Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/13/2023
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-C) | Time (METOP-C) | Lat,Lon (METOP-C) | SZA (METOP-C ) | Distance(km) | Time Diff (sec) |
| 1 | 02/25/2023 | 01:09:48 | -73.53, -27.30 | 96.89 | 02/25/2023 | 01:10:54 | -73.47, -24.22 | 97.14 | 97.58 | 66 |
| 2 | 02/25/2023 | 02:00:29 | 73.30, 140.54 | 82.84 | 02/25/2023 | 02:01:37 | 73.24, 142.60 | 82.65 | 66.42 | 68 |
| 3 | 02/25/2023 | 02:51:12 | -73.24, -52.01 | 97.25 | 02/25/2023 | 02:52:21 | -73.19, -50.17 | 97.41 | 59.40 | 69 |
| 4 | 02/25/2023 | 03:41:53 | 73.00, 115.81 | 82.48 | 02/25/2023 | 03:43:05 | 72.91, 116.56 | 82.33 | 26.21 | 72 |
| 5 | 02/25/2023 | 04:32:36 | -72.94, -76.74 | 97.60 | 02/25/2023 | 04:33:49 | -72.87, -76.20 | 97.72 | 19.20 | 73 |
| 6 | 02/25/2023 | 05:23:19 | 72.80, 90.86 | 82.24 | 02/25/2023 | 05:24:29 | 72.79, 90.96 | 82.20 | 3.67 | 70 |
| 7 | 02/25/2023 | 06:14:02 | -72.74,-101.70 | 97.85 | 02/25/2023 | 06:15:13 | -72.75,-101.80 | 97.85 | 3.28 | 71 |
| 8 | 02/25/2023 | 07:04:48 | 72.75, 65.58 | 82.16 | 02/25/2023 | 07:05:51 | 72.76, 65.57 | 82.15 | 1.39 | 63 |
| 9 | 02/25/2023 | 07:55:32 | -72.74,-127.09 | 97.87 | 02/25/2023 | 07:56:34 | -72.78,-127.08 | 97.85 | 3.61 | 62 |
| 10 | 02/25/2023 | 08:46:18 | 72.76, 40.20 | 82.14 | 02/25/2023 | 08:47:13 | 72.74, 40.19 | 82.11 | 1.55 | 55 |
| 11 | 02/25/2023 | 09:37:02 | -72.75,-152.47 | 97.89 | 02/25/2023 | 09:37:56 | -72.75,-152.47 | 97.90 | 0.74 | 54 |
| 12 | 02/25/2023 | 10:27:48 | 72.76, 14.81 | 82.11 | 02/25/2023 | 10:28:34 | 72.77, 14.91 | 82.11 | 3.33 | 46 |
| 13 | 02/25/2023 | 11:18:32 | -72.75,-177.85 | 97.91 | 02/25/2023 | 11:19:18 | -72.73,-177.85 | 97.94 | 2.13 | 46 |
| 14 | 02/25/2023 | 12:09:18 | 72.76, -10.57 | 82.09 | 02/25/2023 | 12:09:56 | 72.75, -10.48 | 82.06 | 3.42 | 38 |
| 15 | 02/25/2023 | 13:00:02 | -72.76, 156.77 | 97.94 | 02/25/2023 | 13:00:39 | -72.76, 156.87 | 97.95 | 3.41 | 37 |
| 16 | 02/25/2023 | 13:50:47 | 72.72, -35.85 | 82.01 | 02/25/2023 | 13:51:18 | 72.73, -35.86 | 82.02 | 1.22 | 31 |
| 17 | 02/25/2023 | 14:41:31 | -72.71, 131.49 | 98.01 | 02/25/2023 | 14:42:01 | -72.74, 131.48 | 97.99 | 3.39 | 30 |
| 18 | 02/25/2023 | 15:32:17 | 72.72, -61.23 | 81.99 | 02/25/2023 | 15:32:40 | 72.70, -61.25 | 81.97 | 1.96 | 23 |
| 19 | 02/25/2023 | 16:23:01 | -72.71, 106.11 | 98.04 | 02/25/2023 | 16:23:23 | -72.72, 106.10 | 98.04 | 0.58 | 22 |
| 20 | 02/25/2023 | 17:13:47 | 72.72, -86.61 | 81.97 | 02/25/2023 | 17:14:01 | 72.73, -86.53 | 81.97 | 2.83 | 14 |
| 21 | 02/25/2023 | 18:04:31 | -72.72, 80.72 | 98.06 | 02/25/2023 | 18:04:45 | -72.69, 80.71 | 98.08 | 2.40 | 14 |
| 22 | 02/25/2023 | 18:55:17 | 72.73,-111.99 | 81.95 | 02/25/2023 | 18:55:23 | 72.71,-111.92 | 81.92 | 3.26 | 6 |
| 23 | 02/25/2023 | 19:46:01 | -72.72, 55.34 | 98.08 | 02/25/2023 | 19:46:06 | -72.72, 55.43 | 98.08 | 3.00 | 5 |
| 24 | 02/25/2023 | 20:36:46 | 72.68,-137.27 | 81.87 | 02/25/2023 | 20:36:45 | 72.69,-137.30 | 81.88 | 1.23 | 1 |
| 25 | 02/25/2023 | 21:27:30 | -72.67, 30.06 | 98.16 | 02/25/2023 | 21:27:28 | -72.70, 30.05 | 98.13 | 3.18 | 2 |
| 26 | 02/25/2023 | 22:18:16 | 72.69,-162.65 | 81.85 | 02/25/2023 | 22:18:07 | 72.67,-162.69 | 81.83 | 2.42 | 9 |
| 27 | 02/25/2023 | 23:09:00 | -72.68, 4.68 | 98.18 | 02/25/2023 | 23:08:50 | -72.68, 4.66 | 98.18 | 0.70 | 10 |
| 28 | 02/25/2023 | 23:59:46 | 72.69, 171.96 | 81.82 | 02/25/2023 | 23:59:28 | 72.69, 172.03 | 81.83 | 2.36 | 18 |
| 29 | 02/26/2023 | 00:50:30 | -72.68, -20.70 | 98.20 | 02/26/2023 | 00:50:12 | -72.66, -20.73 | 98.22 | 2.74 | 18 |
| 30 | 02/26/2023 | 01:41:16 | 72.69, 146.58 | 81.80 | 02/26/2023 | 01:40:50 | 72.67, 146.65 | 81.78 | 3.20 | 26 |
| 31 | 02/26/2023 | 02:32:00 | -72.68, -46.09 | 98.23 | 02/26/2023 | 02:31:33 | -72.68, -46.01 | 98.22 | 2.61 | 27 |
| 32 | 02/26/2023 | 03:22:45 | 72.65, 121.30 | 81.72 | 02/26/2023 | 03:22:12 | 72.65, 121.26 | 81.74 | 1.42 | 33 |
| 33 | 02/26/2023 | 04:13:29 | -72.64, -71.36 | 98.30 | 02/26/2023 | 04:12:55 | -72.66, -71.39 | 98.27 | 3.00 | 34 |
| 34 | 02/26/2023 | 05:04:15 | 72.65, 95.92 | 81.70 | 02/26/2023 | 05:03:34 | 72.63, 95.88 | 81.69 | 2.92 | 41 |
| 35 | 02/26/2023 | 05:54:59 | -72.64, -96.75 | 98.33 | 02/26/2023 | 05:54:17 | -72.64, -96.78 | 98.31 | 1.01 | 42 |
| 36 | 02/26/2023 | 06:45:45 | 72.65, 70.54 | 81.68 | 02/26/2023 | 06:44:55 | 72.66, 70.59 | 81.69 | 1.91 | 50 |
| 37 | 02/26/2023 | 07:36:29 | -72.64,-122.13 | 98.35 | 02/26/2023 | 07:35:39 | -72.62,-122.16 | 98.36 | 3.13 | 50 |
| 38 | 02/26/2023 | 08:27:15 | 72.66, 45.15 | 81.66 | 02/26/2023 | 08:26:17 | 72.63, 45.21 | 81.64 | 3.25 | 58 |
| 39 | 02/26/2023 | 09:17:59 | -72.65,-147.51 | 98.37 | 02/26/2023 | 09:17:00 | -72.65,-147.44 | 98.36 | 2.25 | 59 |
| 40 | 02/26/2023 | 10:08:44 | 72.61, 19.88 | 81.58 | 02/26/2023 | 10:07:39 | 72.61, 19.82 | 81.60 | 1.74 | 65 |
| 41 | 02/26/2023 | 10:59:28 | -72.60,-172.79 | 98.45 | 02/26/2023 | 10:58:22 | -72.62,-172.83 | 98.41 | 2.86 | 66 |
| 42 | 02/26/2023 | 11:50:14 | 72.61, -5.51 | 81.56 | 02/26/2023 | 11:49:00 | 72.64, -5.46 | 81.60 | 3.20 | 74 |
| 43 | 02/26/2023 | 12:40:58 | -72.61, 161.83 | 98.47 | 02/26/2023 | 12:39:44 | -72.60, 161.79 | 98.45 | 1.41 | 74 |
| 44 | 02/26/2023 | 13:31:39 | 72.36, -30.38 | 81.26 | 02/26/2023 | 13:30:27 | 72.36, -31.36 | 81.33 | 32.93 | 72 |
| 45 | 02/26/2023 | 14:22:23 | -72.35, 136.95 | 98.77 | 02/26/2023 | 14:21:11 | -72.33, 135.89 | 98.72 | 35.90 | 72 |
| 46 | 02/26/2023 | 15:13:03 | 72.06, -55.17 | 80.90 | 02/26/2023 | 15:11:55 | 72.03, -57.33 | 81.02 | 74.44 | 68 |
| 47 | 02/26/2023 | 16:03:47 | -72.05, 112.16 | 99.13 | 02/26/2023 | 16:02:38 | -72.05, 110.02 | 98.99 | 73.58 | 69 |
Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 2/13/2023
Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 02/13/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-C