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: 7/8/2021
| 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 | 22:21:16 | 77.25,-173.18 | 55.74 | 07/09/2021 | 22:20:09 | 77.23,-176.25 | 56.02 | 75.40 | 67 |
| 2 | 07/09/2021 | 23:12:01 | -77.09, -6.51 | 124.35 | 07/09/2021 | 23:10:50 | -77.09, -8.34 | 124.16 | 45.43 | 71 |
| 3 | 07/10/2021 | 00:02:45 | 76.92, 160.16 | 55.55 | 07/10/2021 | 00:01:31 | 76.89, 159.82 | 55.58 | 9.29 | 74 |
| 4 | 07/10/2021 | 00:53:28 | -76.85, -32.79 | 124.49 | 07/10/2021 | 00:52:15 | -76.88, -32.82 | 124.43 | 3.18 | 73 |
| 5 | 07/10/2021 | 01:44:08 | 76.86, 134.57 | 55.52 | 07/10/2021 | 01:43:00 | 76.85, 134.61 | 55.54 | 1.69 | 68 |
| 6 | 07/10/2021 | 02:34:49 | -76.88, -58.04 | 124.46 | 07/10/2021 | 02:33:45 | -76.88, -58.21 | 124.42 | 4.27 | 64 |
| 7 | 07/10/2021 | 03:25:30 | 76.84, 109.15 | 55.52 | 07/10/2021 | 03:24:30 | 76.85, 109.23 | 55.55 | 2.40 | 60 |
| 8 | 07/10/2021 | 04:16:11 | -76.86, -83.45 | 124.47 | 07/10/2021 | 04:15:14 | -76.84, -83.41 | 124.46 | 2.21 | 57 |
| 9 | 07/10/2021 | 05:06:51 | 76.86, 83.90 | 55.55 | 07/10/2021 | 05:06:00 | 76.85, 83.85 | 55.56 | 1.94 | 51 |
| 10 | 07/10/2021 | 05:57:33 | -76.84,-108.87 | 124.47 | 07/10/2021 | 05:56:44 | -76.84,-108.80 | 124.45 | 1.99 | 49 |
| 11 | 07/10/2021 | 06:48:13 | 76.84, 58.49 | 55.54 | 07/10/2021 | 06:47:30 | 76.85, 58.46 | 55.57 | 1.25 | 43 |
| 12 | 07/10/2021 | 07:38:54 | -76.86,-134.12 | 124.44 | 07/10/2021 | 07:38:14 | -76.84,-134.18 | 124.44 | 2.58 | 40 |
| 13 | 07/10/2021 | 08:29:35 | 76.82, 33.07 | 55.54 | 07/10/2021 | 08:29:00 | 76.86, 33.08 | 55.58 | 3.59 | 35 |
| 14 | 07/10/2021 | 09:20:16 | -76.84,-159.53 | 124.45 | 07/10/2021 | 09:19:44 | -76.85,-159.56 | 124.43 | 0.76 | 32 |
| 15 | 07/10/2021 | 10:10:56 | 76.85, 7.82 | 55.57 | 07/10/2021 | 10:10:30 | 76.86, 7.70 | 55.60 | 3.30 | 26 |
| 16 | 07/10/2021 | 11:01:38 | -76.82, 175.05 | 124.45 | 07/10/2021 | 11:01:14 | -76.85, 175.06 | 124.42 | 2.79 | 24 |
| 17 | 07/10/2021 | 11:52:18 | 76.83, -17.59 | 55.56 | 07/10/2021 | 11:51:59 | 76.82, -17.51 | 55.55 | 2.61 | 19 |
| 18 | 07/10/2021 | 12:42:59 | -76.85, 149.80 | 124.42 | 07/10/2021 | 12:42:44 | -76.85, 149.67 | 124.41 | 3.27 | 15 |
| 19 | 07/10/2021 | 13:33:40 | 76.81, -43.01 | 55.56 | 07/10/2021 | 13:33:29 | 76.82, -42.89 | 55.56 | 3.20 | 11 |
| 20 | 07/10/2021 | 14:24:21 | -76.83, 124.39 | 124.43 | 07/10/2021 | 14:24:13 | -76.81, 124.47 | 124.45 | 3.02 | 8 |
| 21 | 07/10/2021 | 15:15:01 | 76.83, -68.26 | 55.59 | 07/10/2021 | 15:14:59 | 76.82, -68.27 | 55.58 | 1.62 | 2 |
| 22 | 07/10/2021 | 16:05:43 | -76.81, 98.97 | 124.43 | 07/10/2021 | 16:05:43 | -76.81, 99.08 | 124.44 | 2.89 | 0 |
| 23 | 07/10/2021 | 16:56:23 | 76.81, -93.67 | 55.58 | 07/10/2021 | 16:56:29 | 76.82, -93.66 | 55.59 | 0.99 | 6 |
| 24 | 07/10/2021 | 17:47:04 | -76.83, 73.72 | 124.40 | 07/10/2021 | 17:47:13 | -76.81, 73.70 | 124.43 | 2.45 | 9 |
| 25 | 07/10/2021 | 18:37:44 | 76.84,-118.92 | 55.61 | 07/10/2021 | 18:37:59 | 76.82,-119.04 | 55.60 | 3.46 | 15 |
| 26 | 07/10/2021 | 19:28:26 | -76.81, 48.31 | 124.41 | 07/10/2021 | 19:28:43 | -76.81, 48.32 | 124.41 | 0.29 | 17 |
| 27 | 07/10/2021 | 20:19:06 | 76.82,-144.34 | 55.61 | 07/10/2021 | 20:19:29 | 76.83,-144.42 | 55.61 | 2.29 | 23 |
| 28 | 07/10/2021 | 21:09:48 | -76.79, 22.89 | 124.41 | 07/10/2021 | 21:10:13 | -76.82, 22.94 | 124.40 | 2.73 | 25 |
| 29 | 07/10/2021 | 22:00:28 | 76.80,-169.75 | 55.60 | 07/10/2021 | 22:00:59 | 76.83,-169.81 | 55.62 | 3.49 | 31 |
| 30 | 07/10/2021 | 22:51:09 | -76.82, -2.36 | 124.38 | 07/10/2021 | 22:51:43 | -76.82, -2.45 | 124.39 | 2.32 | 34 |
| 31 | 07/10/2021 | 23:41:50 | 76.78, 164.83 | 55.60 | 07/10/2021 | 23:42:28 | 76.79, 164.99 | 55.58 | 4.08 | 38 |
| 32 | 07/11/2021 | 00:32:31 | -76.80, -27.77 | 124.39 | 07/11/2021 | 00:33:13 | -76.82, -27.83 | 124.38 | 2.77 | 42 |
| 33 | 07/11/2021 | 01:23:11 | 76.80, 139.58 | 55.63 | 07/11/2021 | 01:23:58 | 76.79, 139.60 | 55.59 | 1.87 | 47 |
| 34 | 07/11/2021 | 02:13:53 | -76.78, -53.19 | 124.39 | 07/11/2021 | 02:14:42 | -76.78, -53.04 | 124.42 | 3.81 | 49 |
| 35 | 07/11/2021 | 03:04:33 | 76.78, 114.17 | 55.62 | 07/11/2021 | 03:05:28 | 76.79, 114.22 | 55.60 | 1.56 | 55 |
| 36 | 07/11/2021 | 03:55:14 | -76.80, -78.44 | 124.36 | 07/11/2021 | 03:56:12 | -76.78, -78.42 | 124.41 | 2.70 | 58 |
| 37 | 07/11/2021 | 04:45:54 | 76.81, 88.92 | 55.65 | 07/11/2021 | 04:46:58 | 76.79, 88.84 | 55.62 | 2.80 | 64 |
| 38 | 07/11/2021 | 05:36:36 | -76.78,-103.85 | 124.37 | 07/11/2021 | 05:37:42 | -76.78,-103.80 | 124.40 | 1.23 | 66 |
| 39 | 07/11/2021 | 06:27:16 | 76.79, 63.50 | 55.65 | 07/11/2021 | 06:28:28 | 76.79, 63.45 | 55.63 | 1.32 | 72 |
| 40 | 07/11/2021 | 07:17:58 | -76.76,-129.27 | 124.37 | 07/11/2021 | 07:19:12 | -76.78,-129.19 | 124.38 | 3.02 | 74 |
| 41 | 07/11/2021 | 08:08:43 | 76.54, 37.25 | 55.51 | 07/11/2021 | 08:09:53 | 76.57, 38.93 | 55.36 | 43.56 | 70 |
| 42 | 07/11/2021 | 08:59:27 | -76.43,-155.83 | 124.55 | 07/11/2021 | 09:00:35 | -76.48,-153.38 | 124.77 | 64.14 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 7/8/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 07/08/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP