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: 5/11/2021
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 05/13/2021 17:31:09 -68.95, 94.98 129.72 05/13/2021 17:32:20 -68.86, 95.70 129.82 30.34 71
2 05/13/2021 18:21:47 68.51, -97.11 49.82 05/13/2021 18:21:51 68.53, -97.07 49.84 2.74 4
3 05/13/2021 19:12:28 -68.37, 70.39 130.34 05/13/2021 19:11:22 -68.36, 70.36 130.34 1.18 66
4 05/16/2021 09:48:00 -68.61,-148.79 130.70 05/16/2021 09:48:51 -68.60,-148.74 130.72 2.16 51
5 05/16/2021 10:38:43 68.44, 18.74 49.12 05/16/2021 10:38:19 68.43, 18.69 49.11 2.35 24
6 05/16/2021 11:29:10 -67.54,-172.81 131.80 05/16/2021 11:28:02 -67.60,-174.64 131.73 78.00 68
7 05/19/2021 01:14:29 69.43, 158.52 49.56 05/19/2021 01:15:36 69.33, 160.43 49.43 75.73 67
8 05/19/2021 02:04:56 -68.54, -32.93 131.37 05/19/2021 02:05:18 -68.56, -32.92 131.35 2.25 22
9 05/19/2021 02:55:39 68.42, 134.53 48.51 05/19/2021 02:54:44 68.43, 134.58 48.52 2.75 55
10 05/21/2021 17:31:10 68.62, -84.59 48.18 05/21/2021 17:32:14 68.60, -84.61 48.16 1.74 64
11 05/21/2021 18:21:52 -68.52, 82.86 131.94 05/21/2021 18:21:44 -68.51, 82.90 131.95 2.48 8
12 05/21/2021 19:12:28 67.98,-109.14 47.51 05/21/2021 19:11:17 68.05,-110.00 47.59 36.54 71
13 05/24/2021 09:48:06 68.56, 31.25 47.60 05/24/2021 09:48:41 68.55, 31.20 47.59 2.34 35
14 05/24/2021 10:38:48 -68.45,-161.29 132.52 05/24/2021 10:38:11 -68.45,-161.28 132.52 0.46 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/11/2021
SNOs_Map_NPP_TERRA_20210511.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/11/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA