Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2024
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/20/2024 22:49:16 -70.12, 13.90 110.59 09/20/2024 22:49:57 -70.11, 13.96 110.60 2.61 41
2 09/20/2024 23:39:59 69.97,-178.56 69.27 09/20/2024 23:39:25 69.95,-178.62 69.25 3.00 34
3 09/23/2024 14:15:36 70.86, -38.81 71.20 09/23/2024 14:16:43 70.76, -36.81 71.08 73.97 67
4 09/23/2024 15:06:05 -70.07, 129.76 109.60 09/23/2024 15:06:24 -70.05, 129.78 109.62 2.42 19
5 09/23/2024 15:56:48 69.92, -62.71 70.27 09/23/2024 15:55:51 69.94, -62.73 70.29 2.11 57
6 09/26/2024 06:32:12 70.15, 78.12 71.51 09/26/2024 06:33:19 70.15, 78.18 71.50 2.29 67
7 09/26/2024 07:22:54 -70.04,-114.40 108.59 09/26/2024 07:22:49 -70.04,-114.34 108.60 2.33 5
8 09/26/2024 08:13:32 69.63, 53.52 71.01 09/26/2024 08:12:20 69.70, 52.84 71.09 27.51 72
9 09/28/2024 22:49:00 70.09,-165.99 72.49 09/28/2024 22:49:44 70.07,-166.03 72.46 2.61 44
10 09/28/2024 23:39:42 -69.98, 1.49 107.62 09/28/2024 23:39:14 -69.96, 1.46 107.63 2.37 28
11 10/01/2024 14:15:19 -70.96, 141.10 105.60 10/01/2024 14:16:26 -70.86, 143.42 105.72 85.24 67
12 10/01/2024 15:05:47 70.04, -50.12 73.48 10/01/2024 15:06:06 70.03, -50.16 73.47 1.78 19
13 10/01/2024 15:56:29 -69.93, 117.37 106.63 10/01/2024 15:55:36 -69.93, 117.32 106.63 1.59 53

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/20/2024
SNOs_Map_NPP_LANDSAT-9_20240920.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/20/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9