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: 5/6/2017
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 05/08/2017 02:55:58 68.40, 134.55 51.17 05/08/2017 02:56:54 68.39, 134.60 51.16 2.30 56
2 05/08/2017 03:46:39 -68.26, -57.95 128.98 05/08/2017 03:46:24 -68.28, -57.89 128.96 3.53 15
3 05/08/2017 04:37:11 67.49, 110.32 50.24 05/08/2017 04:36:02 67.55, 108.91 50.31 60.41 69
4 05/10/2017 19:12:52 68.32,-109.57 50.38 05/10/2017 19:13:24 68.34,-109.58 50.40 2.50 32
5 05/10/2017 20:03:33 -68.18, 57.93 129.77 05/10/2017 20:02:55 -68.18, 57.87 129.77 2.42 38
6 05/13/2017 10:39:11 -68.84,-161.80 129.75 05/13/2017 10:40:21 -68.73,-160.86 129.87 39.85 70
7 05/13/2017 11:29:47 68.29, 6.23 49.68 05/13/2017 11:29:54 68.28, 6.24 49.67 0.99 7
8 05/13/2017 12:20:28 -68.15, 173.73 130.47 05/13/2017 12:19:24 -68.18, 173.75 130.44 3.31 64
9 05/16/2017 02:55:57 -68.39, -45.43 130.85 05/16/2017 02:56:55 -68.39, -45.40 130.85 1.45 58
10 05/16/2017 03:46:40 68.22, 122.10 48.97 05/16/2017 03:46:23 68.22, 122.04 48.97 2.63 17
11 05/16/2017 04:37:12 -67.59, -69.80 131.67 05/16/2017 04:36:02 -67.62, -71.03 131.64 51.96 70
12 05/18/2017 19:12:51 -68.32, 70.44 131.52 05/18/2017 19:13:25 -68.32, 70.40 131.51 1.87 34
13 05/18/2017 20:03:35 68.19,-122.10 48.35 05/18/2017 20:02:52 68.21,-122.10 48.36 1.25 43

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/6/2017
SNOs_Map_NPP_TERRA_20170507.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/06/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service