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: 5/31/2018
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 06/01/2018 11:29:57 68.52, 5.92 46.33 06/01/2018 11:31:08 68.46, 6.20 46.26 13.20 71
2 06/01/2018 12:20:35 -68.23, 173.61 133.98 06/01/2018 12:20:40 -68.24, 173.57 133.96 2.49 5
3 06/01/2018 13:11:20 68.15, -18.98 45.94 06/01/2018 13:10:07 68.13, -18.91 45.93 3.08 73
4 06/04/2018 03:46:49 68.35, 121.91 45.82 06/04/2018 03:47:40 68.36, 121.96 45.83 2.37 51
5 06/04/2018 04:37:30 -68.22, -70.60 134.32 06/04/2018 04:37:11 -68.20, -70.60 134.34 2.01 19
6 06/04/2018 05:27:59 67.28, 97.86 44.73 06/04/2018 05:26:51 67.36, 96.08 44.83 77.00 68
7 06/06/2018 20:03:43 68.29,-122.25 45.48 06/06/2018 20:04:11 68.31,-122.23 45.49 2.21 28
8 06/06/2018 20:54:24 -68.16, 45.24 134.67 06/06/2018 20:53:42 -68.16, 45.22 134.67 1.20 42
9 06/09/2018 11:30:00 -68.74,-174.37 134.31 06/09/2018 11:31:11 -68.60,-173.65 134.46 33.07 71
10 06/09/2018 12:20:37 68.24, -6.40 45.18 06/09/2018 12:20:42 68.26, -6.42 45.20 2.21 5
11 06/09/2018 13:11:18 -68.10, 161.09 134.96 06/09/2018 13:10:13 -68.10, 161.03 134.96 2.30 65
12 06/12/2018 03:46:47 -68.37, -58.10 134.88 06/12/2018 03:47:44 -68.38, -58.05 134.88 2.48 57
13 06/12/2018 04:37:30 68.19, 109.44 44.93 06/12/2018 04:37:12 68.20, 109.39 44.95 2.51 18
14 06/12/2018 05:28:01 -67.51, -82.41 135.75 06/12/2018 05:26:51 -67.60, -83.67 135.65 54.63 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/31/2018
SNOs_Map_NPP_TERRA_20180531.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/31/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service