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: 3/14/2013
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 03/15/2013 11:28:57 68.26, 6.09 70.17 03/15/2013 11:30:03 68.28, 6.12 70.18 2.59 66
2 03/15/2013 12:19:38 -68.11, 173.59 110.00 03/15/2013 12:19:34 -68.12, 173.56 110.00 1.52 4
3 03/15/2013 13:10:17 67.72, -18.61 69.59 03/15/2013 13:09:05 67.78, -19.19 69.67 25.13 72
4 03/18/2013 03:45:53 68.20, 121.93 69.05 03/18/2013 03:46:34 68.20, 121.90 69.04 1.06 41
5 03/18/2013 04:36:35 -68.11, -70.64 111.07 03/18/2013 04:36:04 -68.10, -70.59 111.08 2.15 31
6 03/20/2013 19:12:19 -68.96, 69.38 111.22 03/20/2013 19:13:28 -68.84, 70.91 111.39 62.83 69
7 03/20/2013 20:02:50 68.15,-122.24 67.93 03/20/2013 20:03:05 68.17,-122.27 67.94 2.11 15
8 03/20/2013 20:53:32 -68.05, 45.20 112.19 03/20/2013 20:52:35 -68.07, 45.25 112.18 2.41 57
9 03/23/2013 11:29:04 -68.27,-173.94 113.00 03/23/2013 11:30:08 -68.29,-173.89 112.99 2.98 64
10 03/23/2013 12:19:47 68.10, -6.42 66.82 03/23/2013 12:19:36 68.12, -6.45 66.83 1.88 11
11 03/23/2013 13:10:23 -67.68, 161.42 113.63 03/23/2013 13:09:11 -67.74, 160.74 113.56 29.21 72
12 03/26/2013 03:46:01 -68.23, -58.13 114.10 03/26/2013 03:46:39 -68.23, -58.09 114.11 1.68 38
13 03/26/2013 04:36:44 68.06, 109.40 65.72 03/26/2013 04:36:07 68.05, 109.35 65.71 2.13 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/14/2013
SNOs_Map_NPP_TERRA_20130315.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/14/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service