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: 6/22/2019
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 06/23/2019 02:56:20 -68.34, -45.47 135.19 06/23/2019 02:56:56 -68.37, -45.44 135.17 2.63 36
2 06/23/2019 03:47:03 68.21, 122.01 44.68 06/23/2019 03:46:23 68.20, 122.00 44.67 1.52 40
3 06/25/2019 18:22:39 68.74, -97.54 45.27 06/25/2019 18:23:50 68.62, -96.88 45.14 29.75 71
4 06/25/2019 19:13:14 -68.28, 70.38 135.20 06/25/2019 19:13:24 -68.29, 70.36 135.19 1.41 10
5 06/25/2019 20:03:58 68.15,-122.15 44.67 06/25/2019 20:02:51 68.18,-122.14 44.70 2.77 67
6 06/28/2019 10:39:28 68.36, 18.73 44.99 06/28/2019 10:40:22 68.37, 18.70 44.99 1.70 54
7 06/28/2019 11:30:10 -68.28,-173.85 135.10 06/28/2019 11:29:52 -68.27,-173.78 135.11 2.64 18
8 06/28/2019 12:20:40 67.39, -5.44 44.00 06/28/2019 12:19:31 67.47, -7.06 44.12 69.58 69
9 07/01/2019 02:56:24 68.36, 134.50 45.14 07/01/2019 02:56:50 68.34, 134.55 45.11 3.07 26
10 07/01/2019 03:47:04 -68.17, -57.94 135.06 07/01/2019 03:46:21 -68.19, -58.00 135.04 3.42 43
11 07/03/2019 18:22:38 -68.59, 82.66 134.43 07/03/2019 18:23:49 -68.54, 83.03 134.50 16.17 71
12 07/03/2019 19:13:19 68.31,-109.66 45.28 07/03/2019 19:13:18 68.30,-109.62 45.27 2.15 1
13 07/03/2019 20:03:59 -68.17, 57.83 134.86 07/03/2019 20:02:48 -68.15, 57.84 134.87 1.86 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/22/2019
SNOs_Map_NPP_TERRA_20190622.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/22/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service