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: 2/14/2013
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 02/14/2013 05:26:27 67.15, 97.94 80.05 02/14/2013 05:25:19 67.23, 96.14 80.19 78.15 68
2 02/16/2013 19:11:48 -69.26, 69.07 98.66 02/16/2013 19:12:54 -69.15, 71.40 98.85 92.41 66
3 02/16/2013 20:02:14 68.18,-122.17 80.21 02/16/2013 20:02:37 68.15,-122.20 80.18 3.08 23
4 02/16/2013 20:52:55 -68.03, 45.33 99.96 02/16/2013 20:52:07 -68.05, 45.31 99.94 1.85 48
5 02/19/2013 11:28:26 -68.25,-173.81 100.66 02/19/2013 11:29:37 -68.26,-173.84 100.66 1.51 71
6 02/19/2013 12:19:10 68.13, -6.35 79.21 02/19/2013 12:19:04 68.14, -6.33 79.22 1.14 6
7 02/19/2013 13:09:49 -67.88, 161.29 101.07 02/19/2013 13:08:36 -67.93, 161.05 101.01 11.47 73
8 02/22/2013 03:45:23 -68.21, -57.99 101.67 02/22/2013 03:46:06 -68.21, -58.02 101.68 1.25 43
9 02/22/2013 04:36:07 68.10, 109.46 78.21 02/22/2013 04:35:33 68.09, 109.49 78.20 1.95 34
10 02/24/2013 19:11:48 68.83,-110.35 78.00 02/24/2013 19:12:57 68.71,-109.15 77.84 50.20 69
11 02/24/2013 20:02:20 -68.19, 57.80 102.68 02/24/2013 20:02:35 -68.17, 57.82 102.71 2.22 15
12 02/24/2013 20:53:03 68.02,-134.68 77.14 02/24/2013 20:52:02 68.05,-134.68 77.17 2.59 61
13 02/27/2013 11:28:34 68.23, 6.20 76.37 02/27/2013 11:29:34 68.24, 6.16 76.38 2.64 60
14 02/27/2013 12:19:16 -68.12, 173.66 103.76 02/27/2013 12:19:04 -68.14, 173.67 103.73 2.87 12
15 02/27/2013 13:09:50 67.47, -18.24 75.56 02/27/2013 13:08:40 67.52, -19.40 75.65 49.88 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/14/2013
SNOs_Map_NPP_TERRA_20130214.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/14/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service