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: 9/16/2012
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 09/17/2012 20:01:43 -68.29, 57.81 113.69 09/17/2012 20:02:32 -68.27, 57.85 113.71 2.66 49
2 09/17/2012 20:52:26 68.10,-134.64 66.14 09/17/2012 20:52:00 68.10,-134.70 66.14 2.40 26
3 09/17/2012 21:42:52 -67.16, 33.81 114.79 09/17/2012 21:41:44 -67.21, 31.92 114.74 81.58 68
4 09/20/2012 11:28:09 69.17, 5.08 68.23 09/20/2012 11:29:16 69.08, 7.11 68.14 80.95 67
5 09/20/2012 12:18:35 -68.23, 173.65 112.71 09/20/2012 12:18:59 -68.25, 173.72 112.69 3.52 24
6 09/20/2012 13:09:19 68.10, -18.88 67.18 09/20/2012 13:08:27 68.08, -18.84 67.16 2.73 52
7 09/23/2012 03:44:47 68.31, 122.00 68.41 09/23/2012 03:45:57 68.33, 122.06 68.43 3.31 70
8 09/23/2012 04:35:28 -68.18, -70.50 111.72 09/23/2012 04:35:28 -68.18, -70.49 111.73 0.47 0
9 09/23/2012 05:26:09 67.89, 97.16 68.01 09/23/2012 05:24:57 67.94, 96.88 68.06 13.26 72
10 09/25/2012 20:01:40 68.26,-122.16 69.40 09/25/2012 20:02:26 68.25,-122.16 69.38 1.92 46
11 09/25/2012 20:52:21 -68.12, 45.34 110.73 09/25/2012 20:51:56 -68.15, 45.35 110.71 2.77 25
12 09/25/2012 21:42:47 67.03,-146.03 68.20 09/25/2012 21:41:40 67.07,-148.21 68.23 94.82 67
13 09/28/2012 11:28:06 -69.23,-175.00 108.60 09/28/2012 11:29:13 -69.11,-172.85 108.72 85.92 67
14 09/28/2012 12:18:33 68.21, -6.32 70.39 09/28/2012 12:18:54 68.21, -6.32 70.38 0.54 21
15 09/28/2012 13:09:14 -68.07, 161.18 109.75 09/28/2012 13:08:25 -68.05, 161.13 109.76 2.60 49

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/16/2012
SNOs_Map_NPP_TERRA_20120917.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/16/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service