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: 4/7/2023
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 04/07/2023 20:46:07 -70.40, 45.16 116.64 04/07/2023 20:44:54 -70.38, 45.19 116.65 2.04 73
2 04/07/2023 21:35:34 70.30,-147.34 63.25 04/07/2023 21:35:39 70.31,-147.39 63.27 2.12 5
3 04/07/2023 22:25:06 -70.07, 19.96 116.99 04/07/2023 22:26:18 -70.07, 20.30 117.00 12.78 72
4 04/10/2023 13:02:32 -70.39, 161.04 117.65 04/10/2023 13:01:51 -70.37, 160.98 117.66 3.05 41
5 04/10/2023 13:52:00 70.23, -31.55 62.19 04/10/2023 13:52:35 70.25, -31.52 62.20 2.38 35
6 04/13/2023 04:29:23 70.68, 109.73 61.67 04/13/2023 04:28:12 70.77, 108.78 61.79 36.41 71
7 04/13/2023 05:18:58 -70.30, -83.21 118.73 04/13/2023 05:18:47 -70.32, -83.17 118.70 2.88 11
8 04/13/2023 06:08:24 70.19, 84.28 61.16 04/13/2023 06:09:30 70.20, 84.33 61.17 2.21 66
9 04/15/2023 20:45:51 70.39,-134.81 60.42 04/15/2023 20:45:00 70.37,-134.79 60.40 2.94 51
10 04/15/2023 21:35:21 -70.28, 32.67 119.71 04/15/2023 21:35:42 -70.28, 32.68 119.72 0.84 21
11 04/18/2023 12:12:35 -71.17, 174.62 119.77 04/18/2023 12:11:27 -71.23, 172.25 119.65 85.21 68
12 04/18/2023 13:02:15 70.34, -18.98 59.42 04/18/2023 13:01:56 70.33, -18.96 59.41 1.26 19
13 04/18/2023 13:51:45 -70.24, 148.50 120.70 04/18/2023 13:52:38 -70.24, 148.51 120.70 0.59 53

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/7/2023
SNOs_Map_LANDSAT-8_NPP_20230407.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/07/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP