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: 7/22/2018
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 07/22/2018 05:28:02 67.66, 97.47 47.29 07/22/2018 05:26:51 67.72, 96.44 47.38 43.99 71
2 07/24/2018 20:03:42 68.35,-122.26 48.53 07/24/2018 20:04:15 68.37,-122.20 48.55 3.41 33
3 07/24/2018 20:54:23 -68.21, 45.24 131.61 07/24/2018 20:53:46 -68.21, 45.24 131.61 0.31 37
4 07/27/2018 11:30:02 -68.84,-174.45 130.39 07/27/2018 11:31:13 -68.68,-173.59 130.57 38.71 71
5 07/27/2018 12:20:37 68.28, -6.41 49.05 07/27/2018 12:20:44 68.29, -6.42 49.05 0.69 7
6 07/27/2018 13:11:19 -68.20, 161.02 131.03 07/27/2018 13:10:14 -68.18, 161.09 131.04 3.21 65
7 07/30/2018 03:46:50 -68.40, -58.10 130.21 07/30/2018 03:47:46 -68.37, -58.09 130.25 3.19 56
8 07/30/2018 04:37:33 68.22, 109.44 49.62 07/30/2018 04:37:13 68.25, 109.41 49.65 3.29 20
9 07/30/2018 05:28:03 -67.49, -82.33 131.13 07/30/2018 05:26:54 -67.53, -83.78 131.04 61.75 69
10 08/01/2018 19:13:23 69.45,-111.08 51.53 08/01/2018 19:14:29 69.32,-108.64 51.34 96.52 66
11 08/01/2018 20:03:46 -68.33, 57.75 129.62 08/01/2018 20:04:15 -68.33, 57.74 129.63 0.79 29
12 08/01/2018 20:54:30 68.22,-134.79 50.28 08/01/2018 20:53:42 68.21,-134.76 50.27 1.81 48
13 08/04/2018 11:30:02 68.48, 6.01 51.23 08/04/2018 11:31:13 68.43, 6.12 51.17 6.84 71
14 08/04/2018 12:20:42 -68.27, 173.60 128.98 08/04/2018 12:20:44 -68.28, 173.56 128.98 1.44 2
15 08/04/2018 13:11:25 68.10, -18.88 50.86 08/04/2018 13:10:12 68.10, -19.00 50.86 4.84 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/22/2018
SNOs_Map_NPP_TERRA_20180722.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/22/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service