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: 10/27/2017
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 10/28/2017 10:39:52 68.42, 18.70 81.58 10/28/2017 10:40:32 68.41, 18.68 81.57 1.45 40
2 10/28/2017 11:30:33 -68.29,-173.82 98.54 10/28/2017 11:30:02 -68.31,-173.81 98.52 1.86 31
3 10/31/2017 02:06:14 -69.19, -33.89 96.79 10/31/2017 02:07:23 -69.06, -32.27 96.89 65.82 69
4 10/31/2017 02:56:45 68.37, 134.53 82.41 10/31/2017 02:57:00 68.39, 134.54 82.43 2.12 15
5 10/31/2017 03:47:26 -68.24, -57.99 97.71 10/31/2017 03:46:31 -68.23, -58.02 97.72 1.31 55
6 11/02/2017 18:22:55 -68.45, 82.88 96.67 11/02/2017 18:24:03 -68.44, 82.83 96.68 2.36 68
7 11/02/2017 19:13:39 68.32,-109.64 83.22 11/02/2017 19:13:30 68.31,-109.67 83.21 1.25 9
8 11/02/2017 20:04:16 -67.97, 58.12 97.12 11/02/2017 20:03:03 -68.05, 57.65 97.05 21.32 73
9 11/05/2017 10:39:49 -68.40,-161.29 95.89 11/05/2017 10:40:32 -68.43,-161.30 95.87 2.93 43
10 11/05/2017 11:30:33 68.28, 6.18 84.00 11/05/2017 11:29:59 68.30, 6.20 84.02 2.99 34
11 11/08/2017 02:06:13 69.09, 146.24 85.57 11/08/2017 02:07:22 69.02, 147.68 85.53 58.12 69
12 11/08/2017 02:56:43 -68.36, -45.47 95.14 11/08/2017 02:57:02 -68.37, -45.49 95.14 1.42 19
13 11/08/2017 03:47:27 68.24, 122.00 84.75 11/08/2017 03:46:29 68.24, 122.00 84.75 0.47 58

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/27/2017
SNOs_Map_NPP_TERRA_20171027.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/27/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service