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: 2/26/2020
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 02/28/2020 19:12:42 68.42,-109.71 76.32 02/28/2020 19:13:53 68.42,-109.71 76.31 0.44 71
2 02/28/2020 20:03:23 -68.29, 57.77 103.83 02/28/2020 20:03:23 -68.31, 57.79 103.81 2.79 0
3 02/28/2020 20:54:05 68.05,-134.61 75.91 02/28/2020 20:52:52 68.09,-134.83 75.96 10.00 73
4 03/02/2020 11:29:37 68.37, 6.12 75.24 03/02/2020 11:30:24 68.37, 6.11 75.24 0.72 47
5 03/02/2020 12:20:18 -68.23, 173.61 104.91 03/02/2020 12:19:55 -68.22, 173.56 104.93 2.97 23
6 03/02/2020 13:10:45 67.18, -17.80 73.99 03/02/2020 13:09:38 67.20, -19.96 74.08 93.17 67
7 03/05/2020 02:56:05 -69.40, -46.83 104.70 03/05/2020 02:57:12 -69.28, -44.52 104.90 91.58 67
8 03/05/2020 03:46:31 68.32, 121.95 74.16 03/05/2020 03:46:54 68.32, 121.93 74.16 1.40 23
9 03/05/2020 04:37:13 -68.23, -70.62 105.95 03/05/2020 04:36:24 -68.23, -70.55 105.95 2.84 49
10 03/07/2020 19:12:45 -68.55, 70.10 106.63 03/07/2020 19:13:56 -68.51, 70.38 106.70 12.29 71
11 03/07/2020 20:03:26 68.27,-122.22 73.06 03/07/2020 20:03:25 68.27,-122.26 73.07 1.82 1
12 03/07/2020 20:54:08 -68.18, 45.21 107.05 03/07/2020 20:52:55 -68.18, 45.26 107.04 2.27 73
13 03/10/2020 11:29:38 -68.40,-173.92 107.85 03/10/2020 11:30:28 -68.40,-173.87 107.85 2.23 50
14 03/10/2020 12:20:21 68.22, -6.39 71.96 03/10/2020 12:19:56 68.22, -6.45 71.96 2.36 25
15 03/10/2020 13:10:48 -67.33, 162.03 108.98 03/10/2020 13:09:40 -67.35, 160.19 108.90 78.97 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/26/2020
SNOs_Map_NPP_TERRA_20200227.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/26/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service