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: 4/15/2021
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 04/17/2021 02:04:46 -68.51, -32.88 122.11 04/17/2021 02:05:47 -68.53, -32.94 122.10 3.13 61
2 04/17/2021 02:55:30 68.43, 134.54 57.81 04/17/2021 02:55:13 68.42, 134.57 57.79 2.23 17
3 04/17/2021 03:46:02 -67.82, -57.37 122.83 04/17/2021 03:44:51 -67.86, -58.45 122.78 45.59 71
4 04/19/2021 18:21:39 -68.52, 82.90 123.03 04/19/2021 18:22:14 -68.49, 82.89 123.06 2.90 35
5 04/19/2021 19:12:23 68.39,-109.63 56.83 04/19/2021 19:11:41 68.38,-109.60 56.82 1.52 42
6 04/22/2021 09:47:57 68.93, 30.81 56.49 04/22/2021 09:49:07 68.83, 31.56 56.38 31.87 70
7 04/22/2021 10:38:32 -68.47,-161.26 123.99 04/22/2021 10:38:42 -68.45,-161.28 124.02 2.51 10
8 04/22/2021 11:29:16 68.35, 6.21 55.87 04/22/2021 11:28:09 68.33, 6.22 55.86 1.59 67
9 04/25/2021 02:04:44 68.57, 147.07 55.24 04/25/2021 02:05:39 68.56, 147.09 55.22 1.41 55
10 04/25/2021 02:55:25 -68.43, -45.43 124.92 04/25/2021 02:55:10 -68.40, -45.46 124.95 3.20 15
11 04/25/2021 03:45:57 67.66, 122.85 54.29 04/25/2021 03:44:48 67.66, 121.32 54.31 64.46 69
12 04/27/2021 18:21:36 68.53, -97.10 54.34 04/27/2021 18:22:06 68.50, -97.10 54.31 3.26 30
13 04/27/2021 19:12:17 -68.39, 70.40 125.82 04/27/2021 19:11:36 -68.40, 70.42 125.81 1.94 41

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/15/2021
SNOs_Map_NPP_TERRA_20210415.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/15/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA