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: 3/18/2021
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 03/19/2021 14:41:39 -70.41, 136.37 109.31 03/19/2021 14:40:27 -70.49, 135.49 109.18 33.79 72
2 03/19/2021 15:31:11 70.03, -56.53 70.32 03/19/2021 15:31:05 70.05, -56.51 70.34 2.21 6
3 03/19/2021 16:20:41 -69.92, 110.95 109.81 03/19/2021 16:21:46 -69.92, 111.01 109.81 2.32 65
4 03/22/2021 06:58:13 -70.12,-108.17 110.65 03/22/2021 06:57:14 -70.10,-108.12 110.66 2.91 59
5 03/22/2021 07:47:40 70.02, 59.32 69.24 03/22/2021 07:47:59 70.03, 59.30 69.26 2.00 19
6 03/22/2021 08:37:21 -69.30,-134.02 111.46 03/22/2021 08:38:29 -69.32,-132.34 111.51 66.08 68
7 03/24/2021 23:14:42 -70.10, 7.68 111.73 03/24/2021 23:14:08 -70.08, 7.68 111.74 2.35 34
8 03/25/2021 00:04:09 69.99, 175.17 68.16 03/25/2021 00:04:53 70.01, 175.10 68.18 3.49 44
9 03/27/2021 14:41:37 70.40, -43.65 67.52 03/27/2021 14:40:26 70.47, -44.46 67.62 31.09 71
10 03/27/2021 15:31:11 -70.08, 123.52 112.81 03/27/2021 15:31:02 -70.07, 123.48 112.82 2.11 9
11 03/27/2021 16:20:38 69.97, -69.00 67.08 03/27/2021 16:21:46 69.95, -69.03 67.05 2.48 68
12 03/30/2021 06:58:09 70.15, 71.86 66.23 03/30/2021 06:57:13 70.14, 71.83 66.23 1.84 56
13 03/30/2021 07:47:39 -70.05,-120.64 113.88 03/30/2021 07:47:55 -70.05,-120.72 113.88 2.89 16
14 03/30/2021 08:37:19 69.22, 45.87 65.31 03/30/2021 08:38:26 69.24, 47.77 65.27 75.17 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/18/2021
SNOs_Map_LANDSAT-8_NPP_20210318.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/18/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP