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: 9/12/2018
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 09/13/2018 11:30:23 -68.39,-173.92 115.44 09/13/2018 11:31:05 -68.39,-173.93 115.44 0.39 42
2 09/13/2018 12:21:07 68.27, -6.46 64.46 09/13/2018 12:20:32 68.28, -6.41 64.47 2.34 35
3 09/16/2018 02:56:47 68.99, 133.72 66.19 09/16/2018 02:57:57 68.85, 134.89 66.04 49.20 70
4 09/16/2018 03:47:19 -68.36, -58.12 114.44 09/16/2018 03:47:34 -68.35, -58.09 114.45 1.49 15
5 09/16/2018 04:38:02 68.19, 109.41 65.41 09/16/2018 04:37:02 68.18, 109.35 65.40 2.53 60
6 09/18/2018 19:13:33 68.43,-109.75 66.66 09/18/2018 19:14:33 68.42,-109.76 66.65 0.68 60
7 09/18/2018 20:04:15 -68.33, 57.69 113.43 09/18/2018 20:04:03 -68.32, 57.75 113.45 2.82 12
8 09/18/2018 20:54:49 67.68,-134.18 65.93 09/18/2018 20:53:38 67.75,-135.27 66.00 46.65 71
9 09/21/2018 11:30:28 68.40, 6.05 67.67 09/21/2018 11:31:01 68.39, 6.08 67.66 1.85 33
10 09/21/2018 12:21:09 -68.25, 173.56 112.47 09/21/2018 12:20:32 -68.23, 173.53 112.49 2.33 37
11 09/24/2018 02:56:47 -68.86, -46.10 110.84 09/24/2018 02:57:58 -68.76, -45.23 110.94 36.93 71
12 09/24/2018 03:47:23 68.32, 121.92 68.64 09/24/2018 03:47:31 68.31, 121.86 68.62 3.03 8
13 09/24/2018 04:38:05 -68.22, -70.63 111.46 09/24/2018 04:37:01 -68.21, -70.62 111.47 1.71 64

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/12/2018
SNOs_Map_NPP_TERRA_20180912.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/12/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service