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: 5/17/2016
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 05/18/2016 10:40:19 68.45, 18.70 48.64 05/18/2016 10:41:00 68.48, 18.69 48.67 3.11 41
2 05/18/2016 11:31:00 -68.33,-173.82 131.49 05/18/2016 11:30:31 -68.32,-173.87 131.50 2.15 29
3 05/21/2016 02:06:45 -69.38, -34.10 130.97 05/21/2016 02:07:52 -69.27, -32.09 131.09 79.94 67
4 05/21/2016 02:57:14 68.44, 134.48 48.08 05/21/2016 02:57:32 68.43, 134.51 48.07 1.45 18
5 05/21/2016 03:47:55 -68.32, -58.03 132.06 05/21/2016 03:47:02 -68.33, -57.98 132.05 2.83 53
6 05/23/2016 18:23:25 -68.57, 82.78 132.31 05/23/2016 18:24:36 -68.55, 82.88 132.33 4.60 71
7 05/23/2016 19:14:08 68.38,-109.67 47.50 05/23/2016 19:14:04 68.38,-109.69 47.50 0.70 4
8 05/23/2016 20:04:48 -68.20, 57.88 132.69 05/23/2016 20:03:35 -68.22, 57.76 132.67 5.63 73
9 05/26/2016 10:40:19 -68.51,-161.38 132.84 05/26/2016 10:41:08 -68.49,-161.33 132.87 3.25 49
10 05/26/2016 11:31:02 68.33, 6.17 46.97 05/26/2016 11:30:36 68.32, 6.11 46.96 2.59 26
11 05/26/2016 12:21:28 -67.39, 174.65 133.98 05/26/2016 12:20:20 -67.44, 172.73 133.93 82.30 68
12 05/29/2016 02:06:47 69.45, 145.79 47.69 05/29/2016 02:07:54 69.35, 148.01 47.58 87.51 67
13 05/29/2016 02:57:11 -68.40, -45.47 133.38 05/29/2016 02:57:39 -68.42, -45.54 133.36 3.45 28
14 05/29/2016 03:47:56 68.33, 121.94 46.54 05/29/2016 03:47:06 68.30, 121.97 46.52 2.96 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/17/2016
SNOs_Map_NPP_TERRA_20160517.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/17/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service