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: 4/27/2023
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 04/29/2023 04:29:12 71.30, 110.63 56.82 04/29/2023 04:28:06 71.36, 108.00 56.95 93.77 66
2 04/29/2023 05:18:56 -70.42, -83.08 124.05 04/29/2023 05:18:32 -70.44, -83.14 124.03 2.87 24
3 04/29/2023 06:08:23 70.32, 84.41 55.84 04/29/2023 06:09:16 70.33, 84.35 55.85 2.58 53
4 05/01/2023 20:45:53 70.51,-134.71 55.23 05/01/2023 20:44:40 70.49,-134.77 55.22 2.77 73
5 05/01/2023 21:35:23 -70.40, 32.76 124.90 05/01/2023 21:35:22 -70.40, 32.70 124.89 2.40 1
6 05/01/2023 22:24:52 70.18,-159.91 54.89 05/01/2023 22:26:04 70.19,-159.66 54.88 9.35 72
7 05/04/2023 13:02:21 70.45, -18.91 54.38 05/04/2023 13:01:31 70.47, -18.95 54.40 2.06 50
8 05/04/2023 13:51:51 -70.35, 148.56 125.74 05/04/2023 13:52:13 -70.37, 148.52 125.71 3.29 22
9 05/07/2023 05:18:48 70.42, 96.92 53.59 05/07/2023 05:18:21 70.40, 96.94 53.57 2.54 27
10 05/07/2023 06:08:18 -70.32, -95.60 126.53 05/07/2023 06:09:03 -70.30, -95.59 126.55 1.90 45
11 05/09/2023 20:45:45 -70.64, 45.48 126.92 05/09/2023 20:44:32 -70.70, 44.93 126.84 21.42 73
12 05/09/2023 21:35:14 70.41,-147.20 52.86 05/09/2023 21:35:12 70.39,-147.27 52.84 3.42 2
13 05/09/2023 22:24:44 -70.31, 20.28 127.26 05/09/2023 22:25:54 -70.29, 20.21 127.28 3.60 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/27/2023
SNOs_Map_LANDSAT-8_NPP_20230427.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/27/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP