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: 2/10/2018
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 02/12/2018 02:55:55 -68.39, -45.43 97.91 02/12/2018 02:56:57 -68.39, -45.37 97.92 2.59 62
2 02/12/2018 03:46:38 68.20, 122.12 81.88 02/12/2018 03:46:25 68.22, 122.07 81.91 3.29 13
3 02/12/2018 04:37:13 -67.75, -70.00 98.60 02/12/2018 04:36:01 -67.78, -70.80 98.53 34.01 72
4 02/14/2018 19:12:47 -68.33, 70.43 98.88 02/14/2018 19:13:27 -68.32, 70.43 98.90 0.79 40
5 02/14/2018 20:03:31 68.19,-122.09 80.97 02/14/2018 20:02:54 68.20,-122.07 80.98 1.18 37
6 02/17/2018 10:39:08 68.93, 18.09 80.84 02/17/2018 10:40:18 68.83, 19.30 80.69 50.09 70
7 02/17/2018 11:29:39 -68.27,-173.71 99.87 02/17/2018 11:29:56 -68.29,-173.73 99.85 2.50 17
8 02/17/2018 12:20:23 68.14, -6.24 79.98 02/17/2018 12:19:23 68.17, -6.23 80.02 3.37 60
9 02/20/2018 02:55:50 68.40, 134.58 79.33 02/20/2018 02:56:53 68.39, 134.65 79.31 2.66 63
10 02/20/2018 03:46:31 -68.26, -57.93 100.83 02/20/2018 03:46:24 -68.24, -57.90 100.85 2.43 7
11 02/20/2018 04:37:08 67.76, 110.01 78.64 02/20/2018 04:35:56 67.84, 109.27 78.75 32.55 72
12 02/22/2018 19:12:42 68.34,-109.57 78.30 02/22/2018 19:13:22 68.33,-109.54 78.28 1.54 40
13 02/22/2018 20:03:23 -68.21, 57.92 101.86 02/22/2018 20:02:53 -68.18, 57.91 101.88 2.52 30

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/10/2018
SNOs_Map_NPP_TERRA_20180210.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/10/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service