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: 7/1/2013
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 07/02/2013 19:12:40 68.34,-109.69 45.27 07/02/2013 19:13:26 68.35,-109.64 45.28 2.84 46
2 07/02/2013 20:03:21 -68.18, 57.83 134.89 07/02/2013 20:02:57 -68.20, 57.81 134.87 2.36 24
3 07/02/2013 20:53:47 67.10,-133.55 44.02 07/02/2013 20:52:40 67.18,-135.71 44.14 93.68 67
4 07/05/2013 10:39:06 -69.27,-162.49 133.53 07/05/2013 10:40:13 -69.20,-160.34 133.65 85.04 67
5 07/05/2013 11:29:34 68.32, 6.12 45.49 07/05/2013 11:29:54 68.30, 6.18 45.47 3.29 20
6 07/05/2013 12:20:15 -68.16, 173.64 134.67 07/05/2013 12:19:25 -68.15, 173.63 134.68 1.03 50
7 07/08/2013 02:55:43 -68.34, -45.45 134.20 07/08/2013 02:56:55 -68.35, -45.51 134.20 2.68 72
8 07/08/2013 03:46:27 68.24, 121.99 45.70 07/08/2013 03:46:22 68.22, 121.98 45.68 2.41 5
9 07/08/2013 04:37:07 -68.03, -70.42 134.52 07/08/2013 04:35:53 -68.08, -70.56 134.47 7.78 74
10 07/10/2013 19:12:37 -68.33, 70.35 133.89 07/10/2013 19:13:22 -68.32, 70.34 133.91 1.34 45
11 07/10/2013 20:03:20 68.17,-122.14 45.96 07/10/2013 20:02:49 68.18,-122.18 45.97 1.81 31
12 07/13/2013 10:38:59 69.01, 17.90 47.19 07/13/2013 10:40:08 68.91, 19.32 47.05 58.06 69
13 07/13/2013 11:29:29 -68.26,-173.78 133.58 07/13/2013 11:29:48 -68.26,-173.84 133.59 2.35 19
14 07/13/2013 12:20:13 68.16, -6.34 46.32 07/13/2013 12:19:14 68.18, -6.29 46.35 3.31 59

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/1/2013
SNOs_Map_NPP_TERRA_20130626.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/01/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service