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: 7/14/2013
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 07/16/2013 02:55:41 68.40, 134.51 46.98 07/16/2013 02:56:46 68.39, 134.57 46.96 2.76 65
2 07/16/2013 03:46:22 -68.26, -57.98 133.17 07/16/2013 03:46:17 -68.23, -57.99 133.20 3.12 5
3 07/16/2013 04:37:00 67.82, 109.88 46.39 07/16/2013 04:35:48 67.89, 109.25 46.48 27.45 72
4 07/18/2013 19:12:32 68.30,-109.58 47.34 07/18/2013 19:13:12 68.32,-109.62 47.35 2.82 40
5 07/18/2013 20:03:14 -68.21, 57.86 132.75 07/18/2013 20:02:42 -68.22, 57.89 132.74 1.95 32
6 07/21/2013 10:38:53 -69.01,-162.05 131.43 07/21/2013 10:40:02 -68.92,-160.64 131.57 57.23 69
7 07/21/2013 11:29:26 68.32, 6.19 47.86 07/21/2013 11:29:38 68.29, 6.24 47.83 3.03 12
8 07/21/2013 12:20:07 -68.17, 173.70 132.30 07/21/2013 12:19:09 -68.14, 173.69 132.32 2.79 58
9 07/24/2013 02:55:35 -68.38, -45.42 131.54 07/24/2013 02:56:37 -68.37, -45.42 131.56 1.16 62
10 07/24/2013 03:46:18 68.22, 122.10 48.30 07/24/2013 03:46:04 68.24, 122.07 48.32 2.62 14
11 07/24/2013 04:36:52 -67.69, -69.92 132.24 07/24/2013 04:35:41 -67.76, -70.86 132.14 40.22 71
12 07/26/2013 19:12:28 -68.35, 70.42 131.00 07/26/2013 19:13:02 -68.36, 70.47 130.99 2.82 34
13 07/26/2013 20:03:11 68.19,-122.07 48.85 07/26/2013 20:02:30 68.17,-122.11 48.84 2.16 41

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/14/2013
SNOs_Map_NPP_TERRA_20130714.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/14/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service