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: 7/14/2016
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 02:57:01 -68.46, -45.53 132.93 07/16/2016 02:57:45 -68.44, -45.51 132.95 1.90 44
2 07/16/2016 03:47:45 68.34, 121.93 46.96 07/16/2016 03:47:12 68.32, 121.99 46.94 2.99 33
3 07/18/2016 18:23:24 69.18, -98.05 48.29 07/18/2016 18:24:33 69.06, -96.49 48.12 63.42 69
4 07/18/2016 19:13:53 -68.39, 70.33 132.53 07/18/2016 19:14:13 -68.40, 70.32 132.52 1.24 20
5 07/18/2016 20:04:37 68.28,-122.21 47.36 07/18/2016 20:03:40 68.28,-122.18 47.37 1.65 57
6 07/21/2016 10:40:05 68.48, 18.67 48.07 07/21/2016 10:41:11 68.50, 18.70 48.08 2.96 66
7 07/21/2016 11:30:46 -68.33,-173.81 132.09 07/21/2016 11:30:42 -68.35,-173.85 132.06 3.26 4
8 07/21/2016 12:21:25 67.95, -6.02 47.53 07/21/2016 12:20:13 68.00, -6.62 47.61 25.64 72
9 07/24/2016 02:56:58 68.42, 134.52 48.55 07/24/2016 02:57:40 68.44, 134.51 48.57 2.33 42
10 07/24/2016 03:47:40 -68.32, -58.03 131.55 07/24/2016 03:47:11 -68.29, -58.04 131.58 2.99 29
11 07/26/2016 18:23:22 -69.26, 81.85 130.00 07/26/2016 18:24:30 -69.16, 83.65 130.15 72.06 68
12 07/26/2016 19:13:51 68.36,-109.63 49.08 07/26/2016 19:14:09 68.37,-109.70 49.08 2.84 18
13 07/26/2016 20:04:33 -68.26, 57.82 131.03 07/26/2016 20:03:39 -68.27, 57.82 131.01 2.09 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/14/2016
SNOs_Map_NPP_TERRA_20160714.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/14/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service