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: 3/25/2021
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 03/27/2021 14:41:37 70.40, -43.65 67.52 03/27/2021 14:40:26 70.47, -44.46 67.63 31.13 71
2 03/27/2021 15:31:11 -70.07, 123.51 112.81 03/27/2021 15:31:02 -70.07, 123.47 112.81 1.42 9
3 03/27/2021 16:20:38 69.97, -69.00 67.08 03/27/2021 16:21:46 69.95, -69.03 67.05 2.38 68
4 03/30/2021 06:58:10 70.15, 71.86 66.23 03/30/2021 06:57:14 70.14, 71.83 66.23 1.71 56
5 03/30/2021 07:47:40 -70.04,-120.66 113.89 03/30/2021 07:47:56 -70.06,-120.73 113.87 3.41 16
6 03/30/2021 08:37:20 69.21, 45.86 65.31 03/30/2021 08:38:27 69.24, 47.77 65.27 75.28 67
7 04/01/2021 23:14:38 70.11,-172.32 65.15 04/01/2021 23:14:07 70.13,-172.39 65.18 3.32 31
8 04/02/2021 00:04:08 -70.01, -4.83 114.96 04/02/2021 00:04:48 -70.00, -4.86 114.98 1.91 40
9 04/04/2021 14:41:34 -70.51, 136.50 115.48 04/04/2021 14:40:23 -70.56, 135.41 115.39 40.48 71
10 04/04/2021 15:31:07 70.07, -56.50 64.08 04/04/2021 15:31:00 70.07, -56.52 64.09 0.77 7
11 04/04/2021 16:20:37 -69.97, 110.99 116.03 04/04/2021 16:21:42 -69.99, 110.93 116.02 2.98 65
12 04/07/2021 06:58:09 -70.14,-108.17 116.86 04/07/2021 06:57:09 -70.13,-108.14 116.86 1.52 60
13 04/07/2021 07:47:36 70.02, 59.31 63.02 04/07/2021 07:47:53 70.02, 59.34 63.01 1.40 17
14 04/07/2021 08:37:16 -69.38,-133.94 117.62 04/07/2021 08:38:25 -69.40,-132.43 117.65 59.27 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/25/2021
SNOs_Map_LANDSAT-8_NPP_20210325.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/25/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP