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: 5/22/2018
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 05/24/2018 11:29:55 -68.46,-174.01 132.46 05/24/2018 11:31:06 -68.45,-173.81 132.47 8.33 71
2 05/24/2018 12:20:37 68.23, -6.40 47.30 05/24/2018 12:20:35 68.23, -6.43 47.30 1.19 2
3 05/24/2018 13:11:18 -68.09, 161.09 132.85 05/24/2018 13:10:05 -68.12, 161.08 132.82 3.68 73
4 05/27/2018 03:46:48 -68.34, -58.08 133.05 05/27/2018 03:47:39 -68.31, -58.10 133.08 3.36 51
5 05/27/2018 04:37:32 68.22, 109.39 46.82 05/27/2018 04:37:06 68.20, 109.41 46.80 1.96 26
6 05/27/2018 05:27:58 -67.27, -82.14 134.14 05/27/2018 05:26:50 -67.31, -83.97 134.09 79.06 68
7 05/29/2018 19:13:18 69.33,-110.96 47.53 05/29/2018 19:14:25 69.22,-108.73 47.40 88.64 67
8 05/29/2018 20:03:42 -68.28, 57.77 133.54 05/29/2018 20:04:10 -68.28, 57.73 133.54 1.84 28
9 05/29/2018 20:54:26 68.15,-134.76 46.33 05/29/2018 20:53:37 68.16,-134.76 46.34 1.12 49
10 06/01/2018 11:29:57 68.52, 5.92 46.33 06/01/2018 11:31:08 68.45, 6.18 46.25 12.98 71
11 06/01/2018 12:20:36 -68.27, 173.56 133.93 06/01/2018 12:20:40 -68.24, 173.56 133.97 3.22 4
12 06/01/2018 13:11:20 68.15, -18.98 45.94 06/01/2018 13:10:07 68.12, -18.94 45.91 3.28 73
13 06/04/2018 03:46:49 68.35, 121.91 45.82 06/04/2018 03:47:40 68.35, 121.92 45.81 0.91 51
14 06/04/2018 04:37:30 -68.21, -70.59 134.33 06/04/2018 04:37:11 -68.19, -70.62 134.35 2.01 19
15 06/04/2018 05:27:59 67.28, 97.86 44.73 06/04/2018 05:26:51 67.34, 96.05 44.81 78.13 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/22/2018
SNOs_Map_NPP_TERRA_20180522.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/22/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service