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: 5/23/2019
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 05/24/2019 19:13:02 -68.33, 70.35 132.61 05/24/2019 19:13:36 -68.31, 70.34 132.63 2.37 34
2 05/24/2019 20:03:46 68.21,-122.18 47.26 05/24/2019 20:03:03 68.20,-122.15 47.26 1.79 43
3 05/27/2019 10:39:21 68.66, 18.36 47.27 05/27/2019 10:40:32 68.55, 18.88 47.15 24.16 71
4 05/27/2019 11:29:58 -68.30,-173.85 133.11 05/27/2019 11:30:05 -68.28,-173.82 133.13 2.60 7
5 05/27/2019 12:20:41 68.13, -6.32 46.71 05/27/2019 12:19:33 68.11, -6.37 46.70 2.91 68
6 05/30/2019 02:56:12 68.37, 134.52 46.54 05/30/2019 02:57:04 68.35, 134.52 46.52 2.15 52
7 05/30/2019 03:46:53 -68.22, -57.98 133.61 05/30/2019 03:46:34 -68.25, -57.97 133.59 2.82 19
8 05/30/2019 04:37:23 67.34, 110.41 45.50 05/30/2019 04:36:14 67.40, 108.70 45.57 73.47 69
9 06/01/2019 19:13:07 68.29,-109.62 46.09 06/01/2019 19:13:33 68.31,-109.65 46.10 2.06 26
10 06/01/2019 20:03:49 -68.20, 57.82 134.02 06/01/2019 20:03:03 -68.21, 57.86 134.01 1.94 46
11 06/04/2019 10:39:21 -68.55,-161.49 133.99 06/04/2019 10:40:32 -68.49,-161.19 134.05 13.58 71
12 06/04/2019 11:30:02 68.27, 6.17 45.73 06/04/2019 11:30:01 68.26, 6.17 45.72 1.72 1
13 06/04/2019 12:20:43 -68.12, 173.68 134.43 06/04/2019 12:19:32 -68.11, 173.62 134.44 3.06 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/23/2019
SNOs_Map_NPP_TERRA_20190523.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/23/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service