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: 12/28/2022
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 12/29/2022 15:19:04 70.11, -53.32 93.25 12/29/2022 15:19:26 70.08, -53.34 93.22 2.72 22
2 12/29/2022 16:09:45 -69.97, 114.21 86.90 12/29/2022 16:08:56 -69.97, 114.14 86.89 2.84 49
3 01/01/2023 06:45:16 -70.27,-105.11 86.77 01/01/2023 06:46:28 -70.24,-104.89 86.82 8.87 72
4 01/01/2023 07:35:58 70.05, 62.54 93.00 01/01/2023 07:35:56 70.07, 62.52 93.03 3.02 2
5 01/01/2023 08:26:40 -69.96,-130.01 87.10 01/01/2023 08:25:26 -69.97,-130.00 87.08 1.31 74
6 01/03/2023 23:02:08 -70.16, 10.82 87.12 01/03/2023 23:02:58 -70.15, 10.86 87.13 1.65 50
7 01/03/2023 23:52:52 70.04, 178.30 92.77 01/03/2023 23:52:25 70.04, 178.35 92.76 1.83 27
8 01/04/2023 00:43:17 -69.05, -12.94 88.27 01/04/2023 00:42:10 -69.11, -15.27 88.14 92.80 67
9 01/06/2023 14:28:37 71.09, -42.25 93.58 01/06/2023 14:29:43 71.02, -39.59 93.43 96.18 66
10 01/06/2023 15:19:02 -70.11, 126.66 87.46 01/06/2023 15:19:28 -70.10, 126.67 87.48 1.03 26
11 01/06/2023 16:09:46 70.00, -65.86 92.43 01/06/2023 16:08:55 69.98, -65.85 92.41 1.75 51
12 01/09/2023 06:45:15 70.21, 74.94 92.32 01/09/2023 06:46:27 70.17, 75.02 92.26 5.39 72
13 01/09/2023 07:35:56 -70.06,-117.51 87.85 01/09/2023 07:35:57 -70.08,-117.48 87.84 1.65 1
14 01/09/2023 08:26:38 69.85, 50.12 91.93 01/09/2023 08:25:25 69.90, 49.92 91.99 9.79 73

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/28/2022
SNOs_Map_NOAA-21_LANDSAT-9_20221228.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/28/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9