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: 3/6/2017
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 03/07/2017 18:22:30 -69.26, 81.83 105.78 03/07/2017 18:23:38 -69.12, 83.76 105.98 78.08 68
2 03/07/2017 19:12:59 68.33,-109.61 73.25 03/07/2017 19:13:17 68.35,-109.56 73.25 2.44 18
3 03/07/2017 20:03:40 -68.20, 57.87 106.90 03/07/2017 20:02:48 -68.19, 57.88 106.92 2.05 52
4 03/10/2017 10:39:08 -68.45,-161.29 107.67 03/10/2017 10:40:20 -68.44,-161.22 107.70 3.40 72
5 03/10/2017 11:29:51 68.27, 6.24 72.13 03/10/2017 11:29:48 68.27, 6.22 72.13 1.00 3
6 03/10/2017 12:20:32 -68.14, 173.73 108.02 03/10/2017 12:19:18 -68.17, 173.73 107.99 3.29 74
7 03/13/2017 02:56:00 -68.39, -45.43 108.80 03/13/2017 02:56:51 -68.36, -45.43 108.83 2.96 51
8 03/13/2017 03:46:43 68.21, 122.10 71.02 03/13/2017 03:46:18 68.24, 122.07 71.04 3.22 25
9 03/13/2017 04:37:10 -67.32, -69.49 109.92 03/13/2017 04:36:02 -67.36, -71.31 109.83 78.28 68
10 03/15/2017 18:22:29 69.44, -98.40 71.25 03/15/2017 18:23:35 69.32, -95.98 71.07 95.85 66
11 03/15/2017 19:12:52 -68.33, 70.42 109.92 03/15/2017 19:13:21 -68.33, 70.41 109.92 0.78 29
12 03/15/2017 20:03:36 68.21,-122.12 69.95 03/15/2017 20:02:48 68.21,-122.09 69.95 1.38 48
13 03/18/2017 10:39:06 68.63, 18.48 69.35 03/18/2017 10:40:17 68.56, 18.94 69.26 20.22 71
14 03/18/2017 11:29:44 -68.32,-173.79 110.99 03/18/2017 11:29:50 -68.30,-173.75 111.02 3.28 6
15 03/18/2017 12:20:27 68.16, -6.27 68.84 03/18/2017 12:19:17 68.17, -6.25 68.85 1.71 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/6/2017
SNOs_Map_NPP_TERRA_20170306.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/06/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service