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: 7/15/2016
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 07/16/2016 02:57:00 -68.41, -45.47 132.97 07/16/2016 02:57:45 -68.43, -45.52 132.96 3.03 45
2 07/16/2016 03:47:44 68.29, 121.99 46.91 07/16/2016 03:47:12 68.32, 121.98 46.94 2.59 32
3 07/18/2016 18:23:25 69.19, -98.07 48.30 07/18/2016 18:24:33 69.11, -96.43 48.17 65.54 68
4 07/18/2016 19:13:54 -68.40, 70.31 132.52 07/18/2016 19:14:14 -68.40, 70.32 132.53 0.85 20
5 07/18/2016 20:04:38 68.29,-122.23 47.37 07/18/2016 20:03:41 68.28,-122.18 47.36 2.33 57
6 07/21/2016 10:40:05 68.49, 18.65 48.08 07/21/2016 10:41:11 68.50, 18.69 48.08 1.69 66
7 07/21/2016 11:30:46 -68.34,-173.83 132.07 07/21/2016 11:30:42 -68.35,-173.86 132.07 1.22 4
8 07/21/2016 12:21:25 67.96, -6.04 47.55 07/21/2016 12:20:13 68.00, -6.63 47.60 24.75 72
9 07/24/2016 02:56:58 68.44, 134.50 48.57 07/24/2016 02:57:40 68.44, 134.50 48.56 0.26 42
10 07/24/2016 03:47:39 -68.28, -57.99 131.58 07/24/2016 03:47:11 -68.29, -58.05 131.58 2.56 28
11 07/26/2016 18:23:22 -69.29, 81.81 129.97 07/26/2016 18:24:30 -69.16, 83.65 130.15 73.94 68
12 07/26/2016 19:13:51 68.39,-109.66 49.11 07/26/2016 19:14:09 68.37,-109.70 49.08 2.85 18
13 07/26/2016 20:04:33 -68.28, 57.79 131.00 07/26/2016 20:03:39 -68.28, 57.82 131.00 1.58 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/15/2016
SNOs_Map_NPP_TERRA_20160715.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/15/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service