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: 5/20/2018
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 05/21/2018 19:13:16 -69.30, 69.07 131.09 05/21/2018 19:14:23 -69.16, 71.21 131.25 85.94 67
2 05/21/2018 20:03:43 68.27,-122.23 47.86 05/21/2018 20:04:04 68.28,-122.24 47.86 0.92 21
3 05/21/2018 20:54:25 -68.19, 45.20 132.24 05/21/2018 20:53:34 -68.17, 45.26 132.26 3.47 51
4 05/24/2018 11:29:55 -68.44,-173.98 132.49 05/24/2018 11:31:07 -68.40,-173.86 132.52 5.94 72
5 05/24/2018 12:20:38 68.26, -6.44 47.33 05/24/2018 12:20:35 68.24, -6.41 47.31 2.42 3
6 05/24/2018 13:11:19 -68.12, 161.05 132.82 05/24/2018 13:10:05 -68.13, 161.09 132.81 2.07 74
7 05/27/2018 03:46:47 -68.32, -58.05 133.08 05/27/2018 03:47:38 -68.30, -58.11 133.09 2.92 51
8 05/27/2018 04:37:31 68.19, 109.41 46.80 05/27/2018 04:37:05 68.19, 109.40 46.79 0.86 26
9 05/27/2018 05:27:57 -67.25, -82.11 134.16 05/27/2018 05:26:49 -67.30, -83.98 134.10 80.67 68
10 05/29/2018 19:13:17 69.31,-110.93 47.51 05/29/2018 19:14:24 69.18,-108.77 47.37 86.48 67
11 05/29/2018 20:03:42 -68.31, 57.73 133.51 05/29/2018 20:04:08 -68.30, 57.76 133.52 1.57 26
12 05/29/2018 20:54:25 68.13,-134.74 46.31 05/29/2018 20:53:36 68.13,-134.80 46.30 2.64 49
13 06/01/2018 11:29:56 68.45, 6.01 46.25 06/01/2018 11:31:07 68.44, 6.18 46.24 6.84 71
14 06/01/2018 12:20:36 -68.25, 173.58 133.95 06/01/2018 12:20:39 -68.23, 173.56 133.97 2.25 3
15 06/01/2018 13:11:19 68.08, -18.89 45.87 06/01/2018 13:10:06 68.11, -18.94 45.91 4.45 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/20/2018
SNOs_Map_NPP_TERRA_20180520.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/20/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service