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: 5/6/2019
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 05/08/2019 19:12:54 -68.35, 70.35 128.94 05/08/2019 19:13:37 -68.37, 70.42 128.92 3.65 43
2 05/08/2019 20:03:38 68.23,-122.19 50.94 05/08/2019 20:03:05 68.21,-122.13 50.92 3.12 33
3 05/11/2019 10:39:19 68.99, 17.94 51.02 05/11/2019 10:40:28 68.93, 19.35 50.95 56.73 69
4 05/11/2019 11:29:50 -68.31,-173.83 129.68 05/11/2019 11:30:07 -68.32,-173.77 129.68 2.56 17
5 05/11/2019 12:20:33 68.14, -6.30 50.14 05/11/2019 12:19:35 68.15, -6.32 50.15 1.75 58
6 05/14/2019 02:56:04 68.37, 134.54 49.72 05/14/2019 02:57:07 68.36, 134.53 49.71 0.95 63
7 05/14/2019 03:46:46 -68.27, -58.01 130.39 05/14/2019 03:46:37 -68.25, -57.96 130.41 2.43 9
8 05/14/2019 04:37:22 67.72, 109.98 49.05 05/14/2019 04:36:11 67.75, 109.09 49.08 37.66 71
9 05/16/2019 19:12:59 68.33,-109.65 49.05 05/16/2019 19:13:35 68.34,-109.61 49.06 1.92 36
10 05/16/2019 20:03:40 -68.18, 57.87 131.12 05/16/2019 20:03:06 -68.19, 57.83 131.11 1.81 34
11 05/19/2019 10:39:20 -68.89,-161.93 130.98 05/19/2019 10:40:31 -68.78,-160.85 131.10 45.15 71
12 05/19/2019 11:29:54 68.25, 6.23 48.37 05/19/2019 11:30:05 68.27, 6.18 48.39 3.07 11
13 05/19/2019 12:20:36 -68.14, 173.68 131.75 05/19/2019 12:19:35 -68.17, 173.69 131.72 2.85 61

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/6/2019
SNOs_Map_NPP_TERRA_20190506.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/06/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service