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: 5/23/2020
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 05/24/2020 02:55:48 -68.35, -45.41 132.60 05/24/2020 02:56:49 -68.34, -45.45 132.62 2.40 61
2 05/24/2020 03:46:32 68.23, 122.06 47.27 05/24/2020 03:46:16 68.23, 122.07 47.27 0.56 16
3 05/24/2020 04:37:05 -67.66, -69.91 133.31 05/24/2020 04:35:54 -67.67, -70.95 133.29 43.78 71
4 05/26/2020 19:12:42 -68.31, 70.42 133.11 05/26/2020 19:13:18 -68.32, 70.41 133.11 0.41 36
5 05/26/2020 20:03:26 68.20,-122.12 46.77 05/26/2020 20:02:45 68.21,-122.08 46.78 2.31 41
6 05/29/2020 10:39:01 68.80, 18.23 46.97 05/29/2020 10:40:11 68.68, 19.10 46.84 37.57 70
7 05/29/2020 11:29:35 -68.28,-173.76 133.57 05/29/2020 11:29:46 -68.29,-173.74 133.56 1.64 11
8 05/29/2020 12:20:18 68.11, -6.24 46.26 05/29/2020 12:19:14 68.12, -6.29 46.27 2.80 64
9 06/01/2020 02:55:47 68.34, 134.62 46.12 06/01/2020 02:56:45 68.36, 134.60 46.14 2.51 58
10 06/01/2020 03:46:29 -68.24, -57.94 133.98 06/01/2020 03:46:15 -68.26, -57.89 133.97 2.50 14
11 06/01/2020 04:37:02 67.54, 110.25 45.30 06/01/2020 04:35:52 67.58, 108.97 45.36 54.61 70
12 06/03/2020 19:12:41 68.31,-109.57 45.76 06/03/2020 19:13:14 68.32,-109.57 45.77 1.01 33
13 06/03/2020 20:03:22 -68.16, 57.94 134.40 06/03/2020 20:02:45 -68.16, 57.88 134.40 2.80 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/23/2020
SNOs_Map_NPP_TERRA_20200523.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/23/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service