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: 3/23/2013
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 03/26/2013 03:46:01 -68.23, -58.12 114.10 03/26/2013 03:46:38 -68.23, -58.08 114.11 1.69 37
2 03/26/2013 04:36:44 68.05, 109.41 65.70 03/26/2013 04:36:06 68.06, 109.37 65.72 2.58 38
3 03/28/2013 19:12:22 68.65,-110.23 65.30 03/28/2013 19:13:33 68.52,-109.48 65.15 33.69 71
4 03/28/2013 20:02:57 -68.19, 57.70 115.20 03/28/2013 20:03:07 -68.19, 57.75 115.19 2.53 10
5 03/28/2013 20:53:40 68.01,-134.77 64.61 03/28/2013 20:52:35 68.02,-134.80 64.63 1.95 65
6 03/31/2013 11:29:12 68.24, 6.07 63.84 03/31/2013 11:30:07 68.24, 6.06 63.83 0.45 55
7 03/31/2013 12:19:54 -68.15, 173.51 116.28 03/31/2013 12:19:37 -68.14, 173.57 116.29 2.95 17
8 03/31/2013 13:10:25 67.33, -18.17 62.87 03/31/2013 13:09:16 67.35, -19.69 62.93 64.89 69
9 04/03/2013 03:46:09 68.21, 121.87 62.77 04/03/2013 03:46:36 68.23, 121.92 62.78 2.52 27
10 04/03/2013 04:36:50 -68.07, -70.62 117.40 04/03/2013 04:36:07 -68.07, -70.63 117.39 0.58 43
11 04/05/2013 19:12:25 -68.47, 70.00 117.98 04/05/2013 19:13:36 -68.43, 70.40 118.03 16.90 71
12 04/05/2013 20:03:05 68.14,-122.26 61.67 04/05/2013 20:03:06 68.14,-122.30 61.67 1.66 1
13 04/05/2013 20:53:47 -68.04, 45.18 118.44 04/05/2013 20:52:36 -68.04, 45.22 118.44 1.81 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/23/2013
SNOs_Map_NPP_TERRA_20130324.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/23/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service