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: 5/19/2014
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 05/21/2014 07:22:30 -68.86,-111.43 131.44 05/21/2014 07:23:02 -68.87,-111.41 131.43 1.05 32
2 05/21/2014 08:13:14 68.72, 56.07 48.42 05/21/2014 08:12:30 68.71, 56.04 48.40 1.70 44
3 05/23/2014 22:48:49 69.10,-163.31 48.29 05/23/2014 22:50:00 69.05,-162.93 48.24 15.97 71
4 05/23/2014 23:39:27 -68.82, 4.41 132.01 05/23/2014 23:39:32 -68.83, 4.42 131.99 1.86 5
5 05/24/2014 00:30:11 68.68, 171.91 47.85 05/24/2014 00:29:00 68.67, 171.86 47.84 1.95 71
6 05/26/2014 15:05:44 68.91, -47.26 47.61 05/26/2014 15:06:32 68.93, -47.21 47.63 3.10 48
7 05/26/2014 15:56:25 -68.77, 120.24 132.53 05/26/2014 15:56:03 -68.77, 120.22 132.54 1.11 22
8 05/26/2014 16:46:52 67.72, -71.10 46.42 05/26/2014 16:45:46 67.76, -73.34 46.45 94.72 66
9 05/29/2014 06:32:14 -69.85,-100.15 131.87 05/29/2014 06:33:21 -69.78, -97.85 131.94 88.31 67
10 05/29/2014 07:22:42 68.87, 68.56 47.14 05/29/2014 07:23:02 68.89, 68.62 47.16 2.85 20
11 05/29/2014 08:13:23 -68.74,-123.93 133.00 05/29/2014 08:12:33 -68.73,-123.95 133.01 0.65 50
12 05/31/2014 22:48:56 -68.97, 16.90 133.15 05/31/2014 22:50:05 -68.94, 16.92 133.18 3.13 69
13 05/31/2014 23:39:40 68.85,-175.63 46.72 05/31/2014 23:39:32 68.82,-175.58 46.70 3.01 8
14 06/01/2014 00:30:18 -68.54, -7.90 133.59 06/01/2014 00:29:05 -68.56, -8.28 133.57 15.44 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/19/2014
SNOs_Map_NPP_TERRA_20140519.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/19/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service