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: 2/26/2018
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 02/28/2018 02:55:46 -68.59, -45.65 103.43 02/28/2018 02:56:57 -68.52, -45.20 103.52 19.88 71
2 02/28/2018 03:46:26 68.25, 122.11 76.20 02/28/2018 03:46:27 68.25, 122.12 76.20 0.85 1
3 02/28/2018 04:37:07 -68.12, -70.41 103.95 02/28/2018 04:35:57 -68.14, -70.38 103.92 2.68 70
4 03/02/2018 19:12:34 -68.33, 70.47 104.73 03/02/2018 19:13:32 -68.34, 70.44 104.73 1.56 58
5 03/02/2018 20:03:18 68.20,-122.05 75.13 03/02/2018 20:02:59 68.23,-122.04 75.16 3.39 19
6 03/02/2018 20:53:49 -67.53, 46.09 105.58 03/02/2018 20:52:39 -67.57, 44.82 105.50 54.23 70
7 03/05/2018 11:29:25 -68.28,-173.68 105.81 03/05/2018 11:30:04 -68.31,-173.73 105.79 3.32 39
8 03/05/2018 12:20:10 68.21, -6.28 74.10 03/05/2018 12:19:31 68.20, -6.22 74.09 2.96 39
9 03/08/2018 02:55:49 69.07, 133.73 73.98 03/08/2018 02:56:57 68.98, 135.33 73.84 64.49 68
10 03/08/2018 03:46:18 -68.29, -57.91 106.85 03/08/2018 03:46:38 -68.26, -57.92 106.88 2.70 20
11 03/08/2018 04:37:02 68.17, 109.56 73.02 03/08/2018 04:36:05 68.15, 109.59 73.01 2.23 57
12 03/10/2018 19:12:30 68.44,-109.64 72.27 03/10/2018 19:13:41 68.42,-109.50 72.24 6.01 71
13 03/10/2018 20:03:10 -68.24, 57.93 107.95 03/10/2018 20:03:12 -68.27, 57.95 107.92 2.85 2
14 03/10/2018 20:53:53 68.07,-134.54 71.87 03/10/2018 20:52:40 68.10,-134.61 71.90 4.06 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/26/2018
SNOs_Map_NPP_TERRA_20180226.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/26/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service