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: 6/24/2020
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 06/25/2020 02:55:40 -68.40, -45.40 135.08 06/25/2020 02:56:47 -68.39, -45.36 135.09 1.68 67
2 06/25/2020 03:46:23 68.21, 122.14 44.74 06/25/2020 03:46:15 68.23, 122.08 44.75 2.83 8
3 06/25/2020 04:37:00 -67.92, -70.17 135.56 06/25/2020 04:35:47 -67.95, -70.61 135.52 18.62 73
4 06/27/2020 19:12:32 -68.33, 70.47 135.04 06/27/2020 19:13:16 -68.34, 70.45 135.04 0.99 44
5 06/27/2020 20:03:16 68.20,-122.06 44.83 06/27/2020 20:02:43 68.22,-122.04 44.85 2.57 33
6 06/30/2020 10:38:57 69.10, 17.90 45.90 06/30/2020 10:40:05 68.99, 19.51 45.76 65.30 68
7 06/30/2020 11:29:25 -68.26,-173.67 134.96 06/30/2020 11:29:46 -68.28,-173.74 134.94 3.14 21
8 06/30/2020 12:20:09 68.14, -6.20 44.92 06/30/2020 12:19:13 68.16, -6.23 44.94 2.68 56
9 07/03/2020 02:55:38 68.39, 134.62 45.38 07/03/2020 02:56:45 68.36, 134.62 45.34 2.90 67
10 07/03/2020 03:46:19 -68.25, -57.88 134.77 07/03/2020 03:46:15 -68.27, -57.87 134.75 1.79 4
11 07/03/2020 04:36:58 67.86, 109.92 44.84 07/03/2020 04:35:46 67.92, 109.37 44.92 24.12 72
12 07/05/2020 19:12:31 68.33,-109.52 45.57 07/05/2020 19:13:14 68.35,-109.52 45.58 1.82 43
13 07/05/2020 20:03:12 -68.19, 57.98 134.58 07/05/2020 20:02:45 -68.20, 57.93 134.57 2.04 27

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/24/2020
SNOs_Map_NPP_TERRA_20200624.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/24/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service