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: 11/25/2018
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 11/27/2018 02:56:36 -68.38, -45.49 90.64 11/27/2018 02:57:07 -68.39, -45.42 90.62 3.35 31
2 11/27/2018 03:47:20 68.25, 121.99 89.24 11/27/2018 03:46:35 68.23, 122.03 89.23 2.18 45
3 11/29/2018 18:22:52 68.61, -97.34 90.06 11/29/2018 18:24:02 68.57, -96.95 90.02 16.76 70
4 11/29/2018 19:13:30 -68.31, 70.36 90.24 11/29/2018 19:13:35 -68.29, 70.35 90.26 2.55 5
5 11/29/2018 20:04:14 68.19,-122.17 89.65 11/29/2018 20:03:02 68.18,-122.14 89.64 1.35 72
6 12/02/2018 10:39:43 68.39, 18.71 90.26 12/02/2018 10:40:31 68.41, 18.75 90.27 2.08 48
7 12/02/2018 11:30:24 -68.25,-173.79 89.88 12/02/2018 11:30:02 -68.24,-173.82 89.90 1.77 22
8 12/02/2018 12:20:51 67.21, -5.21 89.10 12/02/2018 12:19:44 67.28, -7.27 89.15 88.94 67
9 12/05/2018 02:06:09 -69.36, -34.15 88.41 12/05/2018 02:07:16 -69.24, -31.95 88.52 87.26 67
10 12/05/2018 02:56:36 68.34, 134.55 90.57 12/05/2018 02:56:57 68.35, 134.57 90.58 1.58 21
11 12/05/2018 03:47:17 -68.19, -57.95 89.57 12/05/2018 03:46:28 -68.19, -57.99 89.58 1.81 49
12 12/07/2018 18:22:46 -68.40, 82.93 89.06 12/07/2018 18:23:57 -68.41, 82.89 89.05 1.70 71
13 12/07/2018 19:13:30 68.29,-109.62 90.84 12/07/2018 19:13:24 68.29,-109.60 90.84 0.75 6
14 12/07/2018 20:04:09 -68.03, 58.02 89.42 12/07/2018 20:02:56 -68.07, 57.77 89.38 11.57 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/25/2018
SNOs_Map_NPP_TERRA_20181125.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/25/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service