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: 7/17/2014
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 07/18/2014 21:59:18 69.02,-150.44 48.02 07/18/2014 22:00:00 69.05,-150.41 48.04 3.14 42
2 07/18/2014 22:49:59 -68.88, 17.07 132.12 07/18/2014 22:49:31 -68.89, 17.02 132.11 2.27 28
3 07/21/2014 13:25:42 -69.58, 157.23 130.92 07/21/2014 13:26:52 -69.46, 158.38 131.06 46.97 70
4 07/21/2014 14:16:17 68.98, -34.61 48.48 07/21/2014 14:16:25 69.00, -34.56 48.50 3.27 8
5 07/21/2014 15:06:58 -68.83, 132.90 131.67 07/21/2014 15:05:56 -68.85, 132.87 131.65 1.98 62
6 07/24/2014 05:42:32 -69.06, -86.26 130.91 07/24/2014 05:43:23 -69.07, -86.22 130.90 2.06 51
7 07/24/2014 06:33:16 68.94, 81.21 48.98 07/24/2014 06:32:50 68.94, 81.26 48.98 2.12 26
8 07/24/2014 07:23:42 -67.99,-110.22 131.98 07/24/2014 07:22:34 -68.07,-112.18 131.87 81.89 68
9 07/26/2014 21:09:00 69.71,-138.74 50.33 07/26/2014 21:10:09 69.60,-137.26 50.19 58.42 69
10 07/26/2014 21:59:31 -69.02, 29.56 130.37 07/26/2014 21:59:48 -69.00, 29.59 130.39 2.60 17
11 07/26/2014 22:50:14 68.85,-162.90 49.47 07/26/2014 22:49:15 68.87,-162.93 49.49 2.39 59
12 07/29/2014 13:25:47 69.09, -22.08 50.32 07/29/2014 13:26:41 69.06, -22.06 50.29 2.80 54
13 07/29/2014 14:16:28 -68.94, 145.45 129.84 07/29/2014 14:16:12 -68.92, 145.38 129.86 3.32 16
14 07/29/2014 15:06:59 68.12, -46.17 49.35 07/29/2014 15:05:50 68.17, -47.89 49.42 71.42 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2014
SNOs_Map_NPP_TERRA_20140717.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/17/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service