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: 11/15/2022
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 11/16/2022 06:33:14 -70.17,-101.94 91.20 11/16/2022 06:34:09 -70.17,-101.88 91.20 2.42 55
2 11/16/2022 07:23:58 70.05, 65.55 88.69 11/16/2022 07:23:37 70.02, 65.55 88.66 3.22 21
3 11/16/2022 08:14:26 -69.23,-125.93 92.12 11/16/2022 08:13:18 -69.30,-127.80 92.06 74.38 68
4 11/18/2022 22:50:05 -70.11, 13.93 90.61 11/18/2022 22:50:38 -70.12, 13.92 90.60 1.35 33
5 11/18/2022 23:40:49 69.99,-178.58 89.28 11/18/2022 23:40:05 70.02,-178.57 89.31 3.15 44
6 11/21/2022 14:16:23 70.56, -38.32 90.45 11/21/2022 14:17:33 70.44, -37.37 90.32 38.05 70
7 11/21/2022 15:06:58 -70.11, 129.72 90.01 11/21/2022 15:07:07 -70.10, 129.78 90.01 2.39 9
8 11/21/2022 15:57:41 69.94, -62.72 89.84 11/21/2022 15:56:35 69.95, -62.79 89.84 3.00 66
9 11/24/2022 06:33:08 70.15, 78.12 90.60 11/24/2022 06:34:07 70.13, 78.07 90.57 3.42 59
10 11/24/2022 07:23:50 -70.06,-114.42 89.50 11/24/2022 07:23:36 -70.07,-114.38 89.48 2.14 14
11 11/24/2022 08:14:22 69.31, 53.99 89.77 11/24/2022 08:13:13 69.41, 52.36 89.87 64.93 69
12 11/26/2022 22:50:00 70.11,-166.03 91.07 11/26/2022 22:50:35 70.13,-166.05 91.09 1.87 35
13 11/26/2022 23:40:42 -70.02, 1.43 89.02 11/26/2022 23:40:05 -70.02, 1.43 89.02 0.49 37

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/15/2022
SNOs_Map_NPP_LANDSAT-9_20221115.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 11/15/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9