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: 9/14/2013
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 09/15/2013 10:40:02 68.38, 18.63 65.39 09/15/2013 10:40:31 68.39, 18.58 65.40 2.45 29
2 09/15/2013 11:30:43 -68.26,-173.90 114.72 09/15/2013 11:30:01 -68.28,-173.91 114.70 2.61 42
3 09/18/2013 02:06:19 -68.69, -33.33 113.28 09/18/2013 02:07:30 -68.61, -32.92 113.37 19.13 71
4 09/18/2013 02:57:00 68.39, 134.38 66.43 09/18/2013 02:56:59 68.38, 134.45 66.42 2.93 1
5 09/18/2013 03:47:40 -68.21, -58.07 113.73 09/18/2013 03:46:30 -68.22, -58.11 113.73 1.63 70
6 09/20/2013 18:23:11 -68.43, 82.78 112.50 09/20/2013 18:24:00 -68.42, 82.74 112.51 2.21 49
7 09/20/2013 19:13:55 68.29,-109.73 67.37 09/20/2013 19:13:27 68.30,-109.76 67.38 1.83 28
8 09/20/2013 20:04:20 -67.31, 58.81 113.60 09/20/2013 20:03:12 -67.36, 56.79 113.55 86.73 68
9 09/23/2013 09:49:39 69.16, 30.25 69.26 09/23/2013 09:50:48 69.05, 31.77 69.15 61.62 69
10 09/23/2013 10:40:08 -68.39,-161.39 111.50 09/23/2013 10:40:28 -68.39,-161.41 111.50 1.05 20
11 09/23/2013 11:30:52 68.25, 6.09 68.38 09/23/2013 11:29:55 68.27, 6.08 68.39 2.05 57
12 09/26/2013 02:06:24 68.48, 146.94 69.62 09/26/2013 02:07:25 68.50, 146.97 69.65 2.91 61
13 09/26/2013 02:57:05 -68.35, -45.57 110.50 09/26/2013 02:56:56 -68.35, -45.58 110.50 0.91 9
14 09/26/2013 03:47:41 67.78, 122.46 68.95 09/26/2013 03:46:30 67.83, 121.46 69.00 42.34 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/14/2013
SNOs_Map_NPP_TERRA_20130914.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/14/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service