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: 5/19/2019
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 05/19/2019 10:39:21 -68.93,-161.99 130.93 05/19/2019 10:40:31 -68.79,-160.83 131.08 49.05 70
2 05/19/2019 11:29:55 68.28, 6.19 48.40 05/19/2019 11:30:05 68.30, 6.21 48.42 2.16 10
3 05/19/2019 12:20:36 -68.14, 173.69 131.75 05/19/2019 12:19:36 -68.13, 173.64 131.76 2.14 60
4 05/22/2019 02:56:07 -68.37, -45.47 132.06 05/22/2019 02:57:07 -68.38, -45.45 132.04 2.12 60
5 05/22/2019 03:46:51 68.25, 122.00 47.82 05/22/2019 03:46:35 68.22, 121.99 47.79 3.18 16
6 05/22/2019 04:37:23 -67.62, -69.90 132.83 05/22/2019 04:36:12 -67.72, -70.95 132.72 45.92 71
7 05/24/2019 19:13:02 -68.33, 70.34 132.60 05/24/2019 19:13:36 -68.30, 70.33 132.64 3.25 34
8 05/24/2019 20:03:45 68.16,-122.13 47.22 05/24/2019 20:03:03 68.19,-122.16 47.25 3.29 42
9 05/27/2019 10:39:21 68.67, 18.35 47.27 05/27/2019 10:40:31 68.60, 18.94 47.20 24.87 70
10 05/27/2019 11:29:58 -68.30,-173.85 133.10 05/27/2019 11:30:05 -68.27,-173.82 133.14 3.30 7
11 05/27/2019 12:20:41 68.13, -6.33 46.72 05/27/2019 12:19:32 68.16, -6.32 46.74 2.53 69
12 05/30/2019 02:56:12 68.37, 134.51 46.55 05/30/2019 02:57:03 68.39, 134.57 46.57 3.40 51
13 05/30/2019 03:46:53 -68.22, -57.98 133.61 05/30/2019 03:46:34 -68.24, -57.98 133.60 2.20 19
14 05/30/2019 04:37:22 67.29, 110.47 45.45 05/30/2019 04:36:14 67.39, 108.68 45.56 77.08 68
15 06/01/2019 19:13:07 68.29,-109.62 46.09 06/01/2019 19:13:33 68.29,-109.67 46.09 2.04 26
16 06/01/2019 20:03:49 -68.19, 57.83 134.02 06/01/2019 20:03:03 -68.20, 57.85 134.02 1.18 46

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/19/2019
SNOs_Map_NPP_TERRA_20190519.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/19/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service