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: 4/26/2024
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 04/27/2024 23:01:22 -70.04, 10.75 124.26 04/27/2024 23:02:11 -70.06, 10.70 124.25 2.96 49
2 04/27/2024 23:52:06 69.93, 178.23 55.62 04/27/2024 23:51:38 69.95, 178.19 55.64 2.71 28
3 04/30/2024 14:27:49 71.00, -42.32 55.93 04/30/2024 14:28:55 70.89, -39.84 55.75 90.93 66
4 04/30/2024 15:18:14 -70.01, 126.58 125.12 04/30/2024 15:18:39 -70.01, 126.51 125.12 2.81 25
5 04/30/2024 16:08:58 69.90, -65.94 54.76 04/30/2024 16:08:06 69.90, -66.01 54.76 2.37 52
6 05/03/2024 06:44:25 70.10, 74.91 54.19 05/03/2024 06:45:36 70.11, 74.90 54.19 1.36 71
7 05/03/2024 07:35:07 -70.01,-117.62 125.92 05/03/2024 07:35:06 -70.01,-117.61 125.92 0.60 1
8 05/03/2024 08:25:48 69.74, 50.09 53.80 05/03/2024 08:24:35 69.78, 49.71 53.85 15.05 73
9 05/05/2024 23:01:17 70.07,-169.24 53.39 05/05/2024 23:02:02 70.10,-169.24 53.41 3.47 45
10 05/05/2024 23:51:59 -69.97, -1.78 126.73 05/05/2024 23:51:32 -70.00, -1.75 126.70 3.29 27
11 05/08/2024 14:27:41 -70.99, 137.75 126.38 05/08/2024 14:28:47 -70.90, 140.20 126.52 89.68 66
12 05/08/2024 15:18:09 70.05, -53.44 52.64 05/08/2024 15:18:27 70.07, -53.38 52.66 2.89 18
13 05/08/2024 16:08:50 -69.90, 114.11 127.53 05/08/2024 16:07:58 -69.92, 114.03 127.51 3.41 52

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/26/2024
SNOs_Map_NOAA-21_LANDSAT-9_20240426.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 04/26/2024 in txt file.

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