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: 4/29/2023
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 71.27, 110.58 56.80 04/29/2023 04:28:05 71.33, 108.05 56.92 90.59 67
2 04/29/2023 05:18:56 -70.39, -83.13 124.08 04/29/2023 05:18:31 -70.41, -83.10 124.06 2.78 25
3 04/29/2023 06:08:23 70.29, 84.37 55.81 04/29/2023 06:09:15 70.30, 84.39 55.82 1.22 52
4 05/01/2023 20:45:54 70.48,-134.75 55.20 05/01/2023 20:44:41 70.51,-134.80 55.24 3.90 73
5 05/01/2023 21:35:24 -70.37, 32.72 124.92 05/01/2023 21:35:22 -70.37, 32.74 124.92 0.67 2
6 05/01/2023 22:24:52 70.21,-159.86 54.92 05/01/2023 22:26:05 70.21,-159.70 54.90 6.35 73
7 05/04/2023 13:02:22 70.44, -18.93 54.37 05/04/2023 13:01:31 70.43, -18.90 54.37 1.61 51
8 05/04/2023 13:51:52 -70.33, 148.54 125.75 05/04/2023 13:52:13 -70.34, 148.57 125.74 1.63 21
9 05/07/2023 05:18:48 70.42, 96.92 53.59 05/07/2023 05:18:21 70.41, 96.92 53.58 1.20 27
10 05/07/2023 06:08:18 -70.32, -95.60 126.53 05/07/2023 06:09:03 -70.31, -95.61 126.53 0.50 45
11 05/09/2023 20:45:45 -70.66, 45.51 126.90 05/09/2023 20:44:32 -70.70, 44.92 126.83 22.40 73
12 05/09/2023 21:35:15 70.38,-147.26 52.82 05/09/2023 21:35:12 70.40,-147.28 52.84 2.08 3
13 05/09/2023 22:24:45 -70.28, 20.23 127.29 05/09/2023 22:25:54 -70.30, 20.19 127.27 2.52 69
14 05/12/2023 13:02:15 -70.43, 161.06 127.81 05/12/2023 13:01:18 -70.43, 161.13 127.81 2.91 57
15 05/12/2023 13:51:42 70.31, -31.47 52.07 05/12/2023 13:52:02 70.34, -31.41 52.09 3.51 20

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/29/2023
SNOs_Map_LANDSAT-8_NPP_20230429.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/29/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP