Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/22/2023
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 01/22/2023 | 14:28:31 | 71.08, -42.25 | 90.79 | 01/22/2023 | 14:29:37 | 70.95, -39.69 | 90.56 | 93.57 | 66 |
| 2 | 01/22/2023 | 15:18:56 | -70.10, 126.65 | 90.26 | 01/22/2023 | 15:19:21 | -70.07, 126.64 | 90.29 | 3.34 | 25 |
| 3 | 01/22/2023 | 16:09:40 | 69.98, -65.87 | 89.62 | 01/22/2023 | 16:08:48 | 69.97, -65.86 | 89.61 | 1.32 | 52 |
| 4 | 01/25/2023 | 06:45:10 | 70.32, 74.75 | 89.36 | 01/25/2023 | 06:46:21 | 70.28, 75.17 | 89.29 | 16.49 | 71 |
| 5 | 01/25/2023 | 07:35:49 | -70.08,-117.55 | 90.91 | 01/25/2023 | 07:35:53 | -70.06,-117.51 | 90.93 | 2.36 | 4 |
| 6 | 01/25/2023 | 08:26:32 | 69.96, 49.93 | 88.97 | 01/25/2023 | 08:25:19 | 69.96, 49.99 | 88.97 | 2.26 | 73 |
| 7 | 01/27/2023 | 23:01:59 | 70.16,-169.22 | 88.52 | 01/27/2023 | 23:02:53 | 70.15,-169.14 | 88.50 | 3.01 | 54 |
| 8 | 01/27/2023 | 23:52:40 | -70.01, -1.68 | 91.65 | 01/27/2023 | 23:52:23 | -70.04, -1.66 | 91.62 | 3.40 | 17 |
| 9 | 01/28/2023 | 00:43:11 | 69.21, 166.80 | 87.50 | 01/28/2023 | 00:42:03 | 69.22, 164.86 | 87.60 | 76.33 | 68 |
| 10 | 01/30/2023 | 15:18:51 | 70.11, -53.37 | 87.75 | 01/30/2023 | 15:19:23 | 70.12, -53.30 | 87.76 | 3.13 | 32 |
| 11 | 01/30/2023 | 16:09:32 | -69.96, 114.17 | 92.42 | 01/30/2023 | 16:08:54 | -69.96, 114.10 | 92.41 | 2.53 | 38 |
| 12 | 02/02/2023 | 06:45:09 | -70.70,-105.84 | 92.36 | 02/02/2023 | 06:46:18 | -70.59,-104.39 | 92.55 | 54.90 | 69 |
| 13 | 02/02/2023 | 07:35:43 | 70.07, 62.46 | 86.97 | 02/02/2023 | 07:35:52 | 70.09, 62.53 | 86.98 | 3.52 | 9 |
| 14 | 02/02/2023 | 08:26:24 | -69.92,-130.00 | 93.21 | 02/02/2023 | 08:25:23 | -69.93,-130.06 | 93.19 | 2.62 | 61 |
| 15 | 02/04/2023 | 23:01:51 | -70.15, 10.81 | 93.73 | 02/04/2023 | 23:02:53 | -70.17, 10.88 | 93.73 | 3.37 | 62 |
| 16 | 02/04/2023 | 23:52:34 | 69.99, 178.35 | 86.10 | 02/04/2023 | 23:52:21 | 70.00, 178.28 | 86.10 | 2.58 | 13 |
| 17 | 02/05/2023 | 00:43:07 | -69.47, -13.56 | 94.47 | 02/05/2023 | 00:41:56 | -69.56, -14.68 | 94.32 | 44.71 | 71 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/22/2023
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 01/22/2023 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9