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: 3/18/2016
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 03/20/2016 18:23:15 -68.48, 83.03 111.84 03/20/2016 18:23:51 -68.49, 82.98 111.83 2.62 36
2 03/20/2016 19:13:59 68.37,-109.52 68.04 03/20/2016 19:13:18 68.37,-109.52 68.05 0.61 41
3 03/23/2016 09:49:33 69.03, 30.76 67.68 03/23/2016 09:50:43 68.96, 31.81 67.59 42.68 70
4 03/23/2016 10:40:07 -68.50,-161.22 112.88 03/23/2016 10:40:20 -68.48,-161.16 112.90 3.28 13
5 03/23/2016 11:30:50 68.34, 6.30 66.95 03/23/2016 11:29:47 68.35, 6.34 66.97 2.28 63
6 03/26/2016 02:06:16 68.52, 147.22 66.10 03/26/2016 02:07:20 68.53, 147.16 66.11 3.04 64
7 03/26/2016 02:56:58 -68.41, -45.33 114.02 03/26/2016 02:56:50 -68.44, -45.32 113.99 3.30 8
8 03/26/2016 03:47:34 67.88, 122.65 65.42 03/26/2016 03:46:23 67.98, 121.77 65.54 38.45 71
9 03/28/2016 18:23:08 68.50, -96.98 65.03 03/28/2016 18:23:50 68.48, -97.03 65.01 2.62 42
10 03/28/2016 19:13:50 -68.39, 70.48 115.10 03/28/2016 19:13:20 -68.39, 70.50 115.09 0.87 30
11 03/31/2016 09:49:32 -69.42,-149.78 115.05 03/31/2016 09:50:39 -69.32,-147.73 115.19 81.09 67
12 03/31/2016 10:40:00 68.48, 18.83 63.97 03/31/2016 10:40:19 68.47, 18.84 63.95 1.30 19
13 03/31/2016 11:30:41 -68.31,-173.64 116.22 03/31/2016 11:29:50 -68.32,-173.70 116.20 2.65 51

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/18/2016
SNOs_Map_NPP_TERRA_20160318.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/18/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service