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: 7/16/2018
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 07/16/2018 20:03:35 -68.33, 57.78 133.02 07/16/2018 20:04:18 -68.36, 57.78 133.00 2.77 43
2 07/16/2018 20:54:19 68.20,-134.74 46.85 07/16/2018 20:53:46 68.18,-134.79 46.84 2.54 33
3 07/19/2018 11:29:58 69.03, 5.31 48.17 07/19/2018 11:31:07 68.95, 6.76 48.06 58.23 69
4 07/19/2018 12:20:28 -68.30, 173.59 132.57 07/19/2018 12:20:47 -68.30, 173.58 132.58 0.94 19
5 07/19/2018 13:11:12 68.17, -18.93 47.30 07/19/2018 13:10:14 68.18, -18.91 47.31 0.79 58
6 07/22/2018 03:46:40 68.36, 121.98 47.99 07/22/2018 03:47:46 68.39, 121.94 48.01 3.29 66
7 07/22/2018 04:37:22 -68.28, -70.60 132.09 07/22/2018 04:37:16 -68.29, -70.55 132.08 2.32 6
8 07/22/2018 05:28:00 67.83, 97.28 47.46 07/22/2018 05:26:48 67.89, 96.63 47.54 28.10 72
9 07/24/2018 20:03:34 68.34,-122.22 48.53 07/24/2018 20:04:16 68.32,-122.27 48.50 3.38 42
10 07/24/2018 20:54:15 -68.20, 45.28 131.61 07/24/2018 20:53:46 -68.22, 45.25 131.59 2.32 29
11 07/27/2018 11:29:58 -69.19,-174.89 130.02 07/27/2018 11:31:06 -69.09,-173.07 130.17 73.05 68
12 07/27/2018 12:20:28 68.33, -6.42 49.10 07/27/2018 12:20:45 68.30, -6.41 49.07 3.13 17
13 07/27/2018 13:11:09 -68.18, 161.08 131.04 07/27/2018 13:10:15 -68.21, 161.11 131.02 2.87 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/16/2018
SNOs_Map_NPP_TERRA_20180716.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/16/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service