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: 7/4/2023
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 07/04/2023 21:35:35 -70.32, 32.79 132.55 07/04/2023 21:34:39 -70.32, 32.81 132.55 0.94 56
2 07/04/2023 22:25:02 70.22,-159.71 47.36 07/04/2023 22:25:23 70.19,-159.69 47.33 3.31 21
3 07/04/2023 23:14:45 -69.39, 6.77 133.43 07/04/2023 23:15:52 -69.43, 8.77 133.47 78.21 67
4 07/07/2023 13:52:06 -70.30, 148.63 132.31 07/07/2023 13:51:35 -70.31, 148.59 132.29 2.01 31
5 07/07/2023 14:41:33 70.20, -43.87 47.60 07/07/2023 14:42:19 70.19, -43.91 47.59 2.02 46
6 07/10/2023 05:19:05 70.47, 97.14 48.17 07/10/2023 05:17:52 70.55, 96.65 48.28 19.79 73
7 07/10/2023 06:08:37 -70.25, -95.55 132.03 07/10/2023 06:08:30 -70.25, -95.56 132.03 0.72 7
8 07/10/2023 06:58:04 70.15, 71.94 47.87 07/10/2023 06:59:14 70.13, 71.93 47.85 2.25 70
9 07/12/2023 21:35:38 70.30,-147.24 48.37 07/12/2023 21:34:43 70.29,-147.18 48.36 2.67 55
10 07/12/2023 22:25:08 -70.19, 20.24 131.73 07/12/2023 22:25:25 -70.20, 20.28 131.73 1.45 17
11 07/12/2023 23:14:49 69.31,-173.33 47.45 07/12/2023 23:15:55 69.34,-171.14 47.38 85.98 66
12 07/15/2023 13:52:07 70.27, -31.40 48.74 07/15/2023 13:51:38 70.30, -31.43 48.78 3.09 29
13 07/15/2023 14:41:37 -70.17, 136.09 131.35 07/15/2023 14:42:19 -70.15, 136.11 131.37 2.00 42

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/4/2023
SNOs_Map_LANDSAT-8_NPP_20230704.jpg

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

Historial Predications of SNOs between LANDSAT-8 and NPP