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: 4/22/2023
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 04/23/2023 20:45:59 -70.45, 45.21 122.30 04/23/2023 20:44:49 -70.47, 45.25 122.27 3.34 70
2 04/23/2023 21:35:26 70.35,-147.29 57.59 04/23/2023 21:35:33 70.36,-147.26 57.61 1.91 7
3 04/23/2023 22:24:59 -70.07, 19.94 122.69 04/23/2023 22:26:11 -70.06, 20.52 122.71 21.80 72
4 04/26/2023 13:02:28 -70.45, 161.08 123.18 04/26/2023 13:01:41 -70.47, 161.04 123.15 2.65 47
5 04/26/2023 13:51:55 70.34, -31.43 56.71 04/26/2023 13:52:25 70.36, -31.48 56.73 2.33 30
6 04/29/2023 04:29:13 71.29, 110.61 56.82 04/29/2023 04:28:06 71.35, 108.03 56.93 92.26 67
7 04/29/2023 05:18:56 -70.42, -83.09 124.06 04/29/2023 05:18:31 -70.42, -83.11 124.05 0.63 25
8 04/29/2023 06:08:23 70.31, 84.40 55.83 04/29/2023 06:09:15 70.31, 84.37 55.83 0.98 52
9 05/01/2023 20:45:54 70.51,-134.71 55.23 05/01/2023 20:44:41 70.53,-134.82 55.25 4.54 73
10 05/01/2023 21:35:25 -70.35, 32.69 124.94 05/01/2023 21:35:22 -70.38, 32.73 124.91 2.93 3
11 05/01/2023 22:24:52 70.24,-159.82 54.94 05/01/2023 22:26:05 70.22,-159.72 54.92 4.70 73
12 05/04/2023 13:02:22 70.47, -18.89 54.40 05/04/2023 13:01:31 70.45, -18.92 54.38 2.86 51
13 05/04/2023 13:51:52 -70.37, 148.59 125.72 05/04/2023 13:52:13 -70.35, 148.56 125.74 2.83 21

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/22/2023
SNOs_Map_LANDSAT-8_NPP_20230423.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/22/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP