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: 1/28/2016
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 01/30/2016 02:07:12 -68.55, -32.93 93.67 01/30/2016 02:07:50 -68.54, -32.97 93.68 1.69 38
2 01/30/2016 02:57:57 68.46, 134.49 86.23 01/30/2016 02:57:17 68.44, 134.55 86.22 3.14 40
3 02/01/2016 17:33:32 69.13, -85.26 86.21 02/01/2016 17:34:42 69.00, -84.15 86.04 46.42 70
4 02/01/2016 18:24:04 -68.53, 82.87 94.43 02/01/2016 18:24:19 -68.50, 82.86 94.46 2.84 15
5 02/01/2016 19:14:48 68.39,-109.64 85.42 02/01/2016 19:13:46 68.39,-109.63 85.43 0.80 62
6 02/04/2016 09:50:14 68.58, 31.26 84.87 02/04/2016 09:51:17 68.61, 31.24 84.89 3.14 63
7 02/04/2016 10:40:55 -68.46,-161.26 95.28 02/04/2016 10:40:48 -68.45,-161.33 95.29 3.00 7
8 02/04/2016 11:31:32 67.95, 6.70 84.19 02/04/2016 11:30:21 68.00, 5.79 84.27 38.44 71
9 02/07/2016 02:07:06 68.58, 147.04 84.05 02/07/2016 02:07:45 68.59, 147.10 84.06 3.18 39
10 02/07/2016 02:57:47 -68.45, -45.47 96.10 02/07/2016 02:57:16 -68.43, -45.46 96.11 1.85 31
11 02/09/2016 17:33:26 -69.39, 94.39 95.94 02/09/2016 17:34:34 -69.29, 96.23 96.10 72.74 68
12 02/09/2016 18:23:56 68.52, -97.11 83.15 02/09/2016 18:24:13 68.51, -97.12 83.13 1.45 17
13 02/09/2016 19:14:37 -68.39, 70.38 97.00 02/09/2016 19:13:43 -68.40, 70.39 96.98 1.76 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/28/2016
SNOs_Map_NPP_TERRA_20160128.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/28/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service