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: 10/23/2012
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 10/25/2012 03:44:44 68.24, 122.08 80.36 10/25/2012 03:45:50 68.27, 122.08 80.39 3.22 66
2 10/25/2012 04:35:25 -68.09, -70.41 99.78 10/25/2012 04:35:21 -68.11, -70.47 99.77 3.12 4
3 10/25/2012 05:26:04 67.71, 97.37 79.85 10/25/2012 05:24:52 67.77, 96.78 79.91 26.12 72
4 10/27/2012 20:01:40 68.20,-122.10 81.23 10/27/2012 20:02:21 68.18,-122.15 81.20 2.94 41
5 10/27/2012 20:52:22 -68.10, 45.34 98.87 10/27/2012 20:51:51 -68.08, 45.37 98.90 3.07 31
6 10/30/2012 11:28:03 -68.91,-174.59 97.20 10/30/2012 11:29:12 -68.84,-173.10 97.25 60.38 69
7 10/30/2012 12:18:35 68.16, -6.29 82.07 10/30/2012 12:18:49 68.17, -6.27 82.08 1.01 14
8 10/30/2012 13:09:16 -68.01, 161.22 98.07 10/30/2012 13:08:20 -68.01, 161.17 98.08 2.04 56
9 11/02/2012 03:44:47 -68.24, -57.93 97.01 11/02/2012 03:45:51 -68.25, -57.94 97.00 1.48 64
10 11/02/2012 04:35:31 68.13, 109.51 82.90 11/02/2012 04:35:18 68.13, 109.57 82.89 2.18 13
11 11/02/2012 05:26:06 -67.65, -82.57 97.57 11/02/2012 05:24:54 -67.70, -83.31 97.54 31.39 72
12 11/04/2012 20:01:43 -68.21, 57.87 96.21 11/04/2012 20:02:20 -68.19, 57.87 96.24 2.45 37
13 11/04/2012 20:52:26 68.05,-134.62 83.64 11/04/2012 20:51:47 68.06,-134.63 83.65 1.58 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/23/2012
SNOs_Map_NPP_TERRA_20121023.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/23/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service