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: 7/9/2018
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 07/11/2018 11:30:01 -69.10,-174.80 133.03 07/11/2018 11:31:10 -68.95,-173.25 133.22 63.87 69
2 07/11/2018 12:20:32 68.27, -6.39 46.12 07/11/2018 12:20:47 68.28, -6.44 46.12 2.28 15
3 07/11/2018 13:11:14 -68.20, 161.02 133.95 07/11/2018 13:10:17 -68.18, 161.07 133.97 3.24 57
4 07/14/2018 03:46:41 -68.38, -58.05 133.40 07/14/2018 03:47:48 -68.40, -58.06 133.38 2.59 67
5 07/14/2018 04:37:25 68.24, 109.43 46.48 07/14/2018 04:37:16 68.22, 109.37 46.45 3.24 9
6 07/14/2018 05:28:02 -67.90, -82.82 133.88 07/14/2018 05:26:49 -67.96, -83.31 133.80 21.28 73
7 07/16/2018 20:03:35 -68.34, 57.76 133.00 07/16/2018 20:04:18 -68.34, 57.75 133.01 0.72 43
8 07/16/2018 20:54:19 68.22,-134.76 46.88 07/16/2018 20:53:45 68.22,-134.75 46.88 0.57 34
9 07/19/2018 11:29:59 69.04, 5.29 48.19 07/19/2018 11:31:08 68.93, 6.73 48.04 58.72 69
10 07/19/2018 12:20:29 -68.32, 173.58 132.56 07/19/2018 12:20:47 -68.34, 173.62 132.55 2.85 18
11 07/19/2018 13:11:12 68.14, -18.89 47.27 07/19/2018 13:10:15 68.16, -18.95 47.29 3.19 57
12 07/22/2018 03:46:41 68.38, 121.96 48.01 07/22/2018 03:47:47 68.36, 121.90 47.99 2.68 66
13 07/22/2018 04:37:23 -68.29, -70.61 132.08 07/22/2018 04:37:17 -68.27, -70.58 132.10 2.26 6
14 07/22/2018 05:28:01 67.84, 97.26 47.48 07/22/2018 05:26:49 67.86, 96.59 47.52 28.03 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/9/2018
SNOs_Map_NPP_TERRA_20180709.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/09/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service