Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/10/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 08/15/2025 | 16:10:24 | 73.25, -72.08 | 59.65 | 08/15/2025 | 16:11:32 | 73.16, -69.82 | 59.43 | 73.07 | 68 |
| 2 | 08/15/2025 | 17:01:06 | -73.15, 95.45 | 120.45 | 08/15/2025 | 17:02:15 | -73.12, 97.42 | 120.59 | 63.69 | 69 |
| 3 | 08/15/2025 | 17:51:48 | 72.95, -96.81 | 59.35 | 08/15/2025 | 17:52:59 | 72.89, -95.75 | 59.21 | 35.35 | 71 |
| 4 | 08/15/2025 | 18:42:30 | -72.86, 70.71 | 120.75 | 08/15/2025 | 18:43:43 | -72.80, 71.40 | 120.86 | 23.36 | 73 |
| 5 | 08/15/2025 | 19:33:12 | 72.65,-121.56 | 59.04 | 08/15/2025 | 19:34:25 | 72.67,-121.55 | 59.04 | 1.23 | 73 |
| 6 | 08/15/2025 | 20:23:56 | -72.66, 45.75 | 120.94 | 08/15/2025 | 20:25:07 | -72.68, 45.81 | 120.94 | 3.17 | 71 |
| 7 | 08/15/2025 | 21:14:42 | 72.66,-146.94 | 59.07 | 08/15/2025 | 21:15:47 | 72.65,-146.93 | 59.04 | 1.61 | 65 |
| 8 | 08/15/2025 | 22:05:26 | -72.67, 20.36 | 120.92 | 08/15/2025 | 22:06:29 | -72.66, 20.43 | 120.94 | 2.40 | 63 |
| 9 | 08/15/2025 | 22:56:11 | 72.62,-172.22 | 59.04 | 08/15/2025 | 22:57:09 | 72.63,-172.30 | 59.05 | 3.03 | 58 |
| 10 | 08/15/2025 | 23:46:55 | -72.62, -4.92 | 120.94 | 08/15/2025 | 23:47:51 | -72.65, -4.94 | 120.93 | 2.70 | 56 |
| 11 | 08/16/2025 | 00:37:41 | 72.62, 162.39 | 59.07 | 08/16/2025 | 00:38:31 | 72.61, 162.32 | 59.05 | 2.78 | 50 |
| 12 | 08/16/2025 | 01:28:25 | -72.63, -30.31 | 120.92 | 08/16/2025 | 01:29:13 | -72.63, -30.32 | 120.93 | 0.57 | 48 |
| 13 | 08/16/2025 | 02:19:11 | 72.63, 137.00 | 59.10 | 08/16/2025 | 02:19:52 | 72.64, 137.04 | 59.10 | 2.03 | 41 |
| 14 | 08/16/2025 | 03:09:55 | -72.63, -55.69 | 120.89 | 08/16/2025 | 03:10:35 | -72.61, -55.70 | 120.92 | 2.86 | 40 |
| 15 | 08/16/2025 | 04:00:41 | 72.63, 111.62 | 59.13 | 08/16/2025 | 04:01:14 | 72.62, 111.66 | 59.11 | 1.95 | 33 |
| 16 | 08/16/2025 | 04:51:25 | -72.64, -81.08 | 120.86 | 08/16/2025 | 04:51:56 | -72.64, -80.98 | 120.87 | 3.41 | 31 |
| 17 | 08/16/2025 | 05:42:10 | 72.59, 86.34 | 59.10 | 08/16/2025 | 05:42:36 | 72.60, 86.29 | 59.11 | 2.39 | 26 |
| 18 | 08/16/2025 | 06:32:54 | -72.59,-106.36 | 120.89 | 08/16/2025 | 06:33:18 | -72.62,-106.35 | 120.87 | 3.00 | 24 |
| 19 | 08/16/2025 | 07:23:40 | 72.59, 60.95 | 59.13 | 08/16/2025 | 07:23:58 | 72.59, 60.91 | 59.12 | 1.69 | 18 |
| 20 | 08/16/2025 | 08:14:24 | -72.60,-131.75 | 120.86 | 08/16/2025 | 08:14:40 | -72.60,-131.73 | 120.86 | 0.57 | 16 |
| 21 | 08/16/2025 | 09:05:10 | 72.60, 35.56 | 59.16 | 08/16/2025 | 09:05:19 | 72.62, 35.63 | 59.17 | 3.04 | 9 |
| 22 | 08/16/2025 | 09:55:54 | -72.61,-157.13 | 120.83 | 08/16/2025 | 09:56:02 | -72.58,-157.11 | 120.85 | 2.55 | 8 |
| 23 | 08/16/2025 | 10:46:40 | 72.61, 10.18 | 59.19 | 08/16/2025 | 10:46:41 | 72.60, 10.26 | 59.17 | 2.75 | 1 |
| 24 | 08/16/2025 | 11:37:23 | -72.56, 177.58 | 120.86 | 08/16/2025 | 11:37:24 | -72.57, 177.51 | 120.85 | 2.46 | 1 |
| 25 | 08/16/2025 | 12:28:09 | 72.56, -15.11 | 59.16 | 08/16/2025 | 12:28:03 | 72.58, -15.12 | 59.18 | 2.16 | 6 |
| 26 | 08/16/2025 | 13:18:53 | -72.57, 152.20 | 120.83 | 08/16/2025 | 13:18:46 | -72.55, 152.13 | 120.84 | 3.11 | 7 |
| 27 | 08/16/2025 | 14:09:39 | 72.57, -40.49 | 59.19 | 08/16/2025 | 14:09:25 | 72.56, -40.50 | 59.19 | 0.73 | 14 |
| 28 | 08/16/2025 | 15:00:23 | -72.57, 126.81 | 120.80 | 08/16/2025 | 15:00:07 | -72.58, 126.86 | 120.79 | 1.69 | 16 |
| 29 | 08/16/2025 | 15:51:09 | 72.57, -65.88 | 59.22 | 08/16/2025 | 15:50:47 | 72.54, -65.88 | 59.19 | 3.42 | 22 |
| 30 | 08/16/2025 | 16:41:53 | -72.58, 101.43 | 120.77 | 08/16/2025 | 16:41:29 | -72.56, 101.48 | 120.79 | 2.73 | 24 |
| 31 | 08/16/2025 | 17:32:38 | 72.53, -91.16 | 59.19 | 08/16/2025 | 17:32:09 | 72.52, -91.26 | 59.20 | 3.23 | 29 |
| 32 | 08/16/2025 | 18:23:22 | -72.53, 76.14 | 120.80 | 08/16/2025 | 18:22:51 | -72.54, 76.10 | 120.78 | 1.61 | 31 |
| 33 | 08/16/2025 | 19:14:08 | 72.53,-116.55 | 59.22 | 08/16/2025 | 19:13:30 | 72.56,-116.53 | 59.25 | 2.47 | 38 |
| 34 | 08/16/2025 | 20:04:52 | -72.54, 50.76 | 120.77 | 08/16/2025 | 20:04:13 | -72.52, 50.73 | 120.78 | 2.14 | 39 |
| 35 | 08/16/2025 | 20:55:38 | 72.54,-141.93 | 59.25 | 08/16/2025 | 20:54:52 | 72.54,-141.91 | 59.25 | 0.87 | 46 |
| 36 | 08/16/2025 | 21:46:22 | -72.54, 25.37 | 120.74 | 08/16/2025 | 21:45:34 | -72.55, 25.45 | 120.73 | 2.82 | 48 |
| 37 | 08/16/2025 | 22:37:07 | 72.55,-167.32 | 59.28 | 08/16/2025 | 22:36:13 | 72.52,-167.29 | 59.26 | 3.28 | 54 |
| 38 | 08/16/2025 | 23:27:51 | -72.55, -0.01 | 120.71 | 08/16/2025 | 23:26:55 | -72.54, 0.07 | 120.72 | 3.32 | 56 |
| 39 | 08/17/2025 | 00:18:36 | 72.50, 167.40 | 59.25 | 08/17/2025 | 00:17:35 | 72.50, 167.33 | 59.26 | 2.10 | 61 |
| 40 | 08/17/2025 | 01:09:20 | -72.51, -25.30 | 120.74 | 08/17/2025 | 01:08:17 | -72.52, -25.31 | 120.71 | 1.28 | 63 |
| 41 | 08/17/2025 | 02:00:06 | 72.51, 142.01 | 59.28 | 08/17/2025 | 01:58:56 | 72.53, 142.06 | 59.31 | 3.17 | 70 |
| 42 | 08/17/2025 | 02:50:50 | -72.51, -50.68 | 120.71 | 08/17/2025 | 02:49:39 | -72.50, -50.68 | 120.71 | 1.48 | 71 |
| 43 | 08/17/2025 | 03:41:34 | 72.41, 116.83 | 59.19 | 08/17/2025 | 03:40:20 | 72.41, 116.48 | 59.23 | 11.83 | 74 |
| 44 | 08/17/2025 | 04:32:17 | -72.36, -75.76 | 120.85 | 08/17/2025 | 04:31:03 | -72.38, -76.26 | 120.79 | 16.88 | 74 |
| 45 | 08/17/2025 | 05:22:58 | 72.11, 92.04 | 58.89 | 08/17/2025 | 05:21:48 | 72.08, 90.50 | 58.97 | 52.84 | 70 |
| 46 | 08/17/2025 | 06:13:41 | -72.06,-100.55 | 121.15 | 08/17/2025 | 06:12:31 | -72.05,-102.23 | 121.06 | 57.59 | 70 |
| 47 | 08/17/2025 | 07:04:22 | 71.81, 67.24 | 58.58 | 08/17/2025 | 07:03:15 | 71.81, 64.64 | 58.75 | 90.26 | 67 |
| 48 | 08/17/2025 | 07:55:05 | -71.76,-125.36 | 121.46 | 08/17/2025 | 07:53:58 | -71.78,-128.09 | 121.27 | 94.94 | 67 |
Figure of NOAA-20 and METOP-C satellite orbits during SNOs since TLE Epoch: 8/10/2025
Download SNOs between NOAA-20 and METOP-C since TLE EPOCH: 08/10/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-C