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: 3/26/2018
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 03/29/2018 11:29:43 68.27, 6.25 64.72 03/29/2018 11:30:17 68.27, 6.20 64.71 1.93 34
2 03/29/2018 12:20:25 -68.19, 173.67 115.39 03/29/2018 12:19:47 -68.17, 173.72 115.40 2.38 38
3 04/01/2018 02:56:05 -68.92, -46.15 115.65 04/01/2018 02:57:15 -68.77, -44.96 115.82 50.56 70
4 04/01/2018 03:46:39 68.27, 122.02 63.67 04/01/2018 03:46:49 68.27, 122.07 63.67 1.81 10
5 04/01/2018 04:37:20 -68.12, -70.48 116.49 04/01/2018 04:36:20 -68.12, -70.48 116.50 1.04 60
6 04/03/2018 19:12:50 -68.33, 70.41 117.29 04/03/2018 19:13:55 -68.31, 70.34 117.31 2.98 65
7 04/03/2018 20:03:34 68.21,-122.14 62.58 04/03/2018 20:03:22 68.20,-122.15 62.57 1.99 12
8 04/03/2018 20:54:09 -67.74, 45.77 117.91 04/03/2018 20:52:57 -67.82, 45.04 117.82 31.86 72
9 04/06/2018 11:29:46 -68.32,-173.82 118.31 04/06/2018 11:30:26 -68.34,-173.76 118.30 3.18 40
10 04/06/2018 12:20:29 68.16, -6.30 61.51 04/06/2018 12:19:54 68.16, -6.32 61.51 0.97 35
11 04/09/2018 02:56:09 68.96, 133.78 61.35 04/09/2018 02:57:18 68.89, 135.16 61.25 55.82 69
12 04/09/2018 03:46:40 -68.27, -57.98 119.38 04/09/2018 03:46:57 -68.29, -57.94 119.36 3.35 17
13 04/09/2018 04:37:23 68.11, 109.53 60.45 04/09/2018 04:36:25 68.12, 109.50 60.46 1.89 58

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/26/2018
SNOs_Map_NPP_TERRA_20180327.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/26/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service