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: 4/11/2016
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 04/13/2016 18:23:20 68.48, -97.04 58.97 04/13/2016 18:23:52 68.48, -97.02 58.97 0.54 32
2 04/13/2016 19:14:01 -68.33, 70.48 121.20 04/13/2016 19:13:23 -68.32, 70.42 121.20 2.36 38
3 04/16/2016 09:49:38 -68.97,-149.23 121.48 04/16/2016 09:50:49 -68.81,-148.38 121.65 38.24 71
4 04/16/2016 10:40:14 68.43, 18.80 57.96 04/16/2016 10:40:21 68.41, 18.77 57.94 2.05 7
5 04/16/2016 11:30:56 -68.33,-173.76 122.16 04/16/2016 11:29:51 -68.31,-173.71 122.17 2.65 65
6 04/19/2016 02:06:25 -68.49, -32.83 122.91 04/19/2016 02:07:23 -68.51, -32.87 122.89 3.08 58
7 04/19/2016 02:57:09 68.38, 134.62 56.98 04/19/2016 02:56:50 68.39, 134.63 56.99 1.49 19
8 04/19/2016 03:47:40 -67.69, -57.19 123.74 04/19/2016 03:46:30 -67.74, -58.50 123.68 55.71 70
9 04/21/2016 18:23:21 -68.50, 82.93 123.81 04/21/2016 18:23:52 -68.49, 82.99 123.82 2.58 31
10 04/21/2016 19:14:04 68.33,-109.55 56.02 04/21/2016 19:13:20 68.31,-109.58 55.99 2.71 44
11 04/24/2016 09:49:38 68.77, 31.01 55.59 04/24/2016 09:50:49 68.67, 31.46 55.48 21.48 71
12 04/24/2016 10:40:15 -68.40,-161.18 124.80 04/24/2016 10:40:22 -68.40,-161.23 124.80 2.05 7
13 04/24/2016 11:30:59 68.29, 6.27 55.09 04/24/2016 11:29:49 68.28, 6.27 55.08 1.18 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/11/2016
SNOs_Map_NPP_TERRA_20160411.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/11/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service