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: 3/14/2014
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 03/15/2014 15:53:59 69.07, -59.96 70.99 03/15/2014 15:55:09 68.99, -59.34 70.89 26.14 70
2 03/15/2014 16:44:35 -68.65, 107.93 109.46 03/15/2014 16:44:43 -68.65, 107.87 109.45 2.48 8
3 03/15/2014 17:35:19 68.54, -84.61 70.42 03/15/2014 17:34:10 68.54, -84.63 70.42 0.53 69
4 03/18/2014 08:10:49 68.76, 56.24 69.62 03/18/2014 08:11:36 68.78, 56.30 69.63 3.03 47
5 03/18/2014 09:01:30 -68.61,-136.24 110.56 03/18/2014 09:01:07 -68.61,-136.27 110.55 1.56 23
6 03/18/2014 09:51:56 67.53, 32.44 68.33 03/18/2014 09:50:50 67.60, 30.18 68.45 96.48 66
7 03/20/2014 23:37:13 -69.54, 3.63 110.64 03/20/2014 23:38:22 -69.43, 5.41 110.78 70.32 69
8 03/21/2014 00:27:42 68.69, 172.13 68.48 03/21/2014 00:27:59 68.70, 172.11 68.49 1.60 17
9 03/21/2014 01:18:24 -68.58, -20.42 111.65 03/21/2014 01:17:29 -68.60, -20.38 111.63 1.98 55
10 03/23/2014 15:53:53 -68.78, 120.48 112.48 03/23/2014 15:54:55 -68.77, 120.46 112.50 1.59 62
11 03/23/2014 16:44:36 68.63, -72.01 67.35 03/23/2014 16:44:22 68.64, -72.05 67.37 2.46 14
12 03/23/2014 17:35:10 -68.09, 96.01 113.21 03/23/2014 17:33:59 -68.15, 94.99 113.13 42.56 71
13 03/26/2014 08:10:47 -68.73,-123.67 113.58 03/26/2014 08:11:17 -68.73,-123.66 113.59 0.30 30
14 03/26/2014 09:01:30 68.58, 43.84 66.25 03/26/2014 09:00:44 68.60, 43.82 66.27 2.83 46

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/14/2014
SNOs_Map_NPP_TERRA_20140314.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/14/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service