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: 4/19/2024
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 04/19/2024 23:01:26 70.09,-169.35 58.43 04/19/2024 23:02:17 70.09,-169.27 58.42 3.01 51
2 04/19/2024 23:52:07 -69.94, -1.81 121.74 04/19/2024 23:51:47 -69.97, -1.80 121.71 3.43 20
3 04/20/2024 00:42:35 68.98, 166.89 57.26 04/20/2024 00:41:29 69.03, 164.59 57.38 91.89 66
4 04/22/2024 15:18:20 70.04, -53.49 57.47 04/22/2024 15:18:41 70.06, -53.42 57.48 3.41 21
5 04/22/2024 16:09:01 -69.89, 114.05 122.70 04/22/2024 16:08:12 -69.89, 113.98 122.70 2.73 49
6 04/25/2024 06:44:30 -70.11,-105.13 123.33 04/25/2024 06:45:38 -70.08,-105.13 123.37 3.61 68
7 04/25/2024 07:35:13 69.95, 62.42 56.50 04/25/2024 07:35:05 69.96, 62.35 56.51 2.79 8
8 04/25/2024 08:25:50 -69.59,-129.73 123.89 04/25/2024 08:24:38 -69.69,-130.40 123.78 28.22 72
9 04/27/2024 23:01:22 -70.04, 10.76 124.26 04/27/2024 23:01:59 -70.03, 10.71 124.27 2.03 37
10 04/27/2024 23:52:06 69.94, 178.22 55.62 04/27/2024 23:51:26 69.91, 178.19 55.60 3.03 40
11 04/30/2024 14:27:36 70.25, -41.10 55.14 04/30/2024 14:28:48 70.19, -40.78 55.07 13.51 72
12 04/30/2024 15:18:15 -69.99, 126.62 125.14 04/30/2024 15:18:20 -69.98, 126.54 125.16 3.13 5
13 04/30/2024 16:08:59 69.89, -65.92 54.75 04/30/2024 16:07:46 69.91, -65.91 54.77 2.57 73

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/19/2024
SNOs_Map_NOAA-21_LANDSAT-9_20240419.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 04/19/2024 in txt file.

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