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: 9/25/2021
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 09/27/2021 14:42:16 -70.11, 135.99 108.12 09/27/2021 14:41:41 -70.10, 135.92 108.13 3.12 35
2 09/27/2021 15:31:44 69.96, -56.58 71.74 09/27/2021 15:32:24 69.94, -56.53 71.72 3.13 40
3 09/30/2021 06:09:11 70.47, 84.75 73.26 09/30/2021 06:08:00 70.52, 83.72 73.32 38.74 71
4 09/30/2021 06:58:47 -70.03,-108.25 107.17 09/30/2021 06:58:35 -70.05,-108.23 107.15 2.37 12
5 09/30/2021 07:48:14 69.92, 59.25 72.75 09/30/2021 07:49:19 69.94, 59.24 72.77 1.75 65
6 10/02/2021 22:25:48 70.10,-159.90 73.94 10/02/2021 22:24:48 70.10,-159.86 73.94 1.70 60
7 10/02/2021 23:15:18 -69.99, 7.58 106.16 10/02/2021 23:15:30 -70.00, 7.62 106.16 1.51 12
8 10/03/2021 00:04:55 69.34, 174.33 73.20 10/03/2021 00:06:03 69.31, 175.94 73.17 63.34 68
9 10/05/2021 14:42:19 70.07, -44.07 74.93 10/05/2021 14:41:43 70.05, -44.02 74.92 2.62 36
10 10/05/2021 15:31:49 -69.96, 123.41 105.16 10/05/2021 15:32:25 -69.95, 123.46 105.18 2.55 36
11 10/08/2021 06:09:15 -70.58, -95.10 103.55 10/08/2021 06:08:04 -70.63, -96.47 103.49 50.95 71
12 10/08/2021 06:58:50 70.03, 71.75 75.92 10/08/2021 06:58:38 70.01, 71.82 75.90 3.31 12
13 10/08/2021 07:48:20 -69.93,-120.76 104.17 10/08/2021 07:49:21 -69.96,-120.78 104.14 3.12 61

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/25/2021
SNOs_Map_LANDSAT-8_NPP_20210925.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/25/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP