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: 2/3/2018
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 02/04/2018 02:56:03 68.37, 134.57 84.59 02/04/2018 02:56:57 68.34, 134.58 84.56 2.83 54
2 02/04/2018 03:46:43 -68.24, -57.95 95.55 02/04/2018 03:46:26 -68.24, -57.91 95.56 1.68 17
3 02/04/2018 04:37:14 67.40, 110.39 83.57 02/04/2018 04:36:05 67.45, 108.83 83.67 67.07 69
4 02/06/2018 19:12:54 68.30,-109.56 83.71 02/06/2018 19:13:26 68.31,-109.58 83.71 1.22 32
5 02/06/2018 20:03:35 -68.17, 57.92 96.44 02/06/2018 20:02:57 -68.15, 57.87 96.46 3.14 38
6 02/09/2018 10:39:12 -68.90,-161.89 96.51 02/09/2018 10:40:22 -68.79,-160.76 96.66 47.09 70
7 02/09/2018 11:29:47 68.29, 6.23 82.85 02/09/2018 11:29:56 68.28, 6.27 82.84 1.76 9
8 02/09/2018 12:20:27 -68.11, 173.78 97.35 02/09/2018 12:19:27 -68.13, 173.72 97.33 3.54 60
9 02/12/2018 02:55:55 -68.36, -45.39 97.95 02/12/2018 02:56:59 -68.38, -45.38 97.93 2.80 64
10 02/12/2018 03:46:39 68.23, 122.09 81.91 02/12/2018 03:46:27 68.20, 122.05 81.89 3.27 12
11 02/12/2018 04:37:14 -67.77, -70.03 98.58 02/12/2018 04:36:02 -67.83, -70.76 98.49 31.28 72
12 02/14/2018 19:12:47 -68.29, 70.47 98.92 02/14/2018 19:13:30 -68.31, 70.41 98.91 3.27 43
13 02/14/2018 20:03:30 68.17,-122.06 80.94 02/14/2018 20:02:56 68.18,-122.10 80.96 2.43 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/3/2018
SNOs_Map_NPP_TERRA_20180203.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/03/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service