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: 9/13/2018
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 -68.37,-173.89 115.46 09/13/2018 11:31:05 -68.39,-173.92 115.44 2.87 42
2 09/13/2018 12:21:07 68.25, -6.43 64.44 09/13/2018 12:20:33 68.23, -6.47 64.42 2.61 34
3 09/16/2018 02:56:47 68.97, 133.76 66.16 09/16/2018 02:57:57 68.81, 134.85 66.00 46.92 70
4 09/16/2018 03:47:19 -68.34, -58.09 114.46 09/16/2018 03:47:33 -68.37, -58.07 114.43 3.22 14
5 09/16/2018 04:38:02 68.22, 109.37 65.44 09/16/2018 04:37:00 68.20, 109.38 65.42 2.36 62
6 09/18/2018 19:13:32 68.40,-109.72 66.63 09/18/2018 19:14:30 68.42,-109.74 66.65 2.40 58
7 09/18/2018 20:04:14 -68.31, 57.72 113.45 09/18/2018 20:04:00 -68.32, 57.76 113.45 1.99 14
8 09/18/2018 20:54:47 67.60,-134.08 65.86 09/18/2018 20:53:37 67.64,-135.38 65.89 55.16 70
9 09/21/2018 11:30:28 68.38, 6.08 67.65 09/21/2018 11:30:58 68.35, 6.06 67.62 3.27 30
10 09/21/2018 12:21:09 -68.23, 173.59 112.49 09/21/2018 12:20:28 -68.25, 173.57 112.47 2.39 41
11 09/24/2018 02:56:44 -68.69, -45.86 111.02 09/24/2018 02:57:55 -68.61, -45.39 111.10 21.00 71
12 09/24/2018 03:47:23 68.31, 121.95 68.62 09/24/2018 03:47:25 68.32, 121.90 68.63 2.16 2
13 09/24/2018 04:38:05 -68.21, -70.61 111.47 09/24/2018 04:36:55 -68.22, -70.58 111.47 1.55 70
14 09/26/2018 19:13:35 -68.40, 70.29 110.26 09/26/2018 19:14:25 -68.39, 70.23 110.28 2.69 50
15 09/26/2018 20:04:18 68.29,-122.26 69.64 09/26/2018 20:03:51 68.26,-122.28 69.61 3.11 27
16 09/26/2018 20:54:43 -67.27, 46.31 111.35 09/26/2018 20:53:36 -67.33, 44.28 111.32 86.94 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/13/2018
SNOs_Map_NPP_TERRA_20180913.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/13/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service