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: 5/21/2023
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 70.38, 97.00 49.76 05/23/2023 05:18:10 70.37, 96.98 49.76 1.22 33
2 05/23/2023 06:08:13 -70.27, -95.53 130.36 05/23/2023 06:08:52 -70.28, -95.56 130.35 1.55 39
3 05/25/2023 20:45:38 -70.90, 46.02 130.22 05/25/2023 20:44:28 -70.94, 44.52 130.14 54.88 70
4 05/25/2023 21:35:14 70.30,-147.23 49.19 05/25/2023 21:35:02 70.31,-147.16 49.20 2.69 12
5 05/25/2023 22:24:44 -70.19, 20.25 130.92 05/25/2023 22:25:44 -70.21, 20.31 130.91 2.98 60
6 05/28/2023 13:02:15 -70.42, 161.19 131.14 05/28/2023 13:01:10 -70.41, 161.14 131.14 1.77 65
7 05/28/2023 13:51:42 70.31, -31.33 48.75 05/28/2023 13:51:54 70.31, -31.39 48.75 2.18 12
8 05/28/2023 14:41:19 -69.82, 135.61 131.73 05/28/2023 14:42:29 -69.84, 136.64 131.74 39.75 70
9 05/31/2023 05:18:45 -70.35, -83.03 131.61 05/31/2023 05:18:02 -70.37, -83.01 131.59 1.91 43
10 05/31/2023 06:08:12 70.24, 84.45 48.28 05/31/2023 06:08:46 70.27, 84.45 48.30 3.14 34
11 06/02/2023 20:45:33 71.01,-133.77 48.68 06/02/2023 20:44:24 71.06,-135.69 48.78 69.53 69
12 06/02/2023 21:35:14 -70.31, 32.80 132.01 06/02/2023 21:34:54 -70.33, 32.82 131.99 2.41 20
13 06/02/2023 22:24:40 70.25,-159.64 47.93 06/02/2023 22:25:38 70.23,-159.72 47.91 3.38 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/21/2023
SNOs_Map_LANDSAT-8_NPP_20230521.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/21/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP