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: 8/16/2018
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 08/17/2018 19:13:25 68.98,-110.46 55.67 08/17/2018 19:14:34 68.88,-109.21 55.53 51.40 69
2 08/17/2018 20:03:56 -68.30, 57.77 125.03 08/17/2018 20:04:12 -68.32, 57.74 125.01 2.33 16
3 08/17/2018 20:54:40 68.18,-134.77 54.87 08/17/2018 20:53:40 68.16,-134.81 54.84 3.29 60
4 08/20/2018 11:30:11 68.40, 6.09 55.94 08/20/2018 11:31:11 68.41, 6.09 55.94 0.73 60
5 08/20/2018 12:20:53 -68.30, 173.53 124.16 08/20/2018 12:20:41 -68.30, 173.59 124.17 2.50 12
6 08/20/2018 13:11:27 67.65, -18.34 55.19 08/20/2018 13:10:17 67.68, -19.48 55.25 48.41 70
7 08/23/2018 03:47:07 68.35, 121.92 56.78 08/23/2018 03:47:40 68.38, 121.93 56.80 2.58 33
8 08/23/2018 04:37:48 -68.20, -70.57 123.37 08/23/2018 04:37:11 -68.21, -70.63 123.35 2.93 37
9 08/25/2018 19:13:26 -68.79, 69.80 121.87 08/25/2018 19:14:38 -68.67, 70.53 122.00 32.37 72
10 08/25/2018 20:04:03 68.31,-122.26 57.65 08/25/2018 20:04:10 68.28,-122.30 57.62 3.13 7
11 08/25/2018 20:54:45 -68.20, 45.19 122.45 08/25/2018 20:53:40 -68.18, 45.21 122.47 3.08 65
12 08/28/2018 11:30:15 -68.42,-173.95 121.31 08/28/2018 11:31:10 -68.41,-173.91 121.33 2.16 55
13 08/28/2018 12:20:58 68.27, -6.44 58.54 08/28/2018 12:20:38 68.24, -6.47 58.52 2.70 20
14 08/28/2018 13:11:28 -67.51, 161.81 122.21 08/28/2018 13:10:18 -67.58, 160.40 122.13 60.51 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/16/2018
SNOs_Map_NPP_TERRA_20180816.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/16/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service