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: 2/2/2018
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 02:56:02 68.35, 134.60 84.57 02/04/2018 02:56:56 68.35, 134.60 84.57 0.53 54
2 02/04/2018 03:46:43 -68.22, -57.92 95.57 02/04/2018 03:46:27 -68.20, -57.96 95.60 3.32 16
3 02/04/2018 04:37:14 67.38, 110.42 83.55 02/04/2018 04:36:05 67.46, 108.84 83.69 67.64 69
4 02/06/2018 19:12:54 68.28,-109.54 83.69 02/06/2018 19:13:26 68.30,-109.58 83.70 2.79 32
5 02/06/2018 20:03:36 -68.21, 57.87 96.40 02/06/2018 20:02:56 -68.21, 57.93 96.41 2.60 40
6 02/09/2018 10:39:12 -68.88,-161.86 96.52 02/09/2018 10:40:22 -68.76,-160.79 96.69 45.38 70
7 02/09/2018 11:29:47 68.27, 6.25 82.83 02/09/2018 11:29:56 68.24, 6.23 82.80 3.30 9
8 02/09/2018 12:20:28 -68.14, 173.73 97.32 02/09/2018 12:19:26 -68.15, 173.75 97.30 1.01 62
9 02/12/2018 02:55:54 -68.34, -45.36 97.97 02/12/2018 02:56:57 -68.36, -45.40 97.95 2.80 63
10 02/12/2018 03:46:38 68.21, 122.11 81.89 02/12/2018 03:46:24 68.23, 122.10 81.92 2.53 14
11 02/12/2018 04:37:12 -67.70, -69.94 98.65 02/12/2018 04:36:01 -67.75, -70.83 98.56 38.09 71
12 02/14/2018 19:12:47 -68.33, 70.43 98.88 02/14/2018 19:13:26 -68.35, 70.47 98.87 2.32 39
13 02/14/2018 20:03:31 68.21,-122.11 80.98 02/14/2018 20:02:53 68.21,-122.04 81.00 2.76 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/2/2018
SNOs_Map_NPP_TERRA_20180202.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service