Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/16/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/17/2021 22:43:37 68.95,-162.96 78.44 10/17/2021 22:44:42 68.95,-163.00 78.44 1.74 65
2 10/17/2021 23:34:19 -68.85, 4.49 101.64 10/17/2021 23:34:12 -68.84, 4.49 101.66 1.82 7
3 10/18/2021 00:24:56 68.36, 172.45 77.89 10/18/2021 00:23:45 68.39, 171.59 77.90 35.66 71
4 10/20/2021 15:00:35 68.93, -47.18 79.39 10/20/2021 15:01:06 68.95, -47.12 79.41 3.24 31
5 10/20/2021 15:51:16 -68.78, 120.34 100.75 10/20/2021 15:50:37 -68.79, 120.31 100.75 1.34 39
6 10/23/2021 06:26:52 -69.14, -99.02 99.47 10/23/2021 06:28:04 -69.07, -98.73 99.54 14.12 72
7 10/23/2021 07:17:33 68.87, 68.67 80.28 10/23/2021 07:17:32 68.89, 68.69 80.30 2.88 1
8 10/23/2021 08:08:14 -68.71,-123.81 99.87 10/23/2021 08:07:03 -68.73,-123.87 99.86 3.21 71
9 10/25/2021 22:43:48 -68.97, 16.98 98.71 10/25/2021 22:44:31 -68.95, 17.00 98.73 2.83 43
10 10/25/2021 23:34:31 68.80,-175.49 81.14 10/25/2021 23:33:58 68.83,-175.51 81.16 2.35 33
11 10/28/2021 14:10:11 69.39, -35.17 82.60 10/28/2021 14:11:22 69.26, -34.35 82.48 35.25 71
12 10/28/2021 15:00:46 -68.91, 132.82 97.86 10/28/2021 15:00:56 -68.93, 132.87 97.84 3.22 10
13 10/28/2021 15:51:29 68.75, -59.65 81.99 10/28/2021 15:50:24 68.75, -59.71 81.99 2.47 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/16/2021
SNOs_Map_NPP_TERRA_20211016.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/16/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA