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: 7/3/2012
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 07/05/2012 03:44:58 68.30, 122.06 45.47 07/05/2012 03:46:07 68.28, 122.02 45.44 3.17 69
2 07/05/2012 04:35:39 -68.15, -70.42 134.69 07/05/2012 04:35:37 -68.16, -70.48 134.67 3.08 2
3 07/05/2012 05:26:19 67.82, 97.30 44.98 07/05/2012 05:25:07 67.89, 96.84 45.07 20.65 72
4 07/07/2012 20:01:53 68.25,-122.11 45.71 07/07/2012 20:02:37 68.26,-122.12 45.71 1.14 44
5 07/07/2012 20:52:35 -68.15, 45.33 134.40 07/07/2012 20:52:07 -68.15, 45.38 134.40 1.95 28
6 07/10/2012 11:28:20 -69.18,-174.89 133.02 07/10/2012 11:29:27 -69.07,-172.89 133.18 80.05 67
7 07/10/2012 12:18:48 68.21, -6.30 45.99 07/10/2012 12:19:07 68.24, -6.28 46.01 2.63 19
8 07/10/2012 13:09:29 -68.06, 161.22 134.16 07/10/2012 13:08:38 -68.07, 161.16 134.14 2.86 51
9 07/13/2012 03:44:59 -68.29, -57.93 133.56 07/13/2012 03:46:10 -68.31, -57.96 133.55 3.00 71
10 07/13/2012 04:35:43 68.18, 109.51 46.33 07/13/2012 04:35:37 68.20, 109.55 46.35 2.68 6
11 07/13/2012 05:26:22 -67.92, -82.84 133.94 07/13/2012 05:25:09 -67.98, -83.07 133.86 12.05 73
12 07/15/2012 20:01:53 -68.26, 57.87 133.17 07/15/2012 20:02:39 -68.27, 57.87 133.17 0.86 46
13 07/15/2012 20:52:37 68.15,-134.69 46.73 07/15/2012 20:52:06 68.15,-134.63 46.72 2.55 31
14 07/15/2012 21:43:00 -67.02, 33.99 134.43 07/15/2012 21:41:53 -67.10, 31.82 134.29 94.60 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/3/2012
SNOs_Map_NPP_TERRA_20120705.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/03/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service