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: 5/9/2021
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 05/11/2021 02:04:50 68.53, 147.09 50.51 05/11/2021 02:05:24 68.56, 147.09 50.54 3.06 34
2 05/11/2021 02:55:32 -68.45, -45.48 129.59 05/11/2021 02:54:54 -68.45, -45.41 129.59 2.71 38
3 05/13/2021 17:31:09 -68.95, 94.98 129.72 05/13/2021 17:32:20 -68.86, 95.70 129.83 30.31 71
4 05/13/2021 18:21:47 68.51, -97.12 49.82 05/13/2021 18:21:51 68.52, -97.07 49.83 2.23 4
5 05/13/2021 19:12:28 -68.37, 70.39 130.34 05/13/2021 19:11:22 -68.36, 70.36 130.34 1.28 66
6 05/16/2021 09:48:00 -68.61,-148.79 130.71 05/16/2021 09:48:51 -68.60,-148.74 130.72 1.92 51
7 05/16/2021 10:38:43 68.44, 18.75 49.12 05/16/2021 10:38:19 68.42, 18.69 49.11 2.56 24
8 05/16/2021 11:29:10 -67.53,-172.81 131.80 05/16/2021 11:28:02 -67.60,-174.64 131.73 78.15 68
9 05/19/2021 01:14:29 69.43, 158.52 49.55 05/19/2021 01:15:36 69.32, 160.43 49.43 75.47 67
10 05/19/2021 02:04:56 -68.53, -32.92 131.37 05/19/2021 02:05:18 -68.56, -32.92 131.35 3.04 22
11 05/19/2021 02:55:40 68.42, 134.53 48.51 05/19/2021 02:54:45 68.43, 134.58 48.52 2.83 55
12 05/21/2021 17:31:10 68.61, -84.58 48.17 05/21/2021 17:32:14 68.61, -84.61 48.16 1.00 64
13 05/21/2021 18:21:52 -68.51, 82.87 131.95 05/21/2021 18:21:44 -68.51, 82.91 131.95 1.65 8
14 05/21/2021 19:12:28 67.97,-109.13 47.50 05/21/2021 19:11:17 68.05,-110.00 47.59 37.10 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/9/2021
SNOs_Map_NPP_TERRA_20210509.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/09/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA