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: 3/2/2013
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 03/04/2013 19:12:06 -69.19, 69.10 104.66 03/04/2013 19:13:13 -69.11, 71.29 104.82 86.86 67
2 03/04/2013 20:02:33 68.17,-122.21 74.26 03/04/2013 20:02:55 68.17,-122.23 74.26 0.93 22
3 03/04/2013 20:53:15 -68.07, 45.22 105.86 03/04/2013 20:52:25 -68.07, 45.28 105.86 2.37 50
4 03/07/2013 11:28:48 -68.37,-174.02 106.57 03/07/2013 11:29:59 -68.34,-173.82 106.62 9.09 71
5 03/07/2013 12:19:30 68.14, -6.42 73.19 03/07/2013 12:19:27 68.17, -6.37 73.21 3.48 3
6 03/07/2013 13:10:11 -67.99, 161.08 106.98 03/07/2013 13:08:58 -68.01, 161.08 106.96 2.10 73
7 03/10/2013 03:45:44 -68.24, -58.09 107.75 03/10/2013 03:46:34 -68.25, -58.05 107.75 1.98 50
8 03/10/2013 04:36:27 68.07, 109.43 72.06 03/10/2013 04:36:02 68.08, 109.39 72.08 1.97 25
9 03/10/2013 05:26:54 -67.16, -82.15 108.89 03/10/2013 05:25:46 -67.20, -83.98 108.79 78.89 68
10 03/12/2013 19:12:17 69.24,-110.99 72.25 03/12/2013 19:13:24 69.12,-108.74 72.06 89.57 67
11 03/12/2013 20:02:41 -68.17, 57.76 108.88 03/12/2013 20:03:09 -68.19, 57.73 108.87 2.63 28
12 03/12/2013 20:53:25 68.06,-134.79 70.99 03/12/2013 20:52:36 68.07,-134.76 71.01 2.12 49
13 03/15/2013 11:29:00 68.42, 5.88 70.34 03/15/2013 11:30:12 68.36, 6.16 70.26 13.72 72
14 03/15/2013 12:19:39 -68.16, 173.54 109.96 03/15/2013 12:19:44 -68.16, 173.55 109.96 0.54 5
15 03/15/2013 13:10:22 68.00, -18.95 69.87 03/15/2013 13:09:12 67.98, -19.01 69.86 3.09 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/2/2013
SNOs_Map_NPP_TERRA_20130303.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/02/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service