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: 5/8/2019
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 05/08/2019 19:12:54 -68.35, 70.35 128.93 05/08/2019 19:13:37 -68.37, 70.41 128.92 3.35 43
2 05/08/2019 20:03:38 68.23,-122.19 50.94 05/08/2019 20:03:05 68.21,-122.13 50.92 3.07 33
3 05/11/2019 10:39:19 68.99, 17.94 51.02 05/11/2019 10:40:28 68.93, 19.35 50.95 56.51 69
4 05/11/2019 11:29:50 -68.31,-173.83 129.68 05/11/2019 11:30:07 -68.31,-173.78 129.68 2.20 17
5 05/11/2019 12:20:33 68.14, -6.30 50.14 05/11/2019 12:19:35 68.15, -6.33 50.15 1.77 58
6 05/14/2019 02:56:04 68.36, 134.55 49.72 05/14/2019 02:57:07 68.36, 134.52 49.70 1.50 63
7 05/14/2019 03:46:46 -68.27, -58.01 130.39 05/14/2019 03:46:37 -68.25, -57.98 130.42 2.71 9
8 05/14/2019 04:37:22 67.72, 109.98 49.05 05/14/2019 04:36:11 67.74, 109.08 49.08 38.08 71
9 05/16/2019 19:13:00 68.33,-109.64 49.05 05/16/2019 19:13:36 68.33,-109.62 49.05 0.94 36
10 05/16/2019 20:03:41 -68.18, 57.87 131.12 05/16/2019 20:03:07 -68.17, 57.82 131.12 2.25 34
11 05/19/2019 10:39:20 -68.89,-161.92 130.98 05/19/2019 10:40:30 -68.81,-160.80 131.06 45.68 70
12 05/19/2019 11:29:55 68.30, 6.17 48.42 05/19/2019 11:30:04 68.31, 6.22 48.43 2.58 9
13 05/19/2019 12:20:36 -68.14, 173.68 131.75 05/19/2019 12:19:35 -68.15, 173.67 131.74 1.31 61
14 05/22/2019 02:56:07 -68.37, -45.47 132.05 05/22/2019 02:57:06 -68.39, -45.44 132.04 2.83 59
15 05/22/2019 03:46:50 68.21, 122.04 47.78 05/22/2019 03:46:34 68.22, 122.00 47.78 2.07 16

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/8/2019
SNOs_Map_NPP_TERRA_20190508.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/08/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service