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: 7/19/2012
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 07/21/2012 03:45:01 68.30, 122.03 47.83 07/21/2012 03:46:05 68.31, 122.05 47.83 1.31 64
2 07/21/2012 04:35:42 -68.16, -70.47 132.32 07/21/2012 04:35:36 -68.14, -70.51 132.33 2.81 6
3 07/21/2012 05:26:20 67.71, 97.40 47.23 07/21/2012 05:25:08 67.75, 96.68 47.30 30.53 72
4 07/23/2012 20:01:56 68.26,-122.15 48.33 07/23/2012 20:02:34 68.23,-122.15 48.30 3.02 38
5 07/23/2012 20:52:37 -68.12, 45.35 131.81 07/23/2012 20:52:04 -68.12, 45.35 131.80 0.67 33
6 07/26/2012 11:28:17 -68.88,-174.51 130.46 07/26/2012 11:29:27 -68.75,-173.28 130.62 51.36 70
7 07/26/2012 12:18:51 68.22, -6.34 48.87 07/26/2012 12:19:02 68.19, -6.31 48.84 3.15 11
8 07/26/2012 13:09:32 -68.08, 161.16 131.27 07/26/2012 13:08:32 -68.09, 161.20 131.26 1.83 60
9 07/29/2012 03:45:02 -68.30, -57.98 130.44 07/29/2012 03:46:02 -68.31, -57.93 130.44 2.18 60
10 07/29/2012 04:35:45 68.12, 109.55 49.39 07/29/2012 04:35:30 68.13, 109.50 49.40 2.13 15
11 07/29/2012 05:26:18 -67.55, -82.43 131.19 07/29/2012 05:25:07 -67.64, -83.43 131.07 43.86 71
12 07/31/2012 20:01:56 -68.26, 57.84 129.83 07/31/2012 20:02:29 -68.23, 57.86 129.86 2.97 33
13 07/31/2012 20:52:39 68.08,-134.63 50.00 07/31/2012 20:51:56 68.11,-134.64 50.03 2.86 43

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/19/2012
SNOs_Map_NPP_TERRA_20120719.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/19/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service