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: 2/17/2021
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 02/20/2021 02:05:08 68.71, 146.80 79.58 02/20/2021 02:06:19 68.66, 147.28 79.50 20.24 71
2 02/20/2021 02:55:45 -68.36, -45.42 100.81 02/20/2021 02:55:52 -68.39, -45.43 100.79 3.05 7
3 02/20/2021 03:46:29 68.24, 122.05 79.05 02/20/2021 03:45:20 68.21, 122.02 79.04 2.62 69
4 02/22/2021 18:21:57 68.45, -97.09 78.33 02/22/2021 18:22:48 68.47, -97.07 78.34 2.62 51
5 02/22/2021 19:12:38 -68.31, 70.42 101.84 02/22/2021 19:12:19 -68.31, 70.37 101.83 2.02 19
6 02/22/2021 20:03:07 67.38,-121.12 77.19 02/22/2021 20:01:59 67.47,-122.96 77.35 79.18 68
7 02/25/2021 09:48:26 -69.54,-150.11 101.52 02/25/2021 09:49:32 -69.46,-147.58 101.69 98.89 66
8 02/25/2021 10:38:51 68.41, 18.75 77.29 02/25/2021 10:39:16 68.39, 18.72 77.27 1.73 25
9 02/25/2021 11:29:33 -68.32,-173.82 102.82 02/25/2021 11:28:46 -68.29,-173.77 102.84 3.15 47
10 02/28/2021 02:05:03 -68.59, -33.03 103.53 02/28/2021 02:06:15 -68.55, -32.86 103.58 8.05 72
11 02/28/2021 02:55:45 68.36, 134.57 76.23 02/28/2021 02:55:43 68.37, 134.57 76.24 0.59 2
12 02/28/2021 03:46:26 -68.22, -57.92 103.94 02/28/2021 03:45:14 -68.21, -57.98 103.93 2.62 72
13 03/02/2021 18:21:55 -68.44, 82.94 104.70 03/02/2021 18:22:43 -68.46, 82.92 104.69 2.91 48
14 03/02/2021 19:12:39 68.32,-109.60 75.17 03/02/2021 19:12:10 68.33,-109.59 75.18 1.64 29
15 03/02/2021 20:03:03 -67.26, 59.02 105.95 03/02/2021 20:01:56 -67.35, 56.91 105.79 91.34 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/17/2021
SNOs_Map_NPP_TERRA_20210218.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/17/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA