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: 9/9/2014
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 09/10/2014 05:43:28 -69.16, -86.33 115.91 09/10/2014 05:43:57 -69.16, -86.26 115.91 2.75 29
2 09/10/2014 06:34:12 69.01, 81.18 63.96 09/10/2014 06:33:25 69.00, 81.17 63.94 1.49 47
3 09/12/2014 21:09:45 69.19,-137.93 65.13 09/12/2014 21:10:57 69.17,-138.00 65.11 3.52 72
4 09/12/2014 22:00:26 -69.07, 29.56 114.98 09/12/2014 22:00:27 -69.07, 29.49 114.99 2.68 1
5 09/12/2014 22:51:08 68.82,-162.79 64.79 09/12/2014 22:49:55 68.90,-163.08 64.86 14.58 73
6 09/15/2014 13:26:43 69.16, -22.13 66.13 09/15/2014 13:27:24 69.17, -22.13 66.13 0.22 41
7 09/15/2014 14:17:24 -69.04, 145.37 113.99 09/15/2014 14:16:54 -69.06, 145.37 113.96 2.72 30
8 09/18/2014 04:53:08 -69.81, -74.60 112.21 09/18/2014 04:54:17 -69.70, -73.18 112.31 55.82 69
9 09/18/2014 05:43:42 69.14, 93.67 67.14 09/18/2014 05:43:52 69.14, 93.72 67.14 1.85 10
10 09/18/2014 06:34:23 -69.01, -98.83 112.98 09/18/2014 06:33:23 -68.98, -98.85 113.01 3.14 60
11 09/20/2014 21:09:56 -69.20, 42.05 111.77 09/20/2014 21:10:53 -69.22, 42.06 111.76 1.65 57
12 09/20/2014 22:00:40 69.07,-150.46 68.12 09/20/2014 22:00:20 69.09,-150.45 68.14 2.56 20
13 09/20/2014 22:51:10 -68.35, 17.83 112.59 09/20/2014 22:50:01 -68.39, 16.30 112.57 62.82 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/9/2014
SNOs_Map_NPP_TERRA_20140909.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service