Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-B and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/14/2021
| Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 01/24/2021 | 18:18:20 | -73.48, 78.89 | 87.38 | 01/24/2021 | 18:17:14 | -73.49, 75.85 | 87.20 | 96.12 | 66 |
| 2 | 01/24/2021 | 19:09:04 | 73.25,-114.29 | 92.41 | 01/24/2021 | 19:07:55 | 73.26,-116.32 | 92.54 | 64.99 | 69 |
| 3 | 01/24/2021 | 19:59:48 | -73.16, 52.84 | 87.68 | 01/24/2021 | 19:58:37 | -73.15, 51.25 | 87.60 | 51.37 | 71 |
| 4 | 01/24/2021 | 20:50:32 | 72.93,-140.33 | 92.11 | 01/24/2021 | 20:49:19 | 72.96,-141.05 | 92.20 | 23.81 | 73 |
| 5 | 01/24/2021 | 21:41:15 | -72.89, 26.92 | 87.94 | 01/24/2021 | 21:40:01 | -72.85, 26.51 | 87.94 | 14.31 | 74 |
| 6 | 01/24/2021 | 22:31:57 | 72.76,-166.03 | 91.94 | 01/24/2021 | 22:30:45 | 72.77,-166.01 | 91.96 | 1.40 | 72 |
| 7 | 01/24/2021 | 23:22:39 | -72.77, 1.33 | 88.06 | 01/24/2021 | 23:21:29 | -72.75, 1.34 | 88.07 | 2.21 | 70 |
| 8 | 01/25/2021 | 00:13:18 | 72.79, 168.70 | 91.95 | 01/25/2021 | 00:12:15 | 72.77, 168.61 | 91.95 | 3.39 | 63 |
| 9 | 01/25/2021 | 01:04:01 | -72.75, -24.05 | 88.10 | 01/25/2021 | 01:02:59 | -72.76, -24.05 | 88.08 | 0.47 | 62 |
| 10 | 01/25/2021 | 01:54:40 | 72.77, 143.32 | 91.91 | 01/25/2021 | 01:53:45 | 72.78, 143.22 | 91.94 | 3.19 | 55 |
| 11 | 01/25/2021 | 02:45:23 | -72.73, -49.43 | 88.13 | 01/25/2021 | 02:44:29 | -72.76, -49.43 | 88.09 | 3.13 | 54 |
| 12 | 01/25/2021 | 03:36:02 | 72.75, 117.94 | 91.88 | 01/25/2021 | 03:35:14 | 72.73, 117.95 | 91.87 | 2.01 | 48 |
| 13 | 01/25/2021 | 04:26:45 | -72.72, -74.81 | 88.16 | 01/25/2021 | 04:25:58 | -72.72, -74.71 | 88.16 | 3.21 | 47 |
| 14 | 01/25/2021 | 05:17:24 | 72.73, 92.56 | 91.85 | 01/25/2021 | 05:16:44 | 72.74, 92.56 | 91.86 | 0.72 | 40 |
| 15 | 01/25/2021 | 06:08:06 | -72.75,-100.08 | 88.15 | 01/25/2021 | 06:07:28 | -72.72,-100.10 | 88.17 | 2.82 | 38 |
| 16 | 01/25/2021 | 06:58:46 | 72.71, 67.18 | 91.81 | 01/25/2021 | 06:58:14 | 72.74, 67.18 | 91.85 | 3.41 | 32 |
| 17 | 01/25/2021 | 07:49:28 | -72.73,-125.46 | 88.19 | 01/25/2021 | 07:48:58 | -72.73,-125.48 | 88.18 | 0.58 | 30 |
| 18 | 01/25/2021 | 08:40:08 | 72.69, 41.80 | 91.78 | 01/25/2021 | 08:39:43 | 72.70, 41.90 | 91.78 | 3.31 | 25 |
| 19 | 01/25/2021 | 09:30:50 | -72.71,-150.84 | 88.22 | 01/25/2021 | 09:30:28 | -72.73,-150.86 | 88.19 | 2.65 | 22 |
| 20 | 01/25/2021 | 10:21:29 | 72.72, 16.52 | 91.79 | 01/25/2021 | 10:21:13 | 72.70, 16.51 | 91.77 | 2.51 | 16 |
| 21 | 01/25/2021 | 11:12:12 | -72.69,-176.22 | 88.26 | 01/25/2021 | 11:11:57 | -72.69,-176.14 | 88.26 | 2.58 | 15 |
| 22 | 01/25/2021 | 12:02:51 | 72.70, -8.86 | 91.75 | 01/25/2021 | 12:02:43 | 72.70, -8.87 | 91.76 | 0.54 | 8 |
| 23 | 01/25/2021 | 12:53:34 | -72.67, 158.40 | 88.29 | 01/25/2021 | 12:53:27 | -72.69, 158.47 | 88.27 | 3.29 | 7 |
| 24 | 01/25/2021 | 13:44:13 | 72.68, -34.24 | 91.72 | 01/25/2021 | 13:44:13 | 72.71, -34.26 | 91.75 | 3.00 | 0 |
| 25 | 01/25/2021 | 14:34:55 | -72.70, 133.12 | 88.28 | 01/25/2021 | 14:34:57 | -72.70, 133.09 | 88.28 | 1.41 | 2 |
| 26 | 01/25/2021 | 15:25:35 | 72.66, -59.62 | 91.68 | 01/25/2021 | 15:25:42 | 72.66, -59.54 | 91.68 | 2.65 | 7 |
| 27 | 01/25/2021 | 16:16:17 | -72.68, 107.74 | 88.31 | 01/25/2021 | 16:16:27 | -72.70, 107.70 | 88.30 | 2.41 | 10 |
| 28 | 01/25/2021 | 17:06:56 | 72.70, -84.89 | 91.69 | 01/25/2021 | 17:07:12 | 72.67, -84.92 | 91.67 | 3.12 | 16 |
| 29 | 01/25/2021 | 17:57:39 | -72.66, 82.37 | 88.35 | 01/25/2021 | 17:57:56 | -72.65, 82.42 | 88.36 | 2.12 | 17 |
| 30 | 01/25/2021 | 18:48:18 | 72.68,-110.27 | 91.66 | 01/25/2021 | 18:48:42 | 72.67,-110.31 | 91.65 | 1.16 | 24 |
| 31 | 01/25/2021 | 19:39:01 | -72.64, 56.99 | 88.38 | 01/25/2021 | 19:39:26 | -72.66, 57.04 | 88.38 | 2.40 | 25 |
| 32 | 01/25/2021 | 20:29:40 | 72.66,-135.65 | 91.63 | 01/25/2021 | 20:30:12 | 72.68,-135.69 | 91.64 | 2.77 | 32 |
| 33 | 01/25/2021 | 21:20:22 | -72.68, 31.71 | 88.37 | 01/25/2021 | 21:20:56 | -72.66, 31.65 | 88.39 | 2.29 | 34 |
| 34 | 01/25/2021 | 22:11:02 | 72.64,-161.03 | 91.59 | 01/25/2021 | 22:11:41 | 72.63,-160.97 | 91.57 | 2.06 | 39 |
| 35 | 01/25/2021 | 23:01:44 | -72.66, 6.33 | 88.41 | 01/25/2021 | 23:02:26 | -72.67, 6.27 | 88.40 | 2.50 | 42 |
| 36 | 01/25/2021 | 23:52:24 | 72.62, 173.59 | 91.56 | 01/25/2021 | 23:53:11 | 72.64, 173.64 | 91.56 | 2.88 | 47 |
| 37 | 01/26/2021 | 00:43:06 | -72.64, -19.05 | 88.44 | 01/26/2021 | 00:43:55 | -72.62, -19.01 | 88.47 | 1.97 | 49 |
| 38 | 01/26/2021 | 01:33:45 | 72.65, 148.31 | 91.57 | 01/26/2021 | 01:34:41 | 72.64, 148.26 | 91.55 | 1.92 | 56 |
| 39 | 01/26/2021 | 02:24:28 | -72.62, -44.43 | 88.48 | 01/26/2021 | 02:25:25 | -72.63, -44.40 | 88.48 | 1.51 | 57 |
| 40 | 01/26/2021 | 03:15:07 | 72.63, 122.93 | 91.53 | 01/26/2021 | 03:16:11 | 72.65, 122.87 | 91.54 | 2.77 | 64 |
| 41 | 01/26/2021 | 04:05:49 | -72.65, -69.70 | 88.47 | 01/26/2021 | 04:06:55 | -72.63, -69.78 | 88.49 | 3.18 | 66 |
| 42 | 01/26/2021 | 04:56:29 | 72.61, 97.55 | 91.50 | 01/26/2021 | 04:57:40 | 72.60, 97.59 | 91.47 | 1.66 | 71 |
| 43 | 01/26/2021 | 05:47:11 | -72.63, -95.08 | 88.50 | 01/26/2021 | 05:48:25 | -72.64, -95.17 | 88.50 | 2.88 | 74 |
| 44 | 01/26/2021 | 06:37:55 | 72.39, 71.76 | 91.28 | 01/26/2021 | 06:39:07 | 72.45, 72.52 | 91.29 | 26.38 | 72 |
| 45 | 01/26/2021 | 07:28:38 | -72.36,-120.97 | 88.76 | 01/26/2021 | 07:29:50 | -72.39,-120.04 | 88.79 | 31.59 | 72 |
| 46 | 01/26/2021 | 08:19:22 | 72.11, 45.89 | 91.03 | 01/26/2021 | 08:20:31 | 72.15, 47.74 | 90.94 | 63.24 | 69 |
| 47 | 01/26/2021 | 09:10:05 | -72.03,-146.94 | 89.06 | 01/26/2021 | 09:11:13 | -72.09,-144.83 | 89.14 | 72.70 | 68 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 1/14/2021
Download SNOs between METOP-B and NPP since TLE EPOCH: 01/14/2021 in txt file.
Historial Predications of SNOs between METOP-B and NPP