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: 5/18/2017
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 05/18/2017 19:12:51 -68.33, 70.42 131.51 05/18/2017 19:13:25 -68.34, 70.43 131.50 1.46 34
2 05/18/2017 20:03:35 68.19,-122.10 48.35 05/18/2017 20:02:53 68.19,-122.11 48.34 1.01 42
3 05/21/2017 10:39:10 68.71, 18.38 48.33 05/21/2017 10:40:21 68.62, 19.01 48.23 27.64 71
4 05/21/2017 11:29:45 -68.26,-173.71 132.14 05/21/2017 11:29:55 -68.28,-173.77 132.12 3.12 10
5 05/21/2017 12:20:30 68.18, -6.30 47.78 05/21/2017 12:19:22 68.17, -6.25 47.77 2.34 68
6 05/24/2017 02:55:59 68.37, 134.59 47.48 05/24/2017 02:56:54 68.37, 134.59 47.47 0.38 55
7 05/24/2017 03:46:40 -68.24, -57.92 132.67 05/24/2017 03:46:24 -68.26, -57.91 132.65 1.74 16
8 05/24/2017 04:37:12 67.46, 110.35 46.54 05/24/2017 04:36:03 67.48, 108.83 46.57 64.91 69
9 05/26/2017 19:12:53 68.36,-109.62 46.99 05/26/2017 19:13:22 68.34,-109.57 46.96 3.39 29
10 05/26/2017 20:03:34 -68.23, 57.87 133.15 05/26/2017 20:02:52 -68.23, 57.93 133.16 2.65 42
11 05/29/2017 10:39:09 -68.74,-161.66 133.05 05/29/2017 10:40:20 -68.63,-160.98 133.17 30.68 71
12 05/29/2017 11:29:47 68.30, 6.24 46.50 05/29/2017 11:29:51 68.29, 6.26 46.49 1.13 4
13 05/29/2017 12:20:28 -68.16, 173.72 133.65 05/29/2017 12:19:21 -68.19, 173.77 133.62 3.30 67
14 06/01/2017 02:55:57 -68.36, -45.38 133.82 06/01/2017 02:56:53 -68.36, -45.42 133.83 1.73 56
15 06/01/2017 03:46:41 68.23, 122.09 46.05 06/01/2017 03:46:20 68.24, 122.08 46.05 0.61 21
16 06/01/2017 04:37:10 -67.45, -69.63 134.74 06/01/2017 04:36:01 -67.52, -71.11 134.67 63.81 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/18/2017
SNOs_Map_NPP_TERRA_20170519.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/18/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service