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: 10/12/2016
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 10/14/2016 18:22:58 -68.47, 82.95 103.12 10/14/2016 18:24:03 -68.48, 82.89 103.12 2.29 65
2 10/14/2016 19:13:43 68.38,-109.63 76.80 10/14/2016 19:13:30 68.36,-109.60 76.79 2.08 13
3 10/14/2016 20:04:17 -67.88, 58.32 103.68 10/14/2016 20:03:05 -67.98, 57.58 103.60 32.58 72
4 10/17/2016 10:39:54 -68.45,-161.27 102.16 10/17/2016 10:40:32 -68.44,-161.27 102.16 0.64 38
5 10/17/2016 11:30:38 68.31, 6.22 77.72 10/17/2016 11:29:59 68.33, 6.24 77.73 2.24 39
6 10/20/2016 02:06:15 68.87, 146.61 79.22 10/20/2016 02:07:26 68.78, 147.40 79.15 33.44 71
7 10/20/2016 02:56:50 -68.42, -45.48 101.22 10/20/2016 02:57:01 -68.40, -45.44 101.24 2.88 11
8 10/20/2016 03:47:34 68.29, 122.00 78.67 10/20/2016 03:46:28 68.29, 122.07 78.66 2.62 66
9 10/22/2016 18:23:03 68.47, -97.10 79.78 10/22/2016 18:23:59 68.46, -97.12 79.76 1.72 56
10 10/22/2016 19:13:44 -68.34, 70.39 100.35 10/22/2016 19:13:29 -68.36, 70.39 100.33 2.03 15
11 10/22/2016 20:04:16 67.56,-121.33 78.91 10/22/2016 20:03:07 67.62,-122.82 78.93 63.47 69
12 10/25/2016 10:39:58 68.39, 18.76 80.62 10/25/2016 10:40:28 68.41, 18.70 80.64 3.30 30
13 10/25/2016 11:30:40 -68.31,-173.81 99.45 10/25/2016 11:29:58 -68.31,-173.79 99.45 1.03 42

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/12/2016
SNOs_Map_NPP_TERRA_20161012.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/12/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service