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: 5/9/2014
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 05/10/2014 15:05:21 68.88, -47.24 51.07 05/10/2014 15:06:22 68.87, -47.25 51.05 1.62 61
2 05/10/2014 15:56:02 -68.76, 120.26 129.07 05/10/2014 15:55:52 -68.76, 120.25 129.07 0.60 10
3 05/10/2014 16:46:37 68.13, -71.62 50.30 05/10/2014 16:45:27 68.21, -72.78 50.37 48.81 70
4 05/13/2014 07:22:20 68.86, 68.57 50.36 05/13/2014 07:22:55 68.83, 68.58 50.34 2.90 35
5 05/13/2014 08:13:01 -68.73,-123.94 129.78 05/13/2014 08:12:25 -68.73,-123.92 129.78 0.63 36
6 05/15/2014 22:48:43 -69.40, 16.28 129.73 05/15/2014 22:49:53 -69.33, 17.44 129.80 46.31 70
7 05/15/2014 23:39:18 68.79,-175.56 49.65 05/15/2014 23:39:28 68.78,-175.63 49.64 2.71 10
8 05/16/2014 00:30:00 -68.71, -8.14 130.44 05/16/2014 00:28:58 -68.68, -8.12 130.47 3.24 62
9 05/18/2014 15:05:32 -68.90, 132.74 130.84 05/18/2014 15:06:32 -68.88, 132.72 130.86 2.99 60
10 05/18/2014 15:56:16 68.77, -59.77 49.03 05/18/2014 15:55:59 68.76, -59.78 49.02 1.47 17
11 05/18/2014 16:46:48 -68.15, 108.36 131.60 05/18/2014 16:45:37 -68.22, 107.19 131.54 48.92 71
12 05/21/2014 07:22:30 -68.83,-111.39 131.47 05/21/2014 07:23:04 -68.84,-111.45 131.46 2.63 34
13 05/21/2014 08:13:14 68.71, 56.09 48.40 05/21/2014 08:12:31 68.72, 56.04 48.41 2.34 43

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/9/2014
SNOs_Map_NPP_TERRA_20140509.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/09/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service