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: 2/8/2015
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 02/09/2015 06:32:06 -69.15, -98.65 96.16 02/09/2015 06:33:14 -69.15, -98.67 96.17 0.72 68
2 02/09/2015 07:22:50 69.02, 68.84 83.70 02/09/2015 07:22:41 69.04, 68.83 83.72 2.32 9
3 02/09/2015 08:13:27 -68.68,-123.38 96.67 02/09/2015 08:12:15 -68.72,-123.94 96.61 22.94 72
4 02/11/2015 22:48:59 -69.10, 17.19 97.08 02/11/2015 22:49:48 -69.12, 17.15 97.07 2.66 49
5 02/11/2015 23:39:44 69.02,-175.40 82.83 02/11/2015 23:39:15 69.00,-175.35 82.81 2.81 29
6 02/12/2015 00:30:08 -67.98, -6.72 98.26 02/12/2015 00:29:01 -68.02, -8.92 98.16 91.71 67
7 02/14/2015 15:05:53 -69.11, 132.94 97.97 02/14/2015 15:06:24 -69.09, 132.96 97.99 1.91 31
8 02/14/2015 15:56:37 68.98, -59.58 81.89 02/14/2015 15:55:51 68.97, -59.54 81.89 1.75 46
9 02/17/2015 06:32:14 69.74, 80.49 81.78 02/17/2015 06:33:23 69.60, 81.85 81.60 54.83 69
10 02/17/2015 07:22:45 -69.07,-111.24 98.94 02/17/2015 07:23:01 -69.07,-111.22 98.94 0.88 16
11 02/17/2015 08:13:29 68.95, 56.23 80.93 02/17/2015 08:12:28 68.95, 56.27 80.94 1.87 61
12 02/19/2015 22:48:58 69.23,-163.03 80.31 02/19/2015 22:50:10 69.19,-162.86 80.25 7.93 72
13 02/19/2015 23:39:38 -69.04, 4.56 99.91 02/19/2015 23:39:41 -69.06, 4.59 99.90 2.25 3
14 02/20/2015 00:30:21 68.87, 172.10 79.90 02/20/2015 00:29:09 68.88, 172.02 79.93 3.79 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/8/2015
SNOs_Map_NPP_TERRA_20150208.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/08/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service