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: 10/20/2021
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 10/21/2021 14:42:21 70.05, -44.12 80.85 10/21/2021 14:41:56 70.07, -44.08 80.88 3.27 25
2 10/21/2021 15:31:50 -69.98, 123.43 99.20 10/21/2021 15:32:38 -69.98, 123.38 99.21 1.86 48
3 10/24/2021 06:09:23 -70.16, -95.73 98.11 10/24/2021 06:08:11 -70.17, -95.78 98.10 2.78 72
4 10/24/2021 06:58:50 70.06, 71.77 81.80 10/24/2021 06:58:55 70.06, 71.70 81.81 2.94 5
5 10/24/2021 07:48:22 -69.83,-120.91 98.42 10/24/2021 07:49:34 -69.80,-120.60 98.44 12.27 72
6 10/26/2021 22:25:53 -70.11, 20.08 97.25 10/26/2021 22:25:09 -70.11, 20.08 97.24 0.30 44
7 10/26/2021 23:15:20 70.00,-172.42 82.67 10/26/2021 23:15:53 70.00,-172.45 82.66 1.06 33
8 10/29/2021 13:52:45 70.60, -30.95 84.14 10/29/2021 13:51:35 70.67, -32.38 84.21 53.30 70
9 10/29/2021 14:42:23 -70.05, 135.88 96.41 10/29/2021 14:42:07 -70.05, 135.93 96.41 1.80 16
10 10/29/2021 15:31:50 69.94, -56.62 83.50 10/29/2021 15:32:51 69.94, -56.60 83.50 1.19 61
11 11/01/2021 06:09:21 70.15, 84.27 84.55 11/01/2021 06:08:23 70.14, 84.22 84.55 1.76 58
12 11/01/2021 06:58:51 -70.04,-108.25 95.55 11/01/2021 06:59:05 -70.04,-108.30 95.55 2.14 14
13 11/01/2021 07:48:29 69.32, 58.42 83.74 11/01/2021 07:49:37 69.29, 60.10 83.73 66.41 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/20/2021
SNOs_Map_LANDSAT-8_NPP_20211020.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/20/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP