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: 10/8/2018
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 10/10/2018 02:56:44 -68.45, -45.55 105.07 10/10/2018 02:57:51 -68.43, -45.61 105.09 3.29 67
2 10/10/2018 03:47:28 68.32, 121.93 74.82 10/10/2018 03:47:18 68.31, 121.89 74.81 1.95 10
3 10/10/2018 04:38:04 -67.92, -70.24 105.57 10/10/2018 04:36:52 -67.99, -70.86 105.51 26.95 72
4 10/12/2018 19:13:39 -68.41, 70.28 104.10 10/12/2018 19:14:19 -68.39, 70.23 104.12 2.84 40
5 10/12/2018 20:04:23 68.28,-122.25 75.79 10/12/2018 20:03:46 68.27,-122.28 75.77 2.04 37
6 10/15/2018 10:40:00 68.89, 18.09 77.37 10/15/2018 10:41:11 68.78, 18.95 77.27 36.81 71
7 10/15/2018 11:30:34 -68.38,-173.91 103.13 10/15/2018 11:30:47 -68.35,-173.94 103.16 3.23 13
8 10/15/2018 12:21:18 68.25, -6.44 76.76 10/15/2018 12:20:14 68.22, -6.45 76.73 3.34 64
9 10/18/2018 02:56:47 68.44, 134.47 77.90 10/18/2018 02:57:44 68.45, 134.44 77.92 2.12 57
10 10/18/2018 03:47:29 -68.35, -58.10 102.17 10/18/2018 03:47:14 -68.36, -58.04 102.16 2.80 15
11 10/18/2018 04:38:01 67.58, 110.17 77.09 10/18/2018 04:36:52 67.61, 108.74 77.09 61.11 69
12 10/20/2018 19:13:41 68.42,-109.73 78.85 10/20/2018 19:14:11 68.40,-109.74 78.84 1.87 30
13 10/20/2018 20:04:22 -68.28, 57.77 101.28 10/20/2018 20:03:42 -68.26, 57.72 101.30 2.76 40

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/8/2018
SNOs_Map_NPP_TERRA_20180928.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/08/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service