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: 9/10/2018
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 09/10/2018 19:13:28 -68.44, 70.24 116.40 09/10/2018 19:14:37 -68.42, 70.22 116.43 2.79 69
2 09/10/2018 20:04:12 68.32,-122.30 63.49 09/10/2018 20:04:04 68.31,-122.27 63.48 2.05 8
3 09/10/2018 20:54:50 -68.02, 45.41 116.81 09/10/2018 20:53:37 -68.03, 45.04 116.79 15.52 73
4 09/13/2018 11:30:24 -68.41,-173.95 115.42 09/13/2018 11:31:05 -68.43,-173.89 115.40 3.43 41
5 09/13/2018 12:21:07 68.24, -6.42 64.43 09/13/2018 12:20:33 68.26, -6.44 64.45 2.76 34
6 09/16/2018 02:56:46 68.96, 133.77 66.15 09/16/2018 02:57:56 68.88, 134.92 66.08 46.59 70
7 09/16/2018 03:47:18 -68.32, -58.07 114.48 09/16/2018 03:47:34 -68.33, -58.12 114.47 2.48 16
8 09/16/2018 04:38:02 68.21, 109.39 65.43 09/16/2018 04:37:01 68.21, 109.38 65.43 0.87 61
9 09/18/2018 19:13:33 68.44,-109.77 66.67 09/18/2018 19:14:32 68.45,-109.74 66.67 1.48 59
10 09/18/2018 20:04:14 -68.29, 57.74 113.47 09/18/2018 20:04:03 -68.29, 57.71 113.48 1.44 11
11 09/18/2018 20:54:48 67.64,-134.13 65.89 09/18/2018 20:53:38 67.72,-135.31 65.97 50.63 70
12 09/21/2018 11:30:29 68.42, 6.03 67.68 09/21/2018 11:31:01 68.40, 6.09 67.67 2.73 32
13 09/21/2018 12:21:10 -68.26, 173.55 112.46 09/21/2018 12:20:32 -68.25, 173.54 112.48 1.43 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/10/2018
SNOs_Map_NPP_TERRA_20180910.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/10/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service