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: 10/10/2018
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 10/12/2018 19:13:35 -68.46, 70.28 104.05 10/12/2018 19:14:18 -68.46, 70.31 104.05 1.39 43
2 10/12/2018 20:04:19 68.33,-122.25 75.84 10/12/2018 20:03:45 68.34,-122.19 75.85 2.60 34
3 10/15/2018 10:39:57 69.07, 17.90 77.55 10/15/2018 10:41:07 68.96, 19.18 77.45 52.66 70
4 10/15/2018 11:30:28 -68.40,-173.88 103.11 10/15/2018 11:30:45 -68.42,-173.86 103.09 2.19 17
5 10/15/2018 12:21:12 68.27, -6.41 76.79 10/15/2018 12:20:12 68.29, -6.36 76.80 2.83 60
6 10/18/2018 02:56:41 68.48, 134.46 77.95 10/18/2018 02:57:43 68.46, 134.45 77.93 1.89 62
7 10/18/2018 03:47:22 -68.34, -58.04 102.18 10/18/2018 03:47:13 -68.37, -58.03 102.15 3.40 9
8 10/18/2018 04:37:58 67.78, 109.97 77.29 10/18/2018 04:36:47 67.85, 109.00 77.33 40.98 71
9 10/20/2018 19:13:35 68.42,-109.70 78.86 10/20/2018 19:14:11 68.41,-109.73 78.85 1.63 36
10 10/20/2018 20:04:17 -68.34, 57.73 101.22 10/20/2018 20:03:41 -68.32, 57.80 101.24 3.20 36
11 10/23/2018 10:39:55 -69.02,-162.04 99.62 10/23/2018 10:41:05 -68.88,-160.91 99.74 47.81 70
12 10/23/2018 11:30:29 68.36, 6.14 79.75 10/23/2018 11:30:39 68.36, 6.09 79.74 2.03 10
13 10/23/2018 12:21:11 -68.28, 173.57 100.33 10/23/2018 12:20:09 -68.27, 173.62 100.34 2.22 62

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/10/2018
SNOs_Map_NPP_TERRA_20180930.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service