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: 7/6/2018
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 07/08/2018 20:03:38 68.34,-122.25 45.85 07/08/2018 20:04:16 68.34,-122.24 45.85 0.91 38
2 07/08/2018 20:54:19 -68.21, 45.23 134.28 07/08/2018 20:53:47 -68.19, 45.21 134.30 2.74 32
3 07/11/2018 11:30:00 -69.08,-174.77 133.05 07/11/2018 11:31:09 -68.97,-173.23 133.21 62.70 69
4 07/11/2018 12:20:32 68.31, -6.43 46.16 07/11/2018 12:20:46 68.29, -6.42 46.14 1.76 14
5 07/11/2018 13:11:13 -68.18, 161.05 133.97 07/11/2018 13:10:16 -68.20, 161.10 133.96 2.59 57
6 07/14/2018 03:46:42 -68.41, -58.10 133.36 07/14/2018 03:47:48 -68.41, -58.04 133.37 2.29 66
7 07/14/2018 04:37:25 68.23, 109.45 46.46 07/14/2018 04:37:16 68.24, 109.39 46.47 2.58 9
8 07/14/2018 05:28:02 -67.88, -82.80 133.90 07/14/2018 05:26:50 -67.92, -83.35 133.84 23.65 72
9 07/16/2018 20:03:36 -68.38, 57.72 132.97 07/16/2018 20:04:18 -68.36, 57.76 133.00 3.31 42
10 07/16/2018 20:54:19 68.20,-134.74 46.86 07/16/2018 20:53:45 68.23,-134.74 46.89 3.36 34
11 07/19/2018 11:29:58 69.03, 5.31 48.17 07/19/2018 11:31:07 68.94, 6.74 48.05 57.90 69
12 07/19/2018 12:20:28 -68.30, 173.60 132.58 07/19/2018 12:20:47 -68.29, 173.57 132.59 1.66 19
13 07/19/2018 13:11:12 68.18, -18.94 47.31 07/19/2018 13:10:14 68.17, -18.94 47.30 1.31 58

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/6/2018
SNOs_Map_NPP_TERRA_20180707.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/06/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service