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: 7/16/2023
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 07/18/2023 05:19:06 -70.52, -82.78 130.58 07/18/2023 05:17:53 -70.58, -83.43 130.48 24.73 73
2 07/18/2023 06:08:36 70.26, 84.48 49.18 07/18/2023 06:08:33 70.25, 84.41 49.17 2.91 3
3 07/18/2023 06:58:06 -70.15,-108.06 130.92 07/18/2023 06:59:14 -70.11,-108.07 130.96 3.48 68
4 07/20/2023 21:35:39 -70.28, 32.75 130.32 07/20/2023 21:34:43 -70.29, 32.81 130.31 2.31 56
5 07/20/2023 22:25:06 70.18,-159.76 49.59 07/20/2023 22:25:27 70.16,-159.70 49.57 2.86 21
6 07/20/2023 23:14:49 -69.35, 6.73 131.18 07/20/2023 23:15:56 -69.39, 8.76 131.23 79.51 67
7 07/23/2023 13:52:06 -70.28, 148.64 129.79 07/23/2023 13:51:37 -70.26, 148.61 129.81 3.30 29
8 07/23/2023 14:41:34 70.12, -43.95 50.07 07/23/2023 14:42:21 70.14, -43.89 50.08 2.54 47
9 07/26/2023 05:19:04 70.37, 97.03 50.86 07/26/2023 05:17:51 70.37, 96.87 50.88 5.79 73
10 07/26/2023 06:08:35 -70.21, -95.57 129.29 07/26/2023 06:08:32 -70.23, -95.59 129.26 2.54 3
11 07/26/2023 06:58:02 70.10, 71.91 50.62 07/26/2023 06:59:15 70.06, 71.98 50.57 4.83 73
12 07/28/2023 21:35:33 70.27,-147.23 51.37 07/28/2023 21:34:44 70.25,-147.18 51.36 2.70 49
13 07/28/2023 22:25:03 -70.17, 20.26 128.72 07/28/2023 22:25:26 -70.16, 20.28 128.73 1.10 23

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_LANDSAT-8_NPP_20230717.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/16/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP