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: 9/11/2014
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 09/12/2014 21:09:45 69.23,-137.98 65.16 09/12/2014 21:10:55 69.24,-137.91 65.18 3.47 70
2 09/12/2014 22:00:26 -69.10, 29.51 114.95 09/12/2014 22:00:26 -69.08, 29.51 114.97 2.58 0
3 09/12/2014 22:51:07 68.80,-162.76 64.76 09/12/2014 22:49:55 68.86,-163.13 64.82 16.24 72
4 09/15/2014 13:26:44 69.19, -22.17 66.16 09/15/2014 13:27:24 69.18, -22.11 66.14 2.73 40
5 09/15/2014 14:17:25 -69.07, 145.33 113.95 09/15/2014 14:16:54 -69.07, 145.39 113.95 2.41 31
6 09/18/2014 04:53:08 -69.78, -74.56 112.23 09/18/2014 04:54:18 -69.65, -73.24 112.36 52.78 70
7 09/18/2014 05:43:42 69.11, 93.71 67.12 09/18/2014 05:43:53 69.09, 93.66 67.09 3.40 11
8 09/18/2014 06:34:23 -68.99, -98.79 113.00 09/18/2014 06:33:23 -68.99, -98.84 113.00 1.80 60
9 09/20/2014 21:09:57 -69.23, 42.01 111.75 09/20/2014 21:10:53 -69.22, 42.06 111.76 2.44 56
10 09/20/2014 22:00:41 69.09,-150.49 68.14 09/20/2014 22:00:20 69.09,-150.45 68.13 1.61 21
11 09/20/2014 22:51:10 -68.32, 17.87 112.62 09/20/2014 22:50:01 -68.39, 16.30 112.57 64.61 69
12 09/23/2014 12:36:29 70.14, -10.89 70.20 09/23/2014 12:37:35 70.07, -8.52 70.15 89.95 66
13 09/23/2014 13:26:54 -69.16, 157.88 110.77 09/23/2014 13:27:20 -69.15, 157.86 110.78 1.11 26
14 09/23/2014 14:17:38 69.02, -34.63 69.11 09/23/2014 14:16:47 69.02, -34.65 69.11 1.13 51

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/11/2014
SNOs_Map_NPP_TERRA_20140911.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/11/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service