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: 10/3/2021
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 10/05/2021 14:42:18 70.10, -44.04 74.96 10/05/2021 14:41:44 70.09, -44.07 74.96 1.48 34
2 10/05/2021 15:31:48 -69.98, 123.43 105.15 10/05/2021 15:32:26 -69.99, 123.39 105.13 2.12 38
3 10/08/2021 06:09:13 -70.57, -95.11 103.56 10/08/2021 06:08:03 -70.63, -96.46 103.49 50.17 70
4 10/08/2021 06:58:48 70.03, 71.75 75.92 10/08/2021 06:58:38 70.05, 71.76 75.94 1.99 10
5 10/08/2021 07:48:18 -69.92,-120.77 104.18 10/08/2021 07:49:20 -69.95,-120.77 104.15 3.30 62
6 10/10/2021 22:25:51 -70.12, 20.11 102.99 10/10/2021 22:24:49 -70.12, 20.12 103.00 0.87 62
7 10/10/2021 23:15:18 70.02,-172.39 76.92 10/10/2021 23:15:33 70.01,-172.41 76.92 1.01 15
8 10/11/2021 00:04:57 -69.41, -5.58 103.67 10/11/2021 00:06:06 -69.43, -4.24 103.65 52.73 69
9 10/13/2021 14:42:21 -70.11, 135.97 102.00 10/13/2021 14:41:44 -70.08, 135.95 102.03 2.97 37
10 10/13/2021 15:31:48 70.00, -56.54 77.91 10/13/2021 15:32:28 69.98, -56.59 77.89 2.75 40
11 10/16/2021 06:09:15 70.52, 84.81 79.39 10/16/2021 06:08:05 70.58, 83.63 79.46 44.42 70
12 10/16/2021 06:58:52 -70.03,-108.26 101.09 10/16/2021 06:58:39 -70.05,-108.22 101.07 2.65 13
13 10/16/2021 07:48:19 69.92, 59.23 78.81 10/16/2021 07:49:23 69.95, 59.23 78.85 3.64 64

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/3/2021
SNOs_Map_LANDSAT-8_NPP_20211003.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/03/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP