Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/30/2023
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 05/01/2023 20:45:54 70.50,-134.72 55.22 05/01/2023 20:44:41 70.50,-134.77 55.22 1.99 73
2 05/01/2023 21:35:24 -70.39, 32.74 124.91 05/01/2023 21:35:23 -70.41, 32.68 124.88 3.37 1
3 05/01/2023 22:24:53 70.17,-159.92 54.88 05/01/2023 22:26:05 70.19,-159.67 54.89 9.63 72
4 05/04/2023 13:02:21 70.45, -18.91 54.38 05/04/2023 13:01:31 70.47, -18.95 54.40 2.50 50
5 05/04/2023 13:51:51 -70.34, 148.56 125.74 05/04/2023 13:52:12 -70.33, 148.59 125.76 2.16 21
6 05/07/2023 05:18:49 70.38, 96.86 53.55 05/07/2023 05:18:21 70.40, 96.94 53.57 3.52 28
7 05/07/2023 06:08:18 -70.33, -95.58 126.52 05/07/2023 06:09:03 -70.30, -95.60 126.54 2.68 45
8 05/09/2023 20:45:45 -70.67, 45.53 126.89 05/09/2023 20:44:33 -70.75, 44.84 126.79 26.64 72
9 05/09/2023 21:35:15 70.39,-147.24 52.84 05/09/2023 21:35:12 70.39,-147.27 52.84 1.21 3
10 05/09/2023 22:24:45 -70.29, 20.24 127.28 05/09/2023 22:25:54 -70.29, 20.21 127.28 1.40 69
11 05/12/2023 13:02:15 -70.44, 161.07 127.80 05/12/2023 13:01:18 -70.43, 161.14 127.81 2.84 57
12 05/12/2023 13:51:42 70.33, -31.45 52.08 05/12/2023 13:52:02 70.33, -31.40 52.09 2.03 20

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/30/2023
SNOs_Map_LANDSAT-8_NPP_20230430.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/30/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP