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: 11/8/2017
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 11/08/2017 03:47:26 68.19, 122.05 84.71 11/08/2017 03:46:32 68.22, 122.01 84.73 2.97 54
2 11/10/2017 18:22:56 68.47, -97.17 85.72 11/10/2017 18:24:04 68.45, -97.11 85.71 3.53 68
3 11/10/2017 19:13:36 -68.29, 70.39 94.46 11/10/2017 19:13:35 -68.29, 70.33 94.45 2.52 1
4 11/10/2017 20:04:17 68.00,-121.93 85.27 11/10/2017 20:03:04 68.07,-122.29 85.33 16.82 73
5 11/13/2017 10:39:48 68.39, 18.71 86.36 11/13/2017 10:40:33 68.42, 18.73 86.39 3.36 45
6 11/13/2017 11:30:29 -68.25,-173.79 93.77 11/13/2017 11:30:04 -68.26,-173.83 93.77 1.89 25
7 11/16/2017 02:06:15 -69.38, -34.17 91.98 11/16/2017 02:07:22 -69.27, -31.95 92.06 88.19 67
8 11/16/2017 02:56:42 68.36, 134.52 87.02 11/16/2017 02:57:04 68.33, 134.50 86.99 3.42 22
9 11/16/2017 03:47:23 -68.21, -57.98 93.12 11/16/2017 03:46:34 -68.23, -57.98 93.11 1.53 49
10 11/18/2017 18:22:54 -68.55, 82.73 92.16 11/18/2017 18:24:05 -68.53, 82.98 92.18 10.58 71
11 11/18/2017 19:13:35 68.27,-109.60 87.58 11/18/2017 19:13:34 68.29,-109.65 87.60 2.94 1
12 11/18/2017 20:04:17 -68.18, 57.83 92.51 11/18/2017 20:03:04 -68.20, 57.86 92.50 2.14 73
13 11/21/2017 10:39:46 -68.41,-161.32 91.69 11/21/2017 10:40:37 -68.39,-161.31 91.72 3.22 51
14 11/21/2017 11:30:29 68.25, 6.20 88.16 11/21/2017 11:30:04 68.26, 6.19 88.17 1.53 25
15 11/21/2017 12:20:56 -67.35, 174.63 92.73 11/21/2017 12:19:48 -67.39, 172.81 92.72 77.67 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/8/2017
SNOs_Map_NPP_TERRA_20171108.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/08/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service