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: 2/20/2021
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 02/20/2021 23:14:57 -70.09, 7.67 99.32 02/20/2021 23:14:16 -70.09, 7.65 99.30 1.18 41
2 02/21/2021 00:04:24 69.99, 175.17 80.58 02/21/2021 00:05:00 69.98, 175.13 80.57 2.02 36
3 02/23/2021 14:41:47 70.59, -43.35 80.20 02/23/2021 14:40:37 70.66, -44.80 80.35 54.17 70
4 02/23/2021 15:31:25 -70.04, 123.48 100.34 02/23/2021 15:31:09 -70.05, 123.49 100.33 1.11 16
5 02/23/2021 16:20:52 69.94, -69.02 79.55 02/23/2021 16:21:53 69.93, -69.03 79.54 0.51 61
6 02/26/2021 06:58:24 70.10, 71.81 78.73 02/26/2021 06:57:21 70.10, 71.87 78.74 2.29 63
7 02/26/2021 07:47:54 -69.99,-120.72 101.39 02/26/2021 07:48:03 -70.00,-120.67 101.37 2.60 9
8 02/26/2021 08:37:29 69.44, 46.18 78.09 02/26/2021 08:38:38 69.41, 47.51 78.00 51.92 69
9 02/28/2021 23:14:52 70.09,-172.32 77.71 02/28/2021 23:14:16 70.11,-172.38 77.74 3.04 36
10 03/01/2021 00:04:22 -69.98, -4.84 102.41 03/01/2021 00:04:57 -69.96, -4.84 102.43 2.32 35
11 03/03/2021 14:41:45 -70.63, 136.70 102.80 03/03/2021 14:40:35 -70.65, 135.23 102.70 54.50 70
12 03/03/2021 15:31:21 70.03, -56.53 76.62 03/03/2021 15:31:09 70.02, -56.47 76.62 2.40 12
13 03/03/2021 16:20:51 -69.92, 110.96 103.49 03/03/2021 16:21:51 -69.92, 110.99 103.50 1.40 60

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/20/2021
SNOs_Map_LANDSAT-8_NPP_20210220.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/20/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP