Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/2/2023
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
| 1 | 07/02/2023 | 23:27:12 | -73.57, -2.00 | 129.15 | 07/02/2023 | 23:28:18 | -73.48, 1.05 | 129.43 | 96.83 | 66 |
| 2 | 07/03/2023 | 00:17:53 | 73.33, 165.86 | 50.58 | 07/03/2023 | 00:19:01 | 73.31, 168.01 | 50.43 | 68.69 | 68 |
| 3 | 07/03/2023 | 01:08:36 | -73.28, -26.71 | 129.47 | 07/03/2023 | 01:09:45 | -73.20, -24.89 | 129.66 | 58.81 | 69 |
| 4 | 07/03/2023 | 01:59:17 | 73.03, 141.13 | 50.26 | 07/03/2023 | 02:00:29 | 72.98, 141.96 | 50.15 | 27.55 | 72 |
| 5 | 07/03/2023 | 02:50:00 | -72.98, -51.45 | 129.79 | 07/03/2023 | 02:51:13 | -72.88, -50.93 | 129.94 | 20.29 | 73 |
| 6 | 07/03/2023 | 03:40:42 | 72.79, 116.27 | 50.00 | 07/03/2023 | 03:41:54 | 72.81, 116.25 | 50.00 | 2.35 | 72 |
| 7 | 07/03/2023 | 04:31:26 | -72.79, -76.41 | 130.00 | 07/03/2023 | 04:32:36 | -72.80, -76.43 | 130.00 | 2.06 | 70 |
| 8 | 07/03/2023 | 05:22:12 | 72.79, 90.89 | 50.01 | 07/03/2023 | 05:23:16 | 72.78, 90.86 | 49.98 | 1.51 | 64 |
| 9 | 07/03/2023 | 06:12:55 | -72.79,-101.80 | 129.99 | 07/03/2023 | 06:13:57 | -72.78,-101.82 | 130.02 | 1.53 | 62 |
| 10 | 07/03/2023 | 07:03:41 | 72.80, 65.50 | 50.02 | 07/03/2023 | 07:04:36 | 72.81, 65.58 | 50.01 | 2.80 | 55 |
| 11 | 07/03/2023 | 07:54:25 | -72.80,-127.19 | 129.98 | 07/03/2023 | 07:55:18 | -72.81,-127.10 | 129.99 | 3.02 | 53 |
| 12 | 07/03/2023 | 08:45:10 | 72.76, 40.21 | 49.98 | 07/03/2023 | 08:45:58 | 72.78, 40.19 | 50.00 | 3.22 | 48 |
| 13 | 07/03/2023 | 09:35:54 | -72.76,-152.47 | 130.02 | 07/03/2023 | 09:36:40 | -72.78,-152.49 | 130.00 | 3.01 | 46 |
| 14 | 07/03/2023 | 10:26:40 | 72.76, 14.82 | 49.99 | 07/03/2023 | 10:27:20 | 72.76, 14.80 | 49.98 | 0.91 | 40 |
| 15 | 07/03/2023 | 11:17:24 | -72.76,-177.86 | 130.01 | 07/03/2023 | 11:18:02 | -72.76,-177.88 | 130.02 | 0.72 | 38 |
| 16 | 07/03/2023 | 12:08:10 | 72.77, -10.57 | 50.01 | 07/03/2023 | 12:08:41 | 72.79, -10.49 | 50.01 | 3.21 | 31 |
| 17 | 07/03/2023 | 12:58:54 | -72.77, 156.75 | 129.99 | 07/03/2023 | 12:59:23 | -72.79, 156.84 | 129.99 | 3.39 | 29 |
| 18 | 07/03/2023 | 13:49:40 | 72.78, -35.96 | 50.02 | 07/03/2023 | 13:50:03 | 72.76, -35.88 | 50.00 | 3.09 | 23 |
| 19 | 07/03/2023 | 14:40:24 | -72.78, 131.36 | 129.98 | 07/03/2023 | 14:40:45 | -72.76, 131.45 | 130.00 | 3.38 | 21 |
| 20 | 07/03/2023 | 15:31:09 | 72.73, -61.24 | 49.98 | 07/03/2023 | 15:31:25 | 72.74, -61.26 | 49.98 | 1.00 | 16 |
| 21 | 07/03/2023 | 16:21:53 | -72.74, 106.08 | 130.02 | 07/03/2023 | 16:22:07 | -72.74, 106.06 | 130.02 | 0.71 | 14 |
| 22 | 07/03/2023 | 17:12:39 | 72.74, -86.63 | 49.99 | 07/03/2023 | 17:12:47 | 72.72, -86.65 | 49.97 | 3.04 | 8 |
| 23 | 07/03/2023 | 18:03:23 | -72.74, 80.69 | 130.01 | 07/03/2023 | 18:03:29 | -72.72, 80.67 | 130.03 | 3.01 | 6 |
| 24 | 07/03/2023 | 18:54:09 | 72.75,-112.02 | 50.01 | 07/03/2023 | 18:54:08 | 72.74,-111.94 | 50.00 | 2.73 | 1 |
| 25 | 07/03/2023 | 19:44:53 | -72.75, 55.30 | 129.99 | 07/03/2023 | 19:44:50 | -72.74, 55.39 | 130.00 | 3.03 | 3 |
| 26 | 07/03/2023 | 20:35:38 | 72.71,-137.30 | 49.97 | 07/03/2023 | 20:35:30 | 72.72,-137.33 | 49.98 | 1.66 | 8 |
| 27 | 07/03/2023 | 21:26:22 | -72.71, 30.01 | 130.03 | 07/03/2023 | 21:26:12 | -72.72, 30.00 | 130.02 | 1.51 | 10 |
| 28 | 07/03/2023 | 22:17:08 | 72.71,-162.69 | 49.98 | 07/03/2023 | 22:16:52 | 72.69,-162.72 | 49.97 | 2.20 | 16 |
| 29 | 07/03/2023 | 23:07:52 | -72.71, 4.62 | 130.02 | 07/03/2023 | 23:07:34 | -72.69, 4.61 | 130.03 | 2.08 | 18 |
| 30 | 07/03/2023 | 23:58:38 | 72.72, 171.92 | 49.99 | 07/03/2023 | 23:58:13 | 72.72, 172.00 | 50.00 | 2.65 | 25 |
| 31 | 07/04/2023 | 00:49:22 | -72.72, -20.76 | 130.01 | 07/04/2023 | 00:48:55 | -72.72, -20.68 | 130.00 | 2.95 | 27 |
| 32 | 07/04/2023 | 01:40:07 | 72.68, 146.63 | 49.95 | 07/04/2023 | 01:39:35 | 72.70, 146.61 | 49.98 | 2.46 | 32 |
| 33 | 07/04/2023 | 02:30:51 | -72.68, -46.05 | 130.05 | 07/04/2023 | 02:30:17 | -72.70, -46.06 | 130.02 | 2.41 | 34 |
| 34 | 07/04/2023 | 03:21:37 | 72.68, 121.25 | 49.97 | 07/04/2023 | 03:20:57 | 72.67, 121.22 | 49.97 | 1.40 | 40 |
| 35 | 07/04/2023 | 04:12:21 | -72.68, -71.44 | 130.03 | 07/04/2023 | 04:11:39 | -72.67, -71.45 | 130.03 | 1.18 | 42 |
| 36 | 07/04/2023 | 05:03:07 | 72.69, 95.86 | 49.98 | 07/04/2023 | 05:02:18 | 72.70, 95.94 | 50.00 | 2.85 | 49 |
| 37 | 07/04/2023 | 05:53:51 | -72.69, -96.83 | 130.02 | 07/04/2023 | 05:53:00 | -72.70, -96.74 | 130.00 | 3.18 | 51 |
| 38 | 07/04/2023 | 06:44:36 | 72.65, 70.57 | 49.94 | 07/04/2023 | 06:43:40 | 72.68, 70.55 | 49.98 | 3.30 | 56 |
| 39 | 07/04/2023 | 07:35:20 | -72.65,-122.11 | 130.06 | 07/04/2023 | 07:34:22 | -72.68,-122.13 | 130.02 | 3.32 | 58 |
| 40 | 07/04/2023 | 08:26:06 | 72.65, 45.18 | 49.95 | 07/04/2023 | 08:25:02 | 72.65, 45.16 | 49.97 | 0.82 | 64 |
| 41 | 07/04/2023 | 09:16:50 | -72.65,-147.50 | 130.05 | 07/04/2023 | 09:15:44 | -72.65,-147.51 | 130.03 | 0.46 | 66 |
| 42 | 07/04/2023 | 10:07:36 | 72.66, 19.79 | 49.97 | 07/04/2023 | 10:06:23 | 72.68, 19.87 | 50.00 | 3.29 | 73 |
| 43 | 07/04/2023 | 10:58:20 | -72.66,-172.89 | 130.03 | 07/04/2023 | 10:57:05 | -72.68,-172.80 | 130.00 | 3.63 | 75 |
| 44 | 07/04/2023 | 11:49:02 | 72.47, -5.18 | 49.76 | 07/04/2023 | 11:47:49 | 72.45, -5.93 | 49.81 | 24.93 | 73 |
| 45 | 07/04/2023 | 12:39:44 | -72.36, 162.33 | 130.35 | 07/04/2023 | 12:38:32 | -72.40, 161.30 | 130.24 | 34.98 | 72 |
| 46 | 07/04/2023 | 13:30:26 | 72.17, -29.97 | 49.44 | 07/04/2023 | 13:29:17 | 72.12, -31.91 | 49.53 | 66.45 | 69 |
| 47 | 07/04/2023 | 14:21:08 | -72.07, 137.54 | 130.67 | 07/04/2023 | 14:20:00 | -72.07, 135.32 | 130.51 | 75.94 | 68 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 7/2/2023
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 07/02/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B