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: 9/27/2013
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 09/28/2013 18:23:19 68.40, -97.18 70.59 09/28/2013 18:23:53 68.42, -97.24 70.61 3.27 34
2 09/28/2013 19:14:01 -68.33, 70.23 109.47 09/28/2013 19:13:23 -68.32, 70.27 109.49 2.54 38
3 10/01/2013 09:49:38 -68.85,-149.31 107.95 10/01/2013 09:50:49 -68.75,-148.60 108.04 30.68 71
4 10/01/2013 10:40:16 68.39, 18.61 71.62 10/01/2013 10:40:20 68.41, 18.63 71.63 2.57 4
5 10/01/2013 11:30:57 -68.26,-173.91 108.50 10/01/2013 11:29:51 -68.25,-173.93 108.52 1.37 66
6 10/04/2013 02:06:27 -68.46, -33.02 107.30 10/04/2013 02:07:20 -68.45, -33.08 107.30 2.55 53
7 10/04/2013 02:57:11 68.32, 134.46 72.59 10/04/2013 02:56:47 68.33, 134.42 72.59 1.68 24
8 10/04/2013 03:47:38 -67.44, -57.12 108.27 10/04/2013 03:46:30 -67.50, -58.90 108.24 76.33 68
9 10/06/2013 17:32:57 69.33, -85.77 74.60 10/06/2013 17:34:04 69.23, -83.83 74.52 76.77 67
10 10/06/2013 18:23:23 -68.39, 82.83 106.33 10/06/2013 18:23:47 -68.41, 82.77 106.31 3.54 24
11 10/06/2013 19:14:07 68.27,-109.69 73.56 10/06/2013 19:13:14 68.29,-109.74 73.58 3.11 53
12 10/09/2013 09:49:39 68.53, 31.11 74.82 10/09/2013 09:50:43 68.52, 31.15 74.81 2.31 64
13 10/09/2013 10:40:20 -68.39,-161.39 105.31 10/09/2013 10:40:14 -68.37,-161.40 105.33 2.32 6
14 10/09/2013 11:30:57 67.89, 6.56 74.22 10/09/2013 11:29:46 67.96, 5.76 74.27 34.17 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/27/2013
SNOs_Map_NPP_TERRA_20130927.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/27/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service