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: 9/30/2014
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 10/01/2014 13:26:47 69.21, -22.10 72.40 10/01/2014 13:27:22 69.22, -22.06 72.42 2.21 35
2 10/01/2014 14:17:28 -69.08, 145.40 107.72 10/01/2014 14:16:53 -69.07, 145.37 107.73 2.10 35
3 10/04/2014 04:53:11 -69.71, -74.38 106.08 10/04/2014 04:54:21 -69.62, -73.31 106.15 42.37 70
4 10/04/2014 05:43:47 69.15, 93.73 73.39 10/04/2014 05:43:54 69.18, 93.74 73.41 2.84 7
5 10/04/2014 06:34:28 -69.02, -98.76 106.74 10/04/2014 06:33:25 -69.02, -98.82 106.74 2.40 63
6 10/06/2014 21:10:03 -69.23, 42.06 105.52 10/06/2014 21:10:59 -69.22, 42.02 105.53 2.20 56
7 10/06/2014 22:00:47 69.10,-150.45 74.37 10/06/2014 22:00:26 69.10,-150.48 74.36 1.49 21
8 10/06/2014 22:51:16 -68.32, 17.92 106.38 10/06/2014 22:50:07 -68.39, 16.27 106.35 68.19 69
9 10/09/2014 12:36:39 70.23, -10.98 76.48 10/09/2014 12:37:45 70.09, -8.54 76.38 93.36 66
10 10/09/2014 13:27:03 -69.19, 157.88 104.54 10/09/2014 13:27:30 -69.17, 157.83 104.56 2.61 27
11 10/09/2014 14:17:47 69.06, -34.64 75.36 10/09/2014 14:16:57 69.05, -34.68 75.33 2.26 50
12 10/12/2014 04:53:20 69.25, 106.23 76.52 10/12/2014 04:54:29 69.24, 106.17 76.52 2.74 69
13 10/12/2014 05:44:02 -69.15, -86.32 103.56 10/12/2014 05:43:59 -69.15, -86.32 103.57 0.49 3
14 10/12/2014 06:34:41 68.76, 81.52 76.08 10/12/2014 06:33:29 68.86, 80.95 76.15 25.06 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/30/2014
SNOs_Map_NPP_TERRA_20140930.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/30/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service