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: 10/28/2019
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 02:05:47 68.77, 146.74 81.99 10/29/2019 02:06:59 68.67, 147.31 81.90 25.85 72
2 10/29/2019 02:56:23 -68.38, -45.42 98.40 10/29/2019 02:56:32 -68.40, -45.39 98.37 3.06 9
3 10/29/2019 03:47:07 68.24, 122.06 81.49 10/29/2019 03:46:00 68.23, 122.05 81.47 1.55 67
4 10/31/2019 18:22:35 68.44, -97.05 82.54 10/31/2019 18:23:32 68.46, -97.07 82.55 2.03 57
5 10/31/2019 19:13:16 -68.31, 70.44 97.59 10/31/2019 19:13:03 -68.30, 70.37 97.60 2.67 13
6 10/31/2019 20:03:49 67.58,-121.35 81.72 10/31/2019 20:02:40 67.62,-122.77 81.72 60.28 69
7 11/03/2019 10:39:29 68.43, 18.73 83.38 11/03/2019 10:40:02 68.41, 18.75 83.35 2.73 33
8 11/03/2019 11:30:10 -68.30,-173.78 96.75 11/03/2019 11:29:32 -68.31,-173.73 96.74 2.44 38
9 11/06/2019 02:05:47 -68.98, -33.53 95.28 11/06/2019 02:06:58 -68.87, -32.44 95.37 45.27 71
10 11/06/2019 02:56:22 68.37, 134.58 84.14 11/06/2019 02:56:32 68.35, 134.57 84.12 1.67 10
11 11/06/2019 03:47:03 -68.23, -57.93 95.99 11/06/2019 03:46:02 -68.26, -57.91 95.97 3.19 61
12 11/08/2019 18:22:30 -68.43, 82.96 95.02 11/08/2019 18:23:34 -68.43, 82.89 95.03 2.70 64
13 11/08/2019 19:13:14 68.31,-109.58 84.87 11/08/2019 19:13:01 68.30,-109.61 84.86 1.96 13
14 11/08/2019 20:03:48 -67.80, 58.39 95.63 11/08/2019 20:02:37 -67.87, 57.52 95.57 37.58 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/28/2019
SNOs_Map_NPP_TERRA_20191028.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/28/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service