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: 10/12/2024
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 10/14/2024 22:48:50 70.75,-166.96 79.25 10/14/2024 22:49:59 70.65,-165.27 79.15 63.07 69
2 10/14/2024 23:39:20 -70.03, 1.50 101.47 10/14/2024 23:39:38 -70.05, 1.49 101.45 2.86 18
3 10/15/2024 00:30:05 69.96, 168.91 78.48 10/15/2024 00:29:05 69.94, 168.98 78.46 3.48 60
4 10/17/2024 15:05:36 70.14, -50.22 79.62 10/17/2024 15:06:38 70.12, -50.17 79.59 3.19 62
5 10/17/2024 15:56:17 -70.00, 117.31 100.52 10/17/2024 15:56:08 -70.02, 117.32 100.50 2.58 9
6 10/17/2024 16:46:53 69.45, -74.58 78.95 10/17/2024 16:45:42 69.52, -75.72 79.01 45.20 71
7 10/20/2024 07:22:32 70.08, 65.62 80.53 10/20/2024 07:23:06 70.08, 65.67 80.52 1.77 34
8 10/20/2024 08:13:14 -69.99,-126.92 99.56 10/20/2024 08:12:36 -69.98,-126.84 99.57 3.21 38
9 10/22/2024 22:48:49 -70.49, 13.45 98.14 10/22/2024 22:50:00 -70.38, 14.36 98.24 35.68 71
10 10/22/2024 23:39:26 70.01,-178.49 81.39 10/22/2024 23:39:32 69.99,-178.56 81.37 3.47 6
11 10/23/2024 00:30:08 -69.91, -11.03 98.69 10/23/2024 00:29:02 -69.89, -11.07 98.72 3.00 66
12 10/25/2024 15:05:37 -70.07, 129.87 97.63 10/25/2024 15:06:29 -70.07, 129.82 97.63 2.16 52
13 10/25/2024 15:56:21 69.96, -62.65 82.27 10/25/2024 15:55:56 69.95, -62.71 82.26 2.74 25

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/12/2024
SNOs_Map_NPP_LANDSAT-9_20241013.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 10/12/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9