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: 8/12/2018
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 08/15/2018 03:47:00 -68.34, -58.05 125.83 08/15/2018 03:47:43 -68.35, -58.10 125.83 2.07 43
2 08/15/2018 04:37:44 68.22, 109.41 54.06 08/15/2018 04:37:10 68.24, 109.42 54.08 2.02 34
3 08/17/2018 19:13:25 68.97,-110.45 55.66 08/17/2018 19:14:35 68.85,-109.24 55.50 50.34 70
4 08/17/2018 20:03:57 -68.34, 57.71 124.99 08/17/2018 20:04:12 -68.34, 57.78 124.99 2.60 15
5 08/17/2018 20:54:40 68.17,-134.76 54.86 08/17/2018 20:53:40 68.18,-134.77 54.87 1.21 60
6 08/20/2018 11:30:11 68.39, 6.10 55.93 08/20/2018 11:31:12 68.41, 6.10 55.94 2.26 61
7 08/20/2018 12:20:53 -68.29, 173.55 124.17 08/20/2018 12:20:42 -68.30, 173.60 124.16 2.68 11
8 08/20/2018 13:11:28 67.69, -18.39 55.24 08/20/2018 13:10:17 67.74, -19.41 55.31 43.05 71
9 08/23/2018 03:47:07 68.34, 121.93 56.77 08/23/2018 03:47:43 68.32, 121.87 56.75 3.52 36
10 08/23/2018 04:37:49 -68.24, -70.62 123.33 08/23/2018 04:37:13 -68.22, -70.62 123.35 2.60 36
11 08/25/2018 19:13:28 -68.94, 69.60 121.72 08/25/2018 19:14:38 -68.80, 70.69 121.88 46.38 70
12 08/25/2018 20:04:02 68.30,-122.25 57.64 08/25/2018 20:04:12 68.30,-122.28 57.64 1.33 10
13 08/25/2018 20:54:44 -68.19, 45.21 122.46 08/25/2018 20:53:42 -68.20, 45.23 122.45 1.19 62

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/12/2018
SNOs_Map_NPP_TERRA_20180813.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/12/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service