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: 9/7/2018
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 09/08/2018 02:56:47 -69.30, -46.69 116.55 09/08/2018 02:57:55 -69.16, -44.73 116.70 78.69 68
2 09/08/2018 03:47:15 68.32, 121.93 62.48 09/08/2018 03:47:35 68.33, 121.88 62.49 2.27 20
3 09/08/2018 04:37:57 -68.23, -70.63 117.60 09/08/2018 04:37:05 -68.22, -70.62 117.61 1.41 52
4 09/10/2018 19:13:27 -68.41, 70.29 116.44 09/10/2018 19:14:36 -68.43, 70.23 116.42 3.04 69
5 09/10/2018 20:04:11 68.29,-122.26 63.46 09/10/2018 20:04:03 68.32,-122.25 63.48 2.81 8
6 09/10/2018 20:54:49 -67.98, 45.46 116.84 09/10/2018 20:53:36 -68.04, 45.05 116.79 18.09 73
7 09/13/2018 11:30:23 -68.37,-173.90 115.45 09/13/2018 11:31:04 -68.40,-173.92 115.43 2.80 41
8 09/13/2018 12:21:07 68.26, -6.45 64.45 09/13/2018 12:20:31 68.29, -6.41 64.47 3.29 36
9 09/16/2018 02:56:46 68.92, 133.82 66.12 09/16/2018 02:57:56 68.80, 134.82 65.99 42.82 70
10 09/16/2018 03:47:19 -68.34, -58.09 114.46 09/16/2018 03:47:32 -68.36, -58.08 114.44 1.70 13
11 09/16/2018 04:38:03 68.23, 109.36 65.45 09/16/2018 04:36:59 68.24, 109.42 65.46 2.90 64
12 09/18/2018 19:13:32 68.41,-109.73 66.64 09/18/2018 19:14:29 68.41,-109.77 66.63 1.82 57
13 09/18/2018 20:04:14 -68.31, 57.72 113.45 09/18/2018 20:03:59 -68.30, 57.74 113.46 1.36 15
14 09/18/2018 20:54:46 67.55,-134.03 65.81 09/18/2018 20:53:36 67.62,-135.41 65.87 58.95 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/7/2018
SNOs_Map_NPP_TERRA_20180907.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/07/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service