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: 12/30/2015
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 12/31/2015 17:33:52 68.59, -84.57 91.57 12/31/2015 17:34:46 68.61, -84.60 91.58 2.49 54
2 12/31/2015 18:24:34 -68.51, 82.85 88.52 12/31/2015 18:24:16 -68.50, 82.91 88.53 2.20 18
3 12/31/2015 19:15:04 67.63,-108.73 90.59 12/31/2015 19:13:56 67.67,-110.44 90.64 72.27 68
4 01/03/2016 09:50:45 68.58, 31.21 91.33 01/03/2016 09:51:17 68.58, 31.24 91.33 1.04 32
5 01/03/2016 10:41:26 -68.45,-161.29 88.81 01/03/2016 10:40:47 -68.47,-161.26 88.78 3.25 39
6 01/06/2016 01:17:02 -69.18, -21.13 88.33 01/06/2016 01:18:12 -69.09, -19.89 88.44 50.17 70
7 01/06/2016 02:07:36 68.52, 147.06 91.00 01/06/2016 02:07:47 68.53, 147.05 91.00 1.06 11
8 01/06/2016 02:58:17 -68.39, -45.44 89.15 01/06/2016 02:57:18 -68.37, -45.50 89.16 2.94 59
9 01/08/2016 17:33:45 -68.64, 95.37 89.21 01/08/2016 17:34:50 -68.65, 95.42 89.21 2.18 65
10 01/08/2016 18:24:28 68.47, -97.09 90.61 01/08/2016 18:24:18 68.47, -97.14 90.62 2.30 10
11 01/08/2016 19:15:04 -68.06, 70.75 89.81 01/08/2016 19:13:52 -68.15, 70.10 89.71 28.46 72
12 01/11/2016 09:50:37 -68.59,-148.78 89.65 01/11/2016 09:51:21 -68.58,-148.79 89.66 1.22 44
13 01/11/2016 10:41:21 68.47, 18.68 90.23 01/11/2016 10:40:48 68.46, 18.71 90.22 1.57 33

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/30/2015
SNOs_Map_NPP_TERRA_20151230.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/30/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service