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: 10/4/2013
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 10/06/2013 17:32:57 69.31, -85.73 74.57 10/06/2013 17:34:05 69.17, -83.92 74.46 73.07 68
2 10/06/2013 18:23:24 -68.43, 82.78 106.29 10/06/2013 18:23:46 -68.45, 82.81 106.27 2.88 22
3 10/06/2013 19:14:08 68.29,-109.73 73.59 10/06/2013 19:13:14 68.28,-109.75 73.57 1.51 54
4 10/09/2013 09:49:39 68.50, 31.14 74.79 10/09/2013 09:50:43 68.49, 31.11 74.78 2.00 64
5 10/09/2013 10:40:20 -68.37,-161.36 105.33 10/09/2013 10:40:13 -68.38,-161.38 105.32 2.08 7
6 10/09/2013 11:30:57 67.86, 6.59 74.18 10/09/2013 11:29:46 67.93, 5.73 74.24 37.12 71
7 10/12/2013 02:06:34 68.45, 146.99 75.75 10/12/2013 02:07:08 68.45, 146.96 75.76 1.23 34
8 10/12/2013 02:57:16 -68.36, -45.58 104.32 10/12/2013 02:56:38 -68.35, -45.53 104.34 2.51 38
9 10/14/2013 17:32:52 -68.84, 94.93 102.88 10/14/2013 17:34:03 -68.74, 95.56 102.96 27.63 71
10 10/14/2013 18:23:30 68.40, -97.17 76.71 10/14/2013 18:23:34 68.39, -97.22 76.70 1.80 4
11 10/14/2013 19:14:12 -68.31, 70.26 103.38 10/14/2013 19:13:04 -68.30, 70.30 103.39 1.93 68
12 10/17/2013 09:49:43 -68.52,-148.87 102.20 10/17/2013 09:50:32 -68.50,-148.84 102.22 2.44 49
13 10/17/2013 10:40:26 68.35, 18.66 77.65 10/17/2013 10:39:59 68.37, 18.65 77.66 2.34 27
14 10/17/2013 11:30:52 -67.40,-172.83 103.28 10/17/2013 11:29:44 -67.44,-174.79 103.28 83.90 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/4/2013
SNOs_Map_NPP_TERRA_20131004.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/04/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service