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 68.42, -97.21 70.61 09/28/2013 18:23:53 68.40, -97.27 70.58 3.30 34
2 09/28/2013 19:14:00 -68.30, 70.27 109.51 09/28/2013 19:13:23 -68.29, 70.24 109.52 1.64 37
3 10/01/2013 09:49:37 -68.81,-149.26 107.98 10/01/2013 09:50:49 -68.72,-148.63 108.07 27.28 72
4 10/01/2013 10:40:16 68.40, 18.58 71.63 10/01/2013 10:40:20 68.38, 18.60 71.61 2.58 4
5 10/01/2013 11:30:57 -68.28,-173.93 108.49 10/01/2013 11:29:50 -68.28,-173.89 108.49 1.62 67
6 10/04/2013 02:06:28 -68.47, -33.04 107.28 10/04/2013 02:07:20 -68.47, -33.05 107.28 0.38 52
7 10/04/2013 02:57:12 68.34, 134.44 72.60 10/04/2013 02:56:47 68.35, 134.45 72.61 1.43 25
8 10/04/2013 03:47:39 -67.45, -57.14 108.26 10/04/2013 03:46:30 -67.52, -58.88 108.21 74.45 69
9 10/06/2013 17:32:57 69.29, -85.71 74.56 10/06/2013 17:34:05 69.20, -83.88 74.48 72.65 68
10 10/06/2013 18:23:24 -68.41, 82.82 106.32 10/06/2013 18:23:47 -68.43, 82.79 106.29 3.17 23
11 10/06/2013 19:14:08 68.28,-109.71 73.57 10/06/2013 19:13:14 68.31,-109.72 73.60 3.48 54
12 10/09/2013 09:49:39 68.54, 31.10 74.83 10/09/2013 09:50:42 68.53, 31.17 74.82 2.90 63
13 10/09/2013 10:40:20 -68.40,-161.40 105.30 10/09/2013 10:40:13 -68.38,-161.38 105.32 1.87 7
14 10/09/2013 11:30:57 67.89, 6.55 74.22 10/09/2013 11:29:46 67.92, 5.71 74.23 35.02 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/27/2013
SNOs_Map_NPP_TERRA_20130928.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