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: 10/28/2018
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 -68.40, 70.33 98.40 10/28/2018 19:14:05 -68.41, 70.29 98.39 1.42 35
2 10/28/2018 20:04:15 68.32,-122.26 81.53 10/28/2018 20:03:32 68.30,-122.19 81.51 3.48 43
3 10/31/2018 10:39:47 68.77, 18.29 82.83 10/31/2018 10:40:58 68.68, 18.88 82.76 25.59 71
4 10/31/2018 11:30:23 -68.37,-173.87 97.55 10/31/2018 11:30:32 -68.35,-173.89 97.57 2.28 9
5 10/31/2018 12:21:07 68.23, -6.39 82.33 10/31/2018 12:19:59 68.24, -6.38 82.33 0.40 68
6 11/03/2018 02:56:36 68.47, 134.45 83.40 11/03/2018 02:57:29 68.46, 134.50 83.39 2.32 53
7 11/03/2018 03:47:16 -68.29, -57.99 96.78 11/03/2018 03:47:00 -68.31, -58.06 96.77 3.10 16
8 11/03/2018 04:37:47 67.45, 110.35 82.42 11/03/2018 04:36:39 67.51, 108.67 82.44 71.61 68
9 11/05/2018 19:13:29 68.40,-109.68 84.14 11/05/2018 19:13:57 68.42,-109.66 84.17 3.10 28
10 11/05/2018 20:04:10 -68.26, 57.81 95.98 11/05/2018 20:03:28 -68.27, 57.78 95.98 1.06 42
11 11/08/2018 10:39:44 -68.77,-161.71 94.71 11/08/2018 10:40:55 -68.68,-161.11 94.79 26.29 71
12 11/08/2018 11:30:22 68.32, 6.18 84.86 11/08/2018 11:30:26 68.33, 6.12 84.87 3.07 4
13 11/08/2018 12:21:04 -68.24, 173.60 95.21 11/08/2018 12:19:56 -68.24, 173.63 95.22 1.14 68
14 11/11/2018 02:56:31 -68.43, -45.49 94.29 11/11/2018 02:57:26 -68.44, -45.52 94.28 1.66 55
15 11/11/2018 03:47:15 68.30, 121.97 85.60 11/11/2018 03:46:53 68.31, 121.97 85.60 0.73 22

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/28/2018
SNOs_Map_NPP_TERRA_20181028.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/28/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service