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: 7/7/2021
| 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 | 77.23,-173.26 | 55.73 | 07/09/2021 | 22:20:10 | 77.25,-176.33 | 56.04 | 75.42 | 67 |
| 2 | 07/09/2021 | 23:12:01 | -77.12, -6.40 | 124.34 | 07/09/2021 | 23:10:51 | -77.11, -8.41 | 124.14 | 49.77 | 70 |
| 3 | 07/10/2021 | 00:02:46 | 76.90, 160.08 | 55.54 | 07/10/2021 | 00:01:32 | 76.91, 159.74 | 55.61 | 8.52 | 74 |
| 4 | 07/10/2021 | 00:53:28 | -76.88, -32.69 | 124.47 | 07/10/2021 | 00:52:15 | -76.85, -32.72 | 124.47 | 2.77 | 73 |
| 5 | 07/10/2021 | 01:44:09 | 76.84, 134.49 | 55.51 | 07/10/2021 | 01:43:01 | 76.87, 134.54 | 55.56 | 3.35 | 68 |
| 6 | 07/10/2021 | 02:34:50 | -76.86, -58.11 | 124.48 | 07/10/2021 | 02:33:45 | -76.85, -58.10 | 124.45 | 0.33 | 65 |
| 7 | 07/10/2021 | 03:25:30 | 76.86, 109.24 | 55.54 | 07/10/2021 | 03:24:31 | 76.87, 109.15 | 55.57 | 2.36 | 59 |
| 8 | 07/10/2021 | 04:16:12 | -76.84, -83.53 | 124.48 | 07/10/2021 | 04:15:15 | -76.86, -83.48 | 124.44 | 2.40 | 57 |
| 9 | 07/10/2021 | 05:06:52 | 76.84, 83.83 | 55.53 | 07/10/2021 | 05:06:01 | 76.87, 83.77 | 55.58 | 3.33 | 51 |
| 10 | 07/10/2021 | 05:57:33 | -76.86,-108.77 | 124.45 | 07/10/2021 | 05:56:45 | -76.86,-108.87 | 124.43 | 2.44 | 48 |
| 11 | 07/10/2021 | 06:48:14 | 76.82, 58.41 | 55.53 | 07/10/2021 | 06:47:30 | 76.83, 58.56 | 55.54 | 3.94 | 44 |
| 12 | 07/10/2021 | 07:38:55 | -76.84,-134.19 | 124.46 | 07/10/2021 | 07:38:15 | -76.86,-134.25 | 124.42 | 2.53 | 40 |
| 13 | 07/10/2021 | 08:29:35 | 76.85, 33.16 | 55.56 | 07/10/2021 | 08:29:00 | 76.83, 33.18 | 55.55 | 2.06 | 35 |
| 14 | 07/10/2021 | 09:20:17 | -76.82,-159.61 | 124.46 | 07/10/2021 | 09:19:44 | -76.82,-159.46 | 124.46 | 3.79 | 33 |
| 15 | 07/10/2021 | 10:10:57 | 76.83, 7.75 | 55.55 | 07/10/2021 | 10:10:30 | 76.83, 7.80 | 55.56 | 1.38 | 27 |
| 16 | 07/10/2021 | 11:01:38 | -76.85, 175.15 | 124.43 | 07/10/2021 | 11:01:14 | -76.82, 175.16 | 124.45 | 3.04 | 24 |
| 17 | 07/10/2021 | 11:52:18 | 76.85, -17.50 | 55.58 | 07/10/2021 | 11:52:00 | 76.83, -17.58 | 55.58 | 3.04 | 18 |
| 18 | 07/10/2021 | 12:43:00 | -76.83, 149.73 | 124.44 | 07/10/2021 | 12:42:44 | -76.82, 149.78 | 124.44 | 1.31 | 16 |
| 19 | 07/10/2021 | 13:33:40 | 76.83, -42.92 | 55.58 | 07/10/2021 | 13:33:30 | 76.84, -42.97 | 55.59 | 1.32 | 10 |
| 20 | 07/10/2021 | 14:24:22 | -76.81, 124.32 | 124.44 | 07/10/2021 | 14:24:14 | -76.82, 124.40 | 124.43 | 2.72 | 8 |
| 21 | 07/10/2021 | 15:15:02 | 76.81, -68.33 | 55.57 | 07/10/2021 | 15:15:00 | 76.84, -68.35 | 55.60 | 2.79 | 2 |
| 22 | 07/10/2021 | 16:05:43 | -76.83, 99.07 | 124.41 | 07/10/2021 | 16:05:44 | -76.83, 99.01 | 124.42 | 1.61 | 1 |
| 23 | 07/10/2021 | 16:56:23 | 76.84, -93.58 | 55.60 | 07/10/2021 | 16:56:30 | 76.84, -93.73 | 55.61 | 3.88 | 7 |
| 24 | 07/10/2021 | 17:47:04 | -76.81, 73.65 | 124.42 | 07/10/2021 | 17:47:13 | -76.83, 73.63 | 124.40 | 1.77 | 9 |
| 25 | 07/10/2021 | 18:37:44 | 76.82,-119.00 | 55.60 | 07/10/2021 | 18:37:58 | 76.80,-118.94 | 55.57 | 2.69 | 14 |
| 26 | 07/10/2021 | 19:28:25 | -76.84, 48.41 | 124.39 | 07/10/2021 | 19:28:43 | -76.83, 48.25 | 124.39 | 4.12 | 18 |
| 27 | 07/10/2021 | 20:19:06 | 76.80,-144.41 | 55.59 | 07/10/2021 | 20:19:28 | 76.80,-144.32 | 55.58 | 2.30 | 22 |
| 28 | 07/10/2021 | 21:09:47 | -76.82, 22.99 | 124.39 | 07/10/2021 | 21:10:13 | -76.83, 22.86 | 124.38 | 3.51 | 26 |
| 29 | 07/10/2021 | 22:00:27 | 76.82,-169.66 | 55.62 | 07/10/2021 | 22:00:58 | 76.80,-169.71 | 55.59 | 2.67 | 31 |
| 30 | 07/10/2021 | 22:51:09 | -76.80, -2.43 | 124.40 | 07/10/2021 | 22:51:42 | -76.79, -2.34 | 124.42 | 2.31 | 33 |
| 31 | 07/10/2021 | 23:41:49 | 76.80, 164.92 | 55.62 | 07/10/2021 | 23:42:28 | 76.80, 164.91 | 55.60 | 0.30 | 39 |
| 32 | 07/11/2021 | 00:32:31 | -76.78, -27.84 | 124.40 | 07/11/2021 | 00:33:12 | -76.79, -27.73 | 124.41 | 3.33 | 41 |
| 33 | 07/11/2021 | 01:23:11 | 76.78, 139.51 | 55.61 | 07/11/2021 | 01:23:58 | 76.81, 139.53 | 55.62 | 2.57 | 47 |
| 34 | 07/11/2021 | 02:13:52 | -76.80, -53.09 | 124.37 | 07/11/2021 | 02:14:42 | -76.80, -53.11 | 124.40 | 1.17 | 50 |
| 35 | 07/11/2021 | 03:04:32 | 76.81, 114.26 | 55.64 | 07/11/2021 | 03:05:28 | 76.81, 114.15 | 55.63 | 2.89 | 56 |
| 36 | 07/11/2021 | 03:55:14 | -76.78, -78.51 | 124.37 | 07/11/2021 | 03:56:12 | -76.80, -78.49 | 124.39 | 1.41 | 58 |
| 37 | 07/11/2021 | 04:45:54 | 76.79, 88.84 | 55.64 | 07/11/2021 | 04:46:58 | 76.81, 88.76 | 55.64 | 3.13 | 64 |
| 38 | 07/11/2021 | 05:36:35 | -76.81,-103.75 | 124.35 | 07/11/2021 | 05:37:42 | -76.80,-103.87 | 124.37 | 3.30 | 67 |
| 39 | 07/11/2021 | 06:27:16 | 76.77, 63.43 | 55.64 | 07/11/2021 | 06:28:27 | 76.77, 63.56 | 55.60 | 3.27 | 71 |
| 40 | 07/11/2021 | 07:17:57 | -76.79,-129.17 | 124.35 | 07/11/2021 | 07:19:12 | -76.80,-129.26 | 124.36 | 2.53 | 75 |
| 41 | 07/11/2021 | 08:08:43 | 76.52, 37.18 | 55.50 | 07/11/2021 | 08:09:53 | 76.59, 38.86 | 55.38 | 44.15 | 70 |
| 42 | 07/11/2021 | 08:59:27 | -76.41,-155.90 | 124.56 | 07/11/2021 | 09:00:35 | -76.49,-153.45 | 124.74 | 64.63 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 7/7/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 07/07/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP