Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/9/2021
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
| 1 | 04/11/2021 | 13:19:32 | -73.54, 150.30 | 114.81 | 04/11/2021 | 13:20:38 | -73.52, 153.27 | 114.98 | 93.69 | 66 |
| 2 | 04/11/2021 | 14:10:14 | 73.33, -41.93 | 64.96 | 04/11/2021 | 14:11:23 | 73.28, -39.94 | 64.80 | 64.06 | 69 |
| 3 | 04/11/2021 | 15:00:56 | -73.24, 125.59 | 115.16 | 04/11/2021 | 15:02:06 | -73.19, 127.21 | 115.30 | 52.14 | 70 |
| 4 | 04/11/2021 | 15:51:38 | 73.03, -66.65 | 64.60 | 04/11/2021 | 15:52:50 | 73.00, -65.87 | 64.52 | 25.52 | 72 |
| 5 | 04/11/2021 | 16:42:20 | -72.94, 100.86 | 115.51 | 04/11/2021 | 16:43:33 | -72.92, 101.28 | 115.57 | 13.78 | 73 |
| 6 | 04/11/2021 | 17:33:04 | 72.84, -91.60 | 64.36 | 04/11/2021 | 17:34:15 | 72.83, -91.58 | 64.34 | 1.20 | 71 |
| 7 | 04/11/2021 | 18:23:48 | -72.84, 75.70 | 115.65 | 04/11/2021 | 18:24:56 | -72.85, 75.78 | 115.66 | 2.93 | 68 |
| 8 | 04/11/2021 | 19:14:33 | 72.79,-116.88 | 64.28 | 04/11/2021 | 19:15:37 | 72.80,-116.97 | 64.29 | 3.47 | 64 |
| 9 | 04/11/2021 | 20:05:17 | -72.80, 50.42 | 115.72 | 04/11/2021 | 20:06:18 | -72.82, 50.40 | 115.71 | 2.93 | 61 |
| 10 | 04/11/2021 | 20:56:03 | 72.79,-142.26 | 64.26 | 04/11/2021 | 20:56:59 | 72.78,-142.36 | 64.24 | 3.48 | 56 |
| 11 | 04/11/2021 | 21:46:47 | -72.80, 25.04 | 115.75 | 04/11/2021 | 21:47:40 | -72.80, 25.01 | 115.76 | 0.98 | 53 |
| 12 | 04/11/2021 | 22:37:33 | 72.79,-167.64 | 64.24 | 04/11/2021 | 22:38:20 | 72.81,-167.64 | 64.24 | 1.45 | 47 |
| 13 | 04/11/2021 | 23:28:17 | -72.80, -0.34 | 115.77 | 04/11/2021 | 23:29:02 | -72.78, -0.38 | 115.80 | 3.25 | 45 |
| 14 | 04/12/2021 | 00:19:03 | 72.80, 166.98 | 64.22 | 04/12/2021 | 00:19:42 | 72.78, 166.97 | 64.20 | 1.52 | 39 |
| 15 | 04/12/2021 | 01:09:47 | -72.81, -25.72 | 115.79 | 04/12/2021 | 01:10:23 | -72.80, -25.66 | 115.80 | 2.08 | 36 |
| 16 | 04/12/2021 | 02:00:33 | 72.80, 141.60 | 64.19 | 04/12/2021 | 02:01:03 | 72.81, 141.69 | 64.19 | 3.26 | 30 |
| 17 | 04/12/2021 | 02:51:16 | -72.76, -51.00 | 115.87 | 04/12/2021 | 02:51:45 | -72.78, -51.05 | 115.85 | 2.87 | 29 |
| 18 | 04/12/2021 | 03:42:03 | 72.80, 116.21 | 64.17 | 04/12/2021 | 03:42:25 | 72.79, 116.30 | 64.15 | 3.32 | 22 |
| 19 | 04/12/2021 | 04:32:46 | -72.76, -76.38 | 115.89 | 04/12/2021 | 04:33:07 | -72.76, -76.44 | 115.90 | 1.92 | 21 |
| 20 | 04/12/2021 | 05:23:32 | 72.76, 90.94 | 64.09 | 04/12/2021 | 05:23:47 | 72.77, 90.91 | 64.10 | 1.28 | 15 |
| 21 | 04/12/2021 | 06:14:16 | -72.77,-101.76 | 115.91 | 04/12/2021 | 06:14:28 | -72.78,-101.72 | 115.90 | 2.56 | 12 |
| 22 | 04/12/2021 | 07:05:02 | 72.76, 65.56 | 64.07 | 04/12/2021 | 07:05:09 | 72.74, 65.52 | 64.05 | 2.30 | 7 |
| 23 | 04/12/2021 | 07:55:46 | -72.77,-127.14 | 115.94 | 04/12/2021 | 07:55:50 | -72.76,-127.11 | 115.95 | 1.44 | 4 |
| 24 | 04/12/2021 | 08:46:32 | 72.76, 40.18 | 64.05 | 04/12/2021 | 08:46:30 | 72.77, 40.24 | 64.05 | 2.27 | 2 |
| 25 | 04/12/2021 | 09:37:15 | -72.72,-152.42 | 116.01 | 04/12/2021 | 09:37:12 | -72.74,-152.50 | 115.99 | 3.11 | 3 |
| 26 | 04/12/2021 | 10:28:02 | 72.77, 14.79 | 64.03 | 04/12/2021 | 10:27:52 | 72.75, 14.85 | 64.01 | 3.00 | 10 |
| 27 | 04/12/2021 | 11:18:45 | -72.72,-177.80 | 116.04 | 04/12/2021 | 11:18:34 | -72.72,-177.88 | 116.04 | 2.87 | 11 |
| 28 | 04/12/2021 | 12:09:31 | 72.72, -10.48 | 63.95 | 04/12/2021 | 12:09:14 | 72.72, -10.53 | 63.96 | 1.77 | 17 |
| 29 | 04/12/2021 | 13:00:15 | -72.73, 156.82 | 116.06 | 04/12/2021 | 12:59:55 | -72.74, 156.83 | 116.04 | 1.76 | 20 |
| 30 | 04/12/2021 | 13:51:01 | 72.72, -35.86 | 63.93 | 04/12/2021 | 13:50:36 | 72.70, -35.92 | 63.91 | 3.20 | 25 |
| 31 | 04/12/2021 | 14:41:45 | -72.73, 131.44 | 116.08 | 04/12/2021 | 14:41:17 | -72.72, 131.45 | 116.09 | 1.31 | 28 |
| 32 | 04/12/2021 | 15:32:31 | 72.73, -61.25 | 63.91 | 04/12/2021 | 15:31:57 | 72.73, -61.21 | 63.91 | 1.32 | 34 |
| 33 | 04/12/2021 | 16:23:14 | -72.68, 106.16 | 116.16 | 04/12/2021 | 16:22:39 | -72.70, 106.06 | 116.13 | 3.59 | 35 |
| 34 | 04/12/2021 | 17:14:01 | 72.73, -86.63 | 63.88 | 04/12/2021 | 17:13:19 | 72.70, -86.59 | 63.86 | 3.01 | 42 |
| 35 | 04/12/2021 | 18:04:45 | -72.74, 80.67 | 116.13 | 04/12/2021 | 18:04:00 | -72.72, 80.78 | 116.13 | 3.71 | 45 |
| 36 | 04/12/2021 | 18:55:30 | 72.68,-111.90 | 63.81 | 04/12/2021 | 18:54:41 | 72.68,-111.98 | 63.82 | 2.56 | 49 |
| 37 | 04/12/2021 | 19:46:14 | -72.69, 55.40 | 116.20 | 04/12/2021 | 19:45:22 | -72.70, 55.39 | 116.18 | 1.22 | 52 |
| 38 | 04/12/2021 | 20:37:00 | 72.68,-137.29 | 63.78 | 04/12/2021 | 20:36:02 | 72.71,-137.26 | 63.82 | 2.68 | 58 |
| 39 | 04/12/2021 | 21:27:44 | -72.69, 30.01 | 116.23 | 04/12/2021 | 21:26:44 | -72.68, 30.00 | 116.23 | 1.80 | 60 |
| 40 | 04/12/2021 | 22:18:30 | 72.69,-162.67 | 63.76 | 04/12/2021 | 22:17:24 | 72.68,-162.65 | 63.77 | 0.61 | 66 |
| 41 | 04/12/2021 | 23:09:13 | -72.70, 4.63 | 116.25 | 04/12/2021 | 23:08:04 | -72.71, 4.72 | 116.23 | 2.95 | 69 |
| 42 | 04/12/2021 | 23:59:59 | 72.69, 171.95 | 63.74 | 04/12/2021 | 23:58:45 | 72.66, 171.96 | 63.72 | 3.34 | 74 |
| 43 | 04/13/2021 | 00:50:42 | -72.65, -20.64 | 116.32 | 04/13/2021 | 00:49:27 | -72.63, -20.77 | 116.32 | 4.73 | 75 |
| 44 | 04/13/2021 | 01:41:23 | 72.39, 147.19 | 63.39 | 04/13/2021 | 01:40:12 | 72.38, 146.06 | 63.45 | 37.92 | 71 |
| 45 | 04/13/2021 | 02:32:06 | -72.35, -45.41 | 116.68 | 04/13/2021 | 02:30:54 | -72.35, -46.67 | 116.59 | 42.33 | 72 |
| 46 | 04/13/2021 | 03:22:47 | 72.08, 122.40 | 63.03 | 04/13/2021 | 03:21:39 | 72.10, 120.18 | 63.17 | 76.15 | 68 |
| 47 | 04/13/2021 | 04:13:29 | -71.99, -70.10 | 117.08 | 04/13/2021 | 04:12:22 | -72.02, -72.64 | 116.91 | 87.32 | 67 |
Figure of NOAA-20 and METOP-B satellite orbits during SNOs since TLE Epoch: 4/9/2021
Download SNOs between NOAA-20 and METOP-B since TLE EPOCH: 04/09/2021 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-B