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: 5/13/2013
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 05/13/2013 04:37:06 67.63, 109.91 49.09 05/13/2013 04:35:55 67.72, 109.04 49.19 38.00 71
2 05/15/2013 19:12:44 68.27,-109.75 49.12 05/15/2013 19:13:17 68.27,-109.70 49.11 2.36 33
3 05/15/2013 20:03:24 -68.10, 57.78 131.06 05/15/2013 20:02:48 -68.10, 57.74 131.06 1.76 36
4 05/18/2013 10:39:00 -68.64,-161.77 131.10 05/18/2013 10:40:12 -68.52,-161.14 131.23 28.86 72
5 05/18/2013 11:29:38 68.18, 6.15 48.42 05/18/2013 11:29:43 68.18, 6.10 48.42 2.17 5
6 05/18/2013 12:20:19 -68.06, 173.62 131.71 05/18/2013 12:19:13 -68.08, 173.61 131.69 2.03 66
7 05/21/2013 02:55:48 -68.28, -45.52 132.03 05/21/2013 02:56:40 -68.25, -45.56 132.06 3.31 52
8 05/21/2013 03:46:32 68.14, 121.97 47.82 05/21/2013 03:46:07 68.13, 121.94 47.81 1.74 25
9 05/21/2013 04:36:59 -67.26, -69.64 133.07 05/21/2013 04:35:50 -67.30, -71.37 133.02 74.73 69
10 05/23/2013 18:22:15 69.07, -98.11 48.25 05/23/2013 18:23:23 68.96, -96.43 48.13 68.21 68
11 05/23/2013 19:12:43 -68.24, 70.31 132.59 05/23/2013 19:13:04 -68.24, 70.33 132.59 0.95 21
12 05/23/2013 20:03:27 68.10,-122.21 47.27 05/23/2013 20:02:31 68.12,-122.18 47.28 1.87 56
13 05/26/2013 10:38:56 68.29, 18.70 46.98 05/26/2013 10:39:58 68.31, 18.68 47.01 2.83 62
14 05/26/2013 11:29:37 -68.16,-173.81 133.16 05/26/2013 11:29:29 -68.16,-173.87 133.16 2.52 8
15 05/26/2013 12:20:13 67.59, -5.80 46.27 05/26/2013 12:19:02 67.69, -6.77 46.38 42.41 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2013
SNOs_Map_NPP_TERRA_20130513.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/13/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service