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: 1/29/2017
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 02/01/2017 02:05:58 -69.30, -34.06 93.64 02/01/2017 02:07:06 -69.21, -32.05 93.79 80.01 68
2 02/01/2017 02:56:27 68.36, 134.52 85.38 02/01/2017 02:56:46 68.38, 134.56 85.39 2.89 19
3 02/01/2017 03:47:08 -68.24, -58.01 94.76 02/01/2017 03:46:17 -68.21, -58.00 94.78 2.73 51
4 02/03/2017 18:22:37 -68.51, 82.79 95.24 02/03/2017 18:23:48 -68.47, 82.91 95.29 6.16 71
5 02/03/2017 19:13:20 68.32,-109.66 84.56 02/03/2017 19:13:16 68.31,-109.65 84.55 1.11 4
6 02/03/2017 20:04:00 -68.14, 57.89 95.64 02/03/2017 20:02:47 -68.14, 57.79 95.63 4.08 73
7 02/06/2017 10:39:29 -68.41,-161.31 96.15 02/06/2017 10:40:18 -68.39,-161.31 96.17 2.07 49
8 02/06/2017 11:30:13 68.28, 6.17 83.71 02/06/2017 11:29:45 68.28, 6.20 83.71 1.28 28
9 02/06/2017 12:20:38 -67.29, 174.70 97.33 02/06/2017 12:19:30 -67.34, 172.75 97.21 83.92 68
10 02/09/2017 02:05:55 69.31, 145.93 83.96 02/09/2017 02:07:02 69.24, 148.00 83.82 81.75 67
11 02/09/2017 02:56:21 -68.37, -45.49 97.03 02/09/2017 02:56:46 -68.36, -45.47 97.05 1.64 25
12 02/09/2017 03:47:05 68.24, 121.99 82.82 02/09/2017 03:46:13 68.24, 122.04 82.83 1.86 52
13 02/11/2017 18:22:33 68.47, -97.15 82.21 02/11/2017 18:23:44 68.47, -97.09 82.20 2.79 71
14 02/11/2017 19:13:14 -68.34, 70.34 97.94 02/11/2017 19:13:15 -68.32, 70.35 97.97 2.52 1
15 02/11/2017 20:03:56 68.10,-122.05 81.80 02/11/2017 20:02:43 68.14,-122.21 81.86 7.91 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/29/2017
SNOs_Map_NPP_TERRA_20170130.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/29/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service