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: 5/25/2013
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 05/26/2013 10:39:09 68.99, 17.77 47.70 05/26/2013 10:40:18 68.87, 19.25 47.56 60.71 69
2 05/26/2013 11:29:38 -68.23,-173.90 133.08 05/26/2013 11:29:57 -68.26,-173.87 133.06 2.81 19
3 05/26/2013 12:20:22 68.09, -6.41 46.77 05/26/2013 12:19:25 68.09, -6.42 46.78 1.15 57
4 05/29/2013 02:55:51 68.33, 134.42 46.60 05/29/2013 02:56:58 68.32, 134.44 46.57 2.05 67
5 05/29/2013 03:46:32 -68.21, -58.10 133.53 05/29/2013 03:46:28 -68.21, -58.06 133.54 1.74 4
6 05/29/2013 04:37:11 67.80, 109.73 46.05 05/29/2013 04:35:59 67.87, 109.19 46.12 23.77 72
7 05/31/2013 19:12:45 68.27,-109.72 46.14 05/31/2013 19:13:29 68.30,-109.71 46.17 2.95 44
8 05/31/2013 20:03:26 -68.15, 57.76 133.99 05/31/2013 20:03:00 -68.14, 57.73 134.00 1.64 26
9 06/03/2013 10:39:12 -69.25,-162.57 133.20 06/03/2013 10:40:19 -69.15,-160.42 133.33 85.60 67
10 06/03/2013 11:29:40 68.27, 6.06 45.80 06/03/2013 11:30:00 68.26, 6.11 45.78 2.38 20
11 06/03/2013 12:20:20 -68.08, 173.62 134.40 06/03/2013 12:19:31 -68.10, 173.56 134.38 3.01 49
12 06/06/2013 02:55:51 -68.40, -45.63 134.37 06/06/2013 02:57:03 -68.37, -45.52 134.40 5.73 72
13 06/06/2013 03:46:34 68.22, 121.91 45.45 06/06/2013 03:46:31 68.19, 121.91 45.42 3.02 3
14 06/06/2013 04:37:15 -68.08, -70.60 134.69 06/06/2013 04:36:01 -68.10, -70.57 134.68 1.80 74

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/25/2013
SNOs_Map_NPP_TERRA_20130525.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/25/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service