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: 6/30/2021
| 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 | 77.27,-173.13 | 55.75 | 07/09/2021 | 22:20:09 | 77.22,-176.19 | 56.00 | 75.22 | 67 |
| 2 | 07/09/2021 | 23:12:01 | -77.11, -6.42 | 124.34 | 07/09/2021 | 23:10:51 | -77.11, -8.42 | 124.14 | 49.54 | 70 |
| 3 | 07/10/2021 | 00:02:46 | 76.89, 160.03 | 55.53 | 07/10/2021 | 00:01:32 | 76.92, 159.71 | 55.62 | 8.78 | 74 |
| 4 | 07/10/2021 | 00:53:28 | -76.87, -32.71 | 124.48 | 07/10/2021 | 00:52:15 | -76.86, -32.73 | 124.46 | 1.88 | 73 |
| 5 | 07/10/2021 | 01:44:08 | 76.87, 134.62 | 55.53 | 07/10/2021 | 01:43:01 | 76.88, 134.50 | 55.57 | 2.97 | 67 |
| 6 | 07/10/2021 | 02:34:50 | -76.85, -58.13 | 124.48 | 07/10/2021 | 02:33:45 | -76.86, -58.11 | 124.45 | 0.73 | 65 |
| 7 | 07/10/2021 | 03:25:30 | 76.85, 109.20 | 55.53 | 07/10/2021 | 03:24:30 | 76.83, 109.29 | 55.53 | 3.09 | 60 |
| 8 | 07/10/2021 | 04:16:12 | -76.83, -83.55 | 124.48 | 07/10/2021 | 04:15:15 | -76.86, -83.50 | 124.44 | 3.28 | 57 |
| 9 | 07/10/2021 | 05:06:52 | 76.83, 83.78 | 55.53 | 07/10/2021 | 05:06:00 | 76.84, 83.91 | 55.54 | 3.31 | 52 |
| 10 | 07/10/2021 | 05:57:33 | -76.86,-108.79 | 124.46 | 07/10/2021 | 05:56:45 | -76.86,-108.88 | 124.43 | 2.21 | 48 |
| 11 | 07/10/2021 | 06:48:13 | 76.86, 58.54 | 55.55 | 07/10/2021 | 06:47:30 | 76.84, 58.53 | 55.55 | 2.09 | 43 |
| 12 | 07/10/2021 | 07:38:55 | -76.84,-134.21 | 124.46 | 07/10/2021 | 07:38:15 | -76.86,-134.26 | 124.42 | 3.14 | 40 |
| 13 | 07/10/2021 | 08:29:35 | 76.84, 33.12 | 55.55 | 07/10/2021 | 08:29:00 | 76.84, 33.15 | 55.56 | 0.77 | 35 |
| 14 | 07/10/2021 | 09:20:17 | -76.82,-159.63 | 124.46 | 07/10/2021 | 09:19:44 | -76.82,-159.47 | 124.46 | 4.02 | 33 |
| 15 | 07/10/2021 | 10:10:57 | 76.82, 7.70 | 55.55 | 07/10/2021 | 10:10:30 | 76.84, 7.76 | 55.58 | 3.20 | 27 |
| 16 | 07/10/2021 | 11:01:38 | -76.84, 175.13 | 124.44 | 07/10/2021 | 11:01:14 | -76.82, 175.15 | 124.45 | 2.24 | 24 |
| 17 | 07/10/2021 | 11:52:18 | 76.84, -17.54 | 55.57 | 07/10/2021 | 11:52:00 | 76.84, -17.62 | 55.59 | 1.93 | 18 |
| 18 | 07/10/2021 | 12:43:00 | -76.82, 149.71 | 124.44 | 07/10/2021 | 12:42:44 | -76.83, 149.77 | 124.44 | 1.43 | 16 |
| 19 | 07/10/2021 | 13:33:40 | 76.82, -42.96 | 55.57 | 07/10/2021 | 13:33:30 | 76.85, -43.00 | 55.60 | 2.86 | 10 |
| 20 | 07/10/2021 | 14:24:21 | -76.85, 124.47 | 124.41 | 07/10/2021 | 14:24:14 | -76.83, 124.38 | 124.42 | 3.09 | 7 |
| 21 | 07/10/2021 | 15:15:02 | 76.80, -68.38 | 55.57 | 07/10/2021 | 15:14:59 | 76.80, -68.21 | 55.55 | 4.28 | 3 |
| 22 | 07/10/2021 | 16:05:43 | -76.83, 99.05 | 124.42 | 07/10/2021 | 16:05:44 | -76.83, 99.00 | 124.41 | 1.18 | 1 |
| 23 | 07/10/2021 | 16:56:23 | 76.83, -93.62 | 55.59 | 07/10/2021 | 16:56:29 | 76.81, -93.59 | 55.57 | 2.51 | 6 |
| 24 | 07/10/2021 | 17:47:05 | -76.81, 73.63 | 124.42 | 07/10/2021 | 17:47:14 | -76.83, 73.62 | 124.40 | 2.55 | 9 |
| 25 | 07/10/2021 | 18:37:45 | 76.81,-119.04 | 55.59 | 07/10/2021 | 18:37:59 | 76.81,-118.98 | 55.58 | 1.68 | 14 |
| 26 | 07/10/2021 | 19:28:26 | -76.83, 48.39 | 124.39 | 07/10/2021 | 19:28:44 | -76.83, 48.24 | 124.39 | 3.77 | 18 |
| 27 | 07/10/2021 | 20:19:06 | 76.83,-144.29 | 55.61 | 07/10/2021 | 20:19:29 | 76.81,-144.36 | 55.59 | 3.07 | 23 |
| 28 | 07/10/2021 | 21:09:48 | -76.81, 22.97 | 124.40 | 07/10/2021 | 21:10:13 | -76.79, 23.03 | 124.43 | 2.93 | 25 |
| 29 | 07/10/2021 | 22:00:28 | 76.81,-169.70 | 55.61 | 07/10/2021 | 22:00:59 | 76.81,-169.74 | 55.60 | 0.92 | 31 |
| 30 | 07/10/2021 | 22:51:10 | -76.79, -2.45 | 124.40 | 07/10/2021 | 22:51:43 | -76.79, -2.35 | 124.42 | 2.37 | 33 |
| 31 | 07/10/2021 | 23:41:50 | 76.79, 164.88 | 55.61 | 07/10/2021 | 23:42:29 | 76.81, 164.88 | 55.61 | 2.39 | 39 |
| 32 | 07/11/2021 | 00:32:31 | -76.82, -27.69 | 124.37 | 07/11/2021 | 00:33:13 | -76.80, -27.74 | 124.41 | 2.87 | 42 |
| 33 | 07/11/2021 | 01:23:11 | 76.82, 139.63 | 55.63 | 07/11/2021 | 01:23:59 | 76.82, 139.49 | 55.63 | 3.51 | 48 |
| 34 | 07/11/2021 | 02:13:53 | -76.80, -53.11 | 124.38 | 07/11/2021 | 02:14:43 | -76.80, -53.12 | 124.40 | 0.32 | 50 |
| 35 | 07/11/2021 | 03:04:33 | 76.80, 114.22 | 55.63 | 07/11/2021 | 03:05:28 | 76.77, 114.29 | 55.58 | 3.20 | 55 |
| 36 | 07/11/2021 | 03:55:15 | -76.78, -78.53 | 124.38 | 07/11/2021 | 03:56:13 | -76.80, -78.50 | 124.38 | 2.29 | 58 |
| 37 | 07/11/2021 | 04:45:54 | 76.78, 88.80 | 55.63 | 07/11/2021 | 04:46:57 | 76.78, 88.90 | 55.60 | 2.66 | 63 |
| 38 | 07/11/2021 | 05:36:35 | -76.80,-103.77 | 124.35 | 07/11/2021 | 05:37:42 | -76.80,-103.88 | 124.37 | 2.84 | 67 |
| 39 | 07/11/2021 | 06:27:15 | 76.80, 63.55 | 55.65 | 07/11/2021 | 06:28:27 | 76.78, 63.52 | 55.61 | 2.90 | 72 |
| 40 | 07/11/2021 | 07:17:57 | -76.78,-129.19 | 124.36 | 07/11/2021 | 07:19:12 | -76.80,-129.27 | 124.36 | 2.83 | 75 |
| 41 | 07/11/2021 | 08:08:43 | 76.51, 37.14 | 55.50 | 07/11/2021 | 08:09:52 | 76.56, 39.00 | 55.34 | 48.42 | 69 |
| 42 | 07/11/2021 | 08:59:27 | -76.40,-155.92 | 124.56 | 07/11/2021 | 09:00:34 | -76.45,-153.29 | 124.80 | 68.83 | 67 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 6/30/2021
Download SNOs between METOP-A and NPP since TLE EPOCH: 06/30/2021 in txt file.
Historial Predications of SNOs between METOP-A and NPP