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: 10/27/2018
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 10/28/2018 19:13:30 -68.44, 70.28 98.36 10/28/2018 19:14:04 -68.42, 70.31 98.38 2.39 34
2 10/28/2018 20:04:14 68.30,-122.24 81.52 10/28/2018 20:03:31 68.30,-122.18 81.52 2.21 43
3 10/31/2018 10:39:47 68.75, 18.32 82.82 10/31/2018 10:40:58 68.67, 18.87 82.75 24.07 71
4 10/31/2018 11:30:23 -68.35,-173.84 97.57 10/31/2018 11:30:32 -68.34,-173.90 97.58 2.82 9
5 10/31/2018 12:21:07 68.22, -6.36 82.32 10/31/2018 12:19:59 68.22, -6.40 82.31 1.32 68
6 11/03/2018 02:56:36 68.46, 134.47 83.38 11/03/2018 02:57:28 68.47, 134.51 83.39 1.91 52
7 11/03/2018 03:47:17 -68.33, -58.04 96.74 11/03/2018 03:46:59 -68.31, -58.05 96.76 1.88 18
8 11/03/2018 04:37:47 67.44, 110.37 82.40 11/03/2018 04:36:39 67.46, 108.62 82.39 74.74 68
9 11/05/2018 19:13:29 68.38,-109.66 84.13 11/05/2018 19:13:56 68.37,-109.72 84.12 2.39 27
10 11/05/2018 20:04:09 -68.25, 57.83 96.00 11/05/2018 20:03:25 -68.27, 57.80 95.98 3.27 44
11 11/08/2018 10:39:41 -68.65,-161.55 94.84 11/08/2018 10:40:53 -68.57,-161.24 94.91 15.35 72
12 11/08/2018 11:30:22 68.36, 6.13 84.90 11/08/2018 11:30:22 68.33, 6.12 84.87 3.43 0
13 11/08/2018 12:21:03 -68.22, 173.63 95.23 11/08/2018 12:19:52 -68.23, 173.64 95.23 1.10 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/27/2018
SNOs_Map_NPP_TERRA_20181027.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/27/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service