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: 9/10/2024
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 09/10/2024 06:32:40 70.11, 78.07 65.31 09/10/2024 06:33:27 70.11, 78.08 65.31 0.53 47
2 09/10/2024 07:23:22 -70.01,-114.47 114.78 09/10/2024 07:22:57 -70.00,-114.44 114.79 1.54 25
3 09/12/2024 22:49:30 70.04,-166.05 66.26 09/12/2024 22:49:59 70.06,-166.12 66.27 3.42 29
4 09/12/2024 23:40:12 -69.94, 1.42 113.84 09/12/2024 23:39:29 -69.96, 1.36 113.82 2.64 43
5 09/15/2024 14:15:45 -70.57, 141.61 112.19 09/15/2024 14:16:56 -70.47, 142.71 112.32 42.24 71
6 09/15/2024 15:06:21 70.06, -50.28 67.29 09/15/2024 15:06:29 70.03, -50.28 67.26 3.12 8
7 09/15/2024 15:57:03 -69.95, 117.20 112.80 09/15/2024 15:55:59 -69.92, 117.20 112.83 3.14 64
8 09/18/2024 06:32:27 -70.13,-101.91 111.62 09/18/2024 06:33:30 -70.12,-101.91 111.63 1.00 63
9 09/18/2024 07:23:10 69.99, 65.62 68.26 09/18/2024 07:22:57 70.01, 65.58 68.27 2.71 13
10 09/18/2024 08:13:44 -69.46,-126.28 112.28 09/18/2024 08:12:34 -69.52,-127.47 112.20 46.64 70
11 09/20/2024 22:49:15 -70.08, 13.95 110.63 09/20/2024 22:49:56 -70.06, 13.91 110.65 2.93 41
12 09/20/2024 23:39:59 70.00,-178.60 69.30 09/20/2024 23:39:22 70.00,-178.54 69.30 2.53 37
13 09/23/2024 14:15:33 70.75, -38.63 71.09 09/23/2024 14:16:41 70.67, -36.93 70.98 63.11 68
14 09/23/2024 15:06:04 -70.06, 129.78 109.61 09/23/2024 15:06:20 -70.07, 129.83 109.60 2.02 16
15 09/23/2024 15:56:47 69.92, -62.70 70.27 09/23/2024 15:55:47 69.95, -62.70 70.29 2.74 60

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/10/2024
SNOs_Map_NPP_LANDSAT-9_20240910.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/10/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9