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: 9/25/2013
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 09/26/2013 02:06:23 68.49, 146.93 69.63 09/26/2013 02:07:25 68.47, 146.93 69.61 2.96 62
2 09/26/2013 02:57:04 -68.37, -45.60 110.48 09/26/2013 02:56:55 -68.36, -45.57 110.49 2.03 9
3 09/26/2013 03:47:40 67.79, 122.44 68.97 09/26/2013 03:46:29 67.85, 121.48 69.01 40.90 71
4 09/28/2013 18:23:19 68.42, -97.20 70.60 09/28/2013 18:23:53 68.40, -97.26 70.59 3.04 34
5 09/28/2013 19:14:00 -68.29, 70.28 109.51 09/28/2013 19:13:23 -68.30, 70.24 109.51 1.44 37
6 10/01/2013 09:49:38 -68.86,-149.33 107.94 10/01/2013 09:50:49 -68.72,-148.63 108.07 31.83 71
7 10/01/2013 10:40:16 68.40, 18.59 71.63 10/01/2013 10:40:20 68.38, 18.59 71.60 2.70 4
8 10/01/2013 11:30:57 -68.27,-173.93 108.49 10/01/2013 11:29:50 -68.28,-173.90 108.49 1.30 67
9 10/04/2013 02:06:28 -68.47, -33.03 107.29 10/04/2013 02:07:20 -68.46, -33.06 107.29 1.45 52
10 10/04/2013 02:57:12 68.33, 134.45 72.60 10/04/2013 02:56:47 68.33, 134.43 72.60 0.59 25
11 10/04/2013 03:47:39 -67.45, -57.13 108.27 10/04/2013 03:46:30 -67.51, -58.89 108.23 75.30 69
12 10/06/2013 17:32:56 69.29, -85.70 74.55 10/06/2013 17:34:04 69.17, -83.92 74.45 71.59 68
13 10/06/2013 18:23:23 -68.40, 82.83 106.32 10/06/2013 18:23:46 -68.41, 82.76 106.32 2.79 23
14 10/06/2013 19:14:07 68.27,-109.70 73.57 10/06/2013 19:13:13 68.28,-109.75 73.57 1.93 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/25/2013
SNOs_Map_NPP_TERRA_20130925.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/25/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service