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: 5/3/2025
| 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 | 05/16/2025 | 05:44:19 | 73.54, 84.25 | 54.51 | 05/16/2025 | 05:45:25 | 73.50, 87.31 | 54.33 | 96.72 | 66 |
| 2 | 05/16/2025 | 06:35:02 | -73.46,-108.25 | 125.59 | 05/16/2025 | 06:36:09 | -73.39,-105.61 | 125.79 | 83.99 | 67 |
| 3 | 05/16/2025 | 07:25:43 | 73.25, 59.55 | 54.17 | 05/16/2025 | 07:26:52 | 73.23, 61.37 | 54.06 | 58.25 | 69 |
| 4 | 05/16/2025 | 08:16:26 | -73.16,-132.95 | 125.94 | 05/16/2025 | 08:17:37 | -73.07,-131.65 | 126.10 | 43.19 | 71 |
| 5 | 05/16/2025 | 09:07:07 | 72.95, 34.83 | 53.82 | 05/16/2025 | 09:08:20 | 72.91, 35.33 | 53.75 | 16.85 | 73 |
| 6 | 05/16/2025 | 09:57:50 | -72.87,-157.68 | 126.28 | 05/16/2025 | 09:59:03 | -72.85,-157.46 | 126.31 | 7.31 | 73 |
| 7 | 05/16/2025 | 10:48:34 | 72.80, 9.78 | 53.64 | 05/16/2025 | 10:49:44 | 72.79, 9.74 | 53.63 | 1.32 | 70 |
| 8 | 05/16/2025 | 11:39:18 | -72.77, 177.15 | 126.40 | 05/16/2025 | 11:40:26 | -72.78, 177.05 | 126.39 | 3.76 | 68 |
| 9 | 05/16/2025 | 12:30:04 | 72.80, -15.60 | 53.63 | 05/16/2025 | 12:31:06 | 72.77, -15.64 | 53.59 | 3.18 | 62 |
| 10 | 05/16/2025 | 13:20:48 | -72.77, 151.77 | 126.41 | 05/16/2025 | 13:21:48 | -72.76, 151.67 | 126.42 | 3.32 | 60 |
| 11 | 05/16/2025 | 14:11:34 | 72.80, -40.98 | 53.62 | 05/16/2025 | 14:12:27 | 72.80, -40.91 | 53.61 | 2.40 | 53 |
| 12 | 05/16/2025 | 15:02:18 | -72.77, 126.40 | 126.43 | 05/16/2025 | 15:03:09 | -72.80, 126.40 | 126.41 | 2.97 | 51 |
| 13 | 05/16/2025 | 15:53:04 | 72.80, -66.36 | 53.60 | 05/16/2025 | 15:53:49 | 72.79, -66.29 | 53.57 | 3.02 | 45 |
| 14 | 05/16/2025 | 16:43:48 | -72.77, 101.02 | 126.44 | 05/16/2025 | 16:44:31 | -72.78, 101.02 | 126.44 | 0.74 | 43 |
| 15 | 05/16/2025 | 17:34:33 | 72.75, -91.63 | 53.53 | 05/16/2025 | 17:35:11 | 72.77, -91.67 | 53.54 | 1.86 | 38 |
| 16 | 05/16/2025 | 18:25:18 | -72.77, 75.64 | 126.46 | 05/16/2025 | 18:25:53 | -72.76, 75.64 | 126.48 | 1.53 | 35 |
| 17 | 05/16/2025 | 19:16:03 | 72.76,-117.01 | 53.52 | 05/16/2025 | 19:16:33 | 72.75,-117.04 | 53.51 | 1.37 | 30 |
| 18 | 05/16/2025 | 20:06:48 | -72.77, 50.26 | 126.47 | 05/16/2025 | 20:07:15 | -72.74, 50.27 | 126.51 | 3.78 | 27 |
| 19 | 05/16/2025 | 20:57:33 | 72.76,-142.39 | 53.51 | 05/16/2025 | 20:57:55 | 72.73,-142.42 | 53.48 | 3.26 | 22 |
| 20 | 05/16/2025 | 21:48:17 | -72.73, 24.99 | 126.54 | 05/16/2025 | 21:48:37 | -72.72, 24.89 | 126.54 | 3.34 | 20 |
| 21 | 05/16/2025 | 22:39:03 | 72.76,-167.77 | 53.49 | 05/16/2025 | 22:39:16 | 72.76,-167.70 | 53.49 | 2.37 | 13 |
| 22 | 05/16/2025 | 23:29:47 | -72.73, -0.39 | 126.55 | 05/16/2025 | 23:29:58 | -72.75, -0.39 | 126.53 | 2.96 | 11 |
| 23 | 05/17/2025 | 00:20:33 | 72.76, 166.85 | 53.48 | 05/17/2025 | 00:20:38 | 72.74, 166.93 | 53.46 | 3.07 | 5 |
| 24 | 05/17/2025 | 01:11:17 | -72.73, -25.77 | 126.57 | 05/17/2025 | 01:11:20 | -72.74, -25.76 | 126.56 | 0.72 | 3 |
| 25 | 05/17/2025 | 02:02:02 | 72.71, 141.58 | 53.41 | 05/17/2025 | 02:02:00 | 72.72, 141.55 | 53.42 | 1.79 | 2 |
| 26 | 05/17/2025 | 02:52:47 | -72.73, -51.15 | 126.58 | 05/17/2025 | 02:52:42 | -72.72, -51.14 | 126.59 | 1.56 | 5 |
| 27 | 05/17/2025 | 03:43:32 | 72.71, 116.20 | 53.40 | 05/17/2025 | 03:43:22 | 72.71, 116.17 | 53.39 | 1.43 | 10 |
Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 5/3/2025
Download SNOs between NPP and METOP-C since TLE EPOCH: 05/03/2025 in txt file.
Historial Predications of SNOs between NPP and METOP-C