 | 03/27/2025 | 21:32:57 | 72.65,-151.43 | 69.85 | 1.76 | 73 |
| 44 | 03/27/2025 | 22:24:53 | -72.63, 15.90 | 110.21 | 03/27/2025 | 22:23:40 | -72.63, 15.85 | 110.19 | 1.84 | 73 |
| 45 | 03/27/2025 | 23:15:35 | 72.42,-176.36 | 69.55 | 03/27/2025 | 23:14:23 | 72.43,-177.22 | 69.62 | 29.12 | 72 |
| 46 | 03/28/2025 | 00:06:18 | -72.39, -8.98 | 110.50 | 03/28/2025 | 00:05:06 | -72.41, -9.95 | 110.42 | 32.41 | 72 |
| 47 | 03/28/2025 | 00:56:59 | 72.12, 158.85 | 69.20 | 03/28/2025 | 00:55:50 | 72.15, 156.89 | 69.35 | 66.73 | 69 |
| 48 | 03/28/2025 | 01:47:42 | -72.10, -33.78 | 110.85 | 03/28/2025 | 01:46:33 | -72.13, -35.83 | 110.69 | 69.87 | 69 |
Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 3/16/2025
Download SNOs between NPP and METOP-C since TLE EPOCH: 03/16/2025 in txt file.
Historial Predications of SNOs between NPP and METOP-C