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: 7/28/2018
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 07/30/2018 03:46:50 -68.40, -58.10 130.21 07/30/2018 03:47:46 -68.39, -58.05 130.23 1.94 56
2 07/30/2018 04:37:33 68.21, 109.45 49.61 07/30/2018 04:37:14 68.23, 109.40 49.63 2.67 19
3 07/30/2018 05:28:04 -67.54, -82.40 131.08 07/30/2018 05:26:54 -67.56, -83.74 131.02 57.21 70
4 08/01/2018 19:13:23 69.43,-111.07 51.52 08/01/2018 19:14:29 69.37,-108.57 51.39 98.05 66
5 08/01/2018 20:03:46 -68.33, 57.75 129.62 08/01/2018 20:04:16 -68.31, 57.73 129.64 2.33 30
6 08/01/2018 20:54:30 68.21,-134.78 50.26 08/01/2018 20:53:43 68.20,-134.75 50.26 1.12 47
7 08/04/2018 11:30:03 68.52, 5.96 51.27 08/04/2018 11:31:13 68.50, 6.21 51.24 10.61 70
8 08/04/2018 12:20:42 -68.27, 173.60 128.99 08/04/2018 12:20:45 -68.28, 173.58 128.97 2.03 3
9 08/04/2018 13:11:25 68.09, -18.87 50.85 08/04/2018 13:10:13 68.11, -18.97 50.87 5.12 72
10 08/07/2018 03:46:56 68.35, 121.94 51.83 08/07/2018 03:47:43 68.35, 121.91 51.82 1.00 47
11 08/07/2018 04:37:38 -68.26, -70.62 128.27 08/07/2018 04:37:13 -68.25, -70.58 128.28 1.92 25
12 08/07/2018 05:28:03 67.11, 98.09 50.58 08/07/2018 05:26:57 67.18, 95.85 50.70 96.94 66
13 08/09/2018 19:13:24 -69.26, 69.17 126.49 08/09/2018 19:14:32 -69.15, 71.15 126.65 78.99 68
14 08/09/2018 20:03:52 68.30,-122.22 52.53 08/09/2018 20:04:12 68.31,-122.25 52.54 2.19 20
15 08/09/2018 20:54:34 -68.20, 45.22 127.57 08/09/2018 20:53:42 -68.21, 45.26 127.55 2.11 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/28/2018
SNOs_Map_NPP_TERRA_20180730.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/28/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service