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: 7/17/2018
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 07/19/2018 11:29:59 69.05, 5.28 48.20 07/19/2018 11:31:08 68.91, 6.71 48.02 59.33 69
2 07/19/2018 12:20:29 -68.33, 173.56 132.54 07/19/2018 12:20:47 -68.31, 173.60 132.57 3.13 18
3 07/19/2018 13:11:12 68.15, -18.90 47.28 07/19/2018 13:10:15 68.14, -18.96 47.27 3.01 57
4 07/22/2018 03:46:41 68.39, 121.94 48.02 07/22/2018 03:47:46 68.39, 121.94 48.01 0.11 65
5 07/22/2018 04:37:22 -68.26, -70.57 132.11 07/22/2018 04:37:17 -68.24, -70.61 132.13 2.97 5
6 07/22/2018 05:28:00 67.80, 97.31 47.43 07/22/2018 05:26:48 67.89, 96.63 47.54 30.10 72
7 07/24/2018 20:03:34 68.37,-122.26 48.56 07/24/2018 20:04:14 68.36,-122.22 48.54 2.30 40
8 07/24/2018 20:54:15 -68.23, 45.24 131.58 07/24/2018 20:53:45 -68.21, 45.23 131.61 2.96 30
9 07/27/2018 11:29:57 -69.17,-174.86 130.04 07/27/2018 11:31:05 -69.05,-173.12 130.20 70.19 68
10 07/27/2018 12:20:27 68.30, -6.39 49.07 07/27/2018 12:20:43 68.32, -6.38 49.09 1.88 16
11 07/27/2018 13:11:08 -68.16, 161.11 131.07 07/27/2018 13:10:14 -68.17, 161.07 131.06 2.06 54
12 07/30/2018 03:46:37 -68.40, -58.05 130.21 07/30/2018 03:47:45 -68.40, -58.05 130.22 0.65 68
13 07/30/2018 04:37:21 68.29, 109.40 49.69 07/30/2018 04:37:12 68.27, 109.44 49.67 2.56 9
14 07/30/2018 05:27:58 -67.93, -82.82 130.68 07/30/2018 05:26:45 -68.01, -83.24 130.58 19.77 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2018
SNOs_Map_NPP_TERRA_20180717.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/17/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service