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: 7/9/2021
| 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 | 07/09/2021 | 22:21:17 | 77.24,-173.24 | 55.73 | 07/09/2021 | 22:20:10 | 77.25,-176.31 | 56.04 | 75.37 | 67 |
| 2 | 07/09/2021 | 23:12:01 | -77.12, -6.39 | 124.34 | 07/09/2021 | 23:10:51 | -77.11, -8.40 | 124.14 | 49.81 | 70 |
| 3 | 07/10/2021 | 00:02:46 | 76.91, 160.10 | 55.55 | 07/10/2021 | 00:01:32 | 76.90, 159.76 | 55.60 | 8.50 | 74 |
| 4 | 07/10/2021 | 00:53:28 | -76.88, -32.68 | 124.47 | 07/10/2021 | 00:52:15 | -76.85, -32.71 | 124.47 | 3.51 | 73 |
| 5 | 07/10/2021 | 01:44:09 | 76.84, 134.51 | 55.52 | 07/10/2021 | 01:43:01 | 76.86, 134.56 | 55.55 | 2.29 | 68 |
| 6 | 07/10/2021 | 02:34:50 | -76.86, -58.10 | 124.47 | 07/10/2021 | 02:33:45 | -76.85, -58.09 | 124.46 | 1.04 | 65 |
| 7 | 07/10/2021 | 03:25:30 | 76.87, 109.27 | 55.54 | 07/10/2021 | 03:24:31 | 76.86, 109.18 | 55.57 | 2.36 | 59 |
| 8 | 07/10/2021 | 04:16:12 | -76.84, -83.51 | 124.48 | 07/10/2021 | 04:15:15 | -76.85, -83.47 | 124.45 | 1.74 | 57 |
| 9 | 07/10/2021 | 05:06:52 | 76.85, 83.85 | 55.54 | 07/10/2021 | 05:06:01 | 76.87, 83.79 | 55.58 | 2.30 | 51 |
| 10 | 07/10/2021 | 05:57:33 | -76.87,-108.76 | 124.45 | 07/10/2021 | 05:56:45 | -76.86,-108.85 | 124.43 | 2.69 | 48 |
| 11 | 07/10/2021 | 06:48:14 | 76.83, 58.43 | 55.54 | 07/10/2021 | 06:47:30 | 76.82, 58.59 | 55.53 | 3.97 | 44 |
| 12 | 07/10/2021 | 07:38:55 | -76.85,-134.18 | 124.45 | 07/10/2021 | 07:38:15 | -76.86,-134.24 | 124.42 | 2.00 | 40 |
| 13 | 07/10/2021 | 08:29:35 | 76.85, 33.18 | 55.56 | 07/10/2021 | 08:29:00 | 76.83, 33.20 | 55.55 | 3.23 | 35 |
| 14 | 07/10/2021 | 09:20:17 | -76.83,-159.59 | 124.46 | 07/10/2021 | 09:19:45 | -76.86,-159.62 | 124.41 | 3.74 | 32 |
| 15 | 07/10/2021 | 10:10:57 | 76.83, 7.77 | 55.56 | 07/10/2021 | 10:10:30 | 76.83, 7.82 | 55.56 | 1.52 | 27 |
| 16 | 07/10/2021 | 11:01:38 | -76.85, 175.16 | 124.43 | 07/10/2021 | 11:01:14 | -76.82, 175.17 | 124.45 | 3.79 | 24 |
| 17 | 07/10/2021 | 11:52:18 | 76.81, -17.65 | 55.56 | 07/10/2021 | 11:51:59 | 76.83, -17.56 | 55.57 | 2.78 | 19 |
| 18 | 07/10/2021 | 12:42:59 | -76.83, 149.75 | 124.43 | 07/10/2021 | 12:42:43 | -76.82, 149.79 | 124.44 | 1.77 | 16 |
| 19 | 07/10/2021 | 13:33:39 | 76.84, -42.90 | 55.58 | 07/10/2021 | 13:33:29 | 76.83, -42.95 | 55.58 | 1.54 | 10 |
| 20 | 07/10/2021 | 14:24:21 | -76.81, 124.33 | 124.44 | 07/10/2021 | 14:24:13 | -76.82, 124.41 | 124.43 | 2.27 | 8 |
| 21 | 07/10/2021 | 15:15:01 | 76.82, -68.31 | 55.58 | 07/10/2021 | 15:14:59 | 76.83, -68.33 | 55.59 | 1.63 | 2 |
| 22 | 07/10/2021 | 16:05:42 | -76.84, 99.08 | 124.41 | 07/10/2021 | 16:05:43 | -76.82, 99.03 | 124.42 | 2.08 | 1 |
| 23 | 07/10/2021 | 16:56:22 | 76.84, -93.56 | 55.60 | 07/10/2021 | 16:56:29 | 76.84, -93.71 | 55.60 | 3.99 | 7 |
| 24 | 07/10/2021 | 17:47:04 | -76.82, 73.67 | 124.41 | 07/10/2021 | 17:47:13 | -76.83, 73.64 | 124.41 | 1.10 | 9 |
| 25 | 07/10/2021 | 18:37:44 | 76.82,-118.98 | 55.60 | 07/10/2021 | 18:37:59 | 76.84,-119.09 | 55.62 | 3.33 | 15 |
| 26 | 07/10/2021 | 19:28:26 | -76.80, 48.25 | 124.42 | 07/10/2021 | 19:28:43 | -76.83, 48.26 | 124.40 | 3.37 | 17 |
| 27 | 07/10/2021 | 20:19:06 | 76.80,-144.39 | 55.60 | 07/10/2021 | 20:19:28 | 76.80,-144.30 | 55.57 | 2.52 | 22 |
| 28 | 07/10/2021 | 21:09:47 | -76.82, 23.00 | 124.39 | 07/10/2021 | 21:10:13 | -76.83, 22.88 | 124.38 | 3.28 | 26 |
| 29 | 07/10/2021 | 22:00:28 | 76.78,-169.81 | 55.60 | 07/10/2021 | 22:00:58 | 76.80,-169.68 | 55.58 | 3.49 | 30 |
| 30 | 07/10/2021 | 22:51:09 | -76.80, -2.41 | 124.39 | 07/10/2021 | 22:51:42 | -76.79, -2.33 | 124.43 | 2.68 | 33 |
| 31 | 07/10/2021 | 23:41:49 | 76.81, 164.94 | 55.62 | 07/10/2021 | 23:42:28 | 76.80, 164.93 | 55.60 | 1.15 | 39 |
| 32 | 07/11/2021 | 00:32:31 | -76.78, -27.83 | 124.40 | 07/11/2021 | 00:33:12 | -76.79, -27.71 | 124.42 | 3.05 | 41 |
| 33 | 07/11/2021 | 01:23:11 | 76.79, 139.53 | 55.62 | 07/11/2021 | 01:23:58 | 76.80, 139.55 | 55.61 | 1.46 | 47 |
| 34 | 07/11/2021 | 02:13:52 | -76.81, -53.08 | 124.37 | 07/11/2021 | 02:14:42 | -76.79, -53.10 | 124.40 | 1.88 | 50 |
| 35 | 07/11/2021 | 03:04:32 | 76.82, 114.28 | 55.64 | 07/11/2021 | 03:05:28 | 76.80, 114.17 | 55.62 | 3.13 | 56 |
| 36 | 07/11/2021 | 03:55:14 | -76.79, -78.49 | 124.37 | 07/11/2021 | 03:56:12 | -76.79, -78.48 | 124.39 | 0.72 | 58 |
| 37 | 07/11/2021 | 04:45:54 | 76.80, 88.86 | 55.64 | 07/11/2021 | 04:46:58 | 76.81, 88.78 | 55.63 | 2.36 | 64 |
| 38 | 07/11/2021 | 05:36:36 | -76.77,-103.91 | 124.37 | 07/11/2021 | 05:37:42 | -76.80,-103.86 | 124.38 | 3.29 | 66 |
| 39 | 07/11/2021 | 06:27:16 | 76.78, 63.45 | 55.64 | 07/11/2021 | 06:28:27 | 76.76, 63.58 | 55.59 | 3.51 | 71 |
| 40 | 07/11/2021 | 07:17:58 | -76.75,-129.32 | 124.38 | 07/11/2021 | 07:19:12 | -76.80,-129.24 | 124.37 | 5.87 | 74 |
| 41 | 07/11/2021 | 08:08:43 | 76.53, 37.20 | 55.51 | 07/11/2021 | 08:09:53 | 76.59, 38.88 | 55.38 | 43.97 | 70 |
| 42 | 07/11/2021 | 08:59:27 | -76.41,-155.89 | 124.56 | 07/11/2021 | 09:00:35 | -76.49,-153.43 | 124.75 | 64.50 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 7/9/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 07/09/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP