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: 5/22/2023
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 05/23/2023 05:18:43 70.37, 96.99 49.75 05/23/2023 05:18:10 70.37, 96.97 49.76 0.84 33
2 05/23/2023 06:08:13 -70.26, -95.54 130.37 05/23/2023 06:08:52 -70.28, -95.57 130.34 2.87 39
3 05/25/2023 20:45:38 -70.88, 46.00 130.23 05/25/2023 20:44:28 -70.94, 44.51 130.14 54.76 70
4 05/25/2023 21:35:13 70.34,-147.16 49.24 05/25/2023 21:35:02 70.31,-147.17 49.21 3.39 11
5 05/25/2023 22:24:43 -70.24, 20.31 130.88 05/25/2023 22:25:44 -70.22, 20.30 130.90 1.84 61
6 05/28/2023 13:02:16 -70.40, 161.15 131.16 05/28/2023 13:01:11 -70.42, 161.13 131.13 2.57 65
7 05/28/2023 13:51:43 70.29, -31.36 48.73 05/28/2023 13:51:55 70.32, -31.40 48.76 3.25 12
8 05/28/2023 14:41:19 -69.86, 135.66 131.70 05/28/2023 14:42:30 -69.85, 136.63 131.73 37.44 71
9 05/31/2023 05:18:44 -70.37, -83.00 131.59 05/31/2023 05:18:02 -70.38, -83.02 131.58 1.12 42
10 05/31/2023 06:08:11 70.26, 84.49 48.30 05/31/2023 06:08:46 70.27, 84.44 48.31 2.27 35
11 06/02/2023 20:45:32 71.02,-133.75 48.69 06/02/2023 20:44:24 71.07,-135.71 48.79 70.72 68
12 06/02/2023 21:35:13 -70.32, 32.81 132.01 06/02/2023 21:34:54 -70.34, 32.81 131.98 2.52 19
13 06/02/2023 22:24:40 70.20,-159.71 47.88 06/02/2023 22:25:37 70.19,-159.65 47.86 2.64 57

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/22/2023
SNOs_Map_LANDSAT-8_NPP_20230522.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/22/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP