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: 4/10/2023
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 04/13/2023 04:29:23 70.67, 109.72 61.66 04/13/2023 04:28:11 70.73, 108.85 61.74 32.28 72
2 04/13/2023 05:18:57 -70.34, -83.15 118.69 04/13/2023 05:18:47 -70.33, -83.19 118.69 1.51 10
3 04/13/2023 06:08:24 70.23, 84.35 61.20 04/13/2023 06:09:31 70.21, 84.32 61.17 2.99 67
4 04/15/2023 20:45:51 70.38,-134.83 60.40 04/15/2023 20:45:00 70.38,-134.80 60.41 1.08 51
5 04/15/2023 21:35:21 -70.26, 32.64 119.73 04/15/2023 21:35:42 -70.29, 32.66 119.70 2.91 21
6 04/18/2023 12:12:34 -71.20, 174.67 119.74 04/18/2023 12:11:27 -71.24, 172.23 119.63 87.70 67
7 04/18/2023 13:02:15 70.32, -19.01 59.40 04/18/2023 13:01:56 70.35, -18.98 59.43 2.81 19
8 04/18/2023 13:51:44 -70.27, 148.54 120.67 04/18/2023 13:52:38 -70.26, 148.48 120.68 2.52 54
9 04/21/2023 04:29:11 -70.41, -70.63 121.44 04/21/2023 04:28:07 -70.39, -70.57 121.45 3.34 64
10 04/21/2023 05:18:38 70.29, 96.84 58.45 04/21/2023 05:18:51 70.27, 96.91 58.43 3.27 13
11 04/21/2023 06:08:16 -69.74, -96.29 122.10 04/21/2023 06:09:25 -69.76, -94.98 122.12 50.50 69
12 04/23/2023 20:45:34 -70.35, 45.18 122.40 04/23/2023 20:45:03 -70.37, 45.23 122.37 3.16 31
13 04/23/2023 21:35:00 70.28,-147.27 57.54 04/23/2023 21:35:47 70.26,-147.29 57.51 2.55 47

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/10/2023
SNOs_Map_LANDSAT-8_NPP_20230411.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/10/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP