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: 6/29/2018
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 06/30/2018 20:03:39 -68.33, 57.75 134.89 06/30/2018 20:04:18 -68.35, 57.77 134.88 1.89 39
2 06/30/2018 20:54:23 68.19,-134.77 44.97 06/30/2018 20:53:46 68.18,-134.79 44.95 2.12 37
3 07/03/2018 11:30:00 68.90, 5.45 45.89 07/03/2018 11:31:10 68.80, 6.58 45.76 46.71 70
4 07/03/2018 12:20:32 -68.30, 173.57 134.73 07/03/2018 12:20:47 -68.31, 173.61 134.72 2.55 15
5 07/03/2018 13:11:16 68.16, -18.95 45.13 07/03/2018 13:10:15 68.14, -18.95 45.12 2.23 61
6 07/06/2018 03:46:45 68.39, 121.91 45.61 07/06/2018 03:47:47 68.37, 121.92 45.58 1.93 62
7 07/06/2018 04:37:26 -68.26, -70.61 134.52 07/06/2018 04:37:17 -68.28, -70.56 134.51 2.63 9
8 07/06/2018 05:28:02 67.69, 97.41 44.90 07/06/2018 05:26:51 67.76, 96.48 44.99 39.71 71
9 07/08/2018 20:03:38 68.30,-122.21 45.81 07/08/2018 20:04:17 68.33,-122.25 45.83 3.21 39
10 07/08/2018 20:54:20 -68.22, 45.21 134.27 07/08/2018 20:53:47 -68.23, 45.27 134.26 2.31 33
11 07/11/2018 11:30:01 -69.09,-174.79 133.04 07/11/2018 11:31:10 -68.96,-173.24 133.22 63.57 69
12 07/11/2018 12:20:32 68.27, -6.39 46.12 07/11/2018 12:20:47 68.28, -6.44 46.12 1.76 15
13 07/11/2018 13:11:14 -68.19, 161.03 133.96 07/11/2018 13:10:17 -68.19, 161.09 133.97 2.33 57

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/29/2018
SNOs_Map_NPP_TERRA_20180629.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/29/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service