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: 10/25/2021
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 10/26/2021 22:25:53 -70.10, 20.07 97.25 10/26/2021 22:25:09 -70.12, 20.06 97.24 1.70 44
2 10/26/2021 23:15:20 70.00,-172.42 82.67 10/26/2021 23:15:53 70.00,-172.45 82.67 1.00 33
3 10/29/2021 13:52:45 70.60, -30.96 84.14 10/29/2021 13:51:35 70.68, -32.38 84.22 53.38 70
4 10/29/2021 14:42:23 -70.04, 135.87 96.41 10/29/2021 14:42:07 -70.05, 135.92 96.40 2.01 16
5 10/29/2021 15:31:50 69.94, -56.63 83.50 10/29/2021 15:32:51 69.94, -56.60 83.50 1.08 61
6 11/01/2021 06:09:22 70.15, 84.26 84.55 11/01/2021 06:08:24 70.15, 84.22 84.55 1.81 58
7 11/01/2021 06:58:52 -70.04,-108.26 95.55 11/01/2021 06:59:06 -70.05,-108.32 95.54 2.57 14
8 11/01/2021 07:48:30 69.32, 58.41 83.74 11/01/2021 07:49:38 69.30, 60.10 83.73 66.32 68
9 11/03/2021 22:25:51 70.07,-159.96 85.32 11/03/2021 22:25:21 70.09,-159.94 85.34 2.35 30
10 11/03/2021 23:15:21 -69.97, 7.53 94.78 11/03/2021 23:16:03 -69.99, 7.53 94.75 2.88 42
11 11/06/2021 13:52:51 -70.27, 148.57 93.69 11/06/2021 13:51:38 -70.31, 148.17 93.65 15.25 73
12 11/06/2021 14:42:20 70.05, -44.11 86.10 11/06/2021 14:42:19 70.04, -44.10 86.10 0.70 1
13 11/06/2021 15:31:50 -69.95, 123.38 93.99 11/06/2021 15:33:01 -69.94, 123.37 94.00 0.76 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/25/2021
SNOs_Map_LANDSAT-8_NPP_20211025.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/25/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP