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: 3/15/2023
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 03/17/2023 13:02:46 70.73, -18.46 72.02 03/17/2023 13:01:35 70.77, -19.65 72.11 43.72 71
2 03/17/2023 13:52:22 -70.29, 148.51 108.43 03/17/2023 13:52:09 -70.26, 148.48 108.44 2.87 13
3 03/17/2023 14:41:50 70.13, -44.07 71.42 03/17/2023 14:42:53 70.14, -44.02 71.42 2.18 63
4 03/20/2023 05:19:20 70.32, 96.81 70.56 03/20/2023 05:18:25 70.31, 96.86 70.55 2.63 55
5 03/20/2023 06:08:50 -70.21, -95.72 109.56 03/20/2023 06:09:07 -70.22, -95.68 109.56 1.54 17
6 03/20/2023 06:58:31 69.33, 70.72 69.59 03/20/2023 06:59:37 69.35, 72.92 69.53 86.21 66
7 03/22/2023 21:35:46 70.30,-147.33 69.48 03/22/2023 21:35:23 70.28,-147.32 69.46 3.13 23
8 03/22/2023 22:25:16 -70.19, 20.15 110.64 03/22/2023 22:26:05 -70.19, 20.13 110.65 1.10 49
9 03/25/2023 13:02:45 -70.35, 160.99 111.52 03/25/2023 13:01:37 -70.38, 160.98 111.49 2.77 68
10 03/25/2023 13:52:12 70.24, -31.53 68.36 03/25/2023 13:52:21 70.26, -31.53 68.38 2.44 9
11 03/25/2023 14:41:45 -69.91, 135.64 111.97 03/25/2023 14:42:57 -69.91, 136.33 112.01 26.40 72
12 03/28/2023 05:19:09 -70.30, -83.20 112.63 03/28/2023 05:18:33 -70.32, -83.17 112.60 2.74 36
13 03/28/2023 06:08:36 70.18, 84.28 67.25 03/28/2023 06:09:17 70.21, 84.32 67.27 3.26 41

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/15/2023
SNOs_Map_LANDSAT-8_NPP_20230315.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/15/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP