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: 10/26/2019
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 10/29/2019 02:05:48 68.80, 146.70 82.02 10/29/2019 02:06:59 68.70, 147.34 81.93 28.17 71
2 10/29/2019 02:56:24 -68.40, -45.46 98.37 10/29/2019 02:56:33 -68.38, -45.43 98.40 3.25 9
3 10/29/2019 03:47:08 68.27, 122.02 81.52 10/29/2019 03:46:00 68.26, 122.08 81.50 2.75 68
4 10/31/2019 18:22:36 68.47, -97.09 82.56 10/31/2019 18:23:33 68.44, -97.10 82.54 2.60 57
5 10/31/2019 19:13:17 -68.34, 70.40 97.56 10/31/2019 19:13:03 -68.35, 70.41 97.55 1.24 14
6 10/31/2019 20:03:50 67.61,-121.39 81.75 10/31/2019 20:02:40 67.67,-122.73 81.77 57.33 70
7 11/03/2019 10:39:29 68.40, 18.77 83.35 11/03/2019 10:40:03 68.41, 18.74 83.36 1.57 34
8 11/03/2019 11:30:10 -68.27,-173.74 96.78 11/03/2019 11:29:34 -68.26,-173.81 96.79 2.76 36
9 11/06/2019 02:05:48 -69.05, -33.64 95.20 11/06/2019 02:06:58 -68.90, -32.42 95.33 51.36 70
10 11/06/2019 02:56:22 68.39, 134.55 84.16 11/06/2019 02:56:32 68.39, 134.59 84.16 1.77 10
11 11/06/2019 03:47:03 -68.26, -57.96 95.97 11/06/2019 03:46:03 -68.24, -57.96 95.99 2.00 60
12 11/08/2019 18:22:31 -68.45, 82.93 95.00 11/08/2019 18:23:36 -68.43, 82.88 95.02 2.97 65
13 11/08/2019 19:13:15 68.33,-109.60 84.89 11/08/2019 19:13:03 68.31,-109.63 84.87 2.73 12
14 11/08/2019 20:03:50 -67.87, 58.30 95.56 11/08/2019 20:02:38 -67.94, 57.57 95.51 31.50 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/26/2019
SNOs_Map_NPP_TERRA_20191027.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/26/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service