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: 10/9/2020
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 10/09/2020 18:22:33 -68.67, 82.69 104.79 10/09/2020 18:23:44 -68.59, 83.10 104.86 18.81 71
2 10/09/2020 19:13:13 68.34,-109.56 74.90 10/09/2020 19:13:14 68.31,-109.59 74.87 2.65 1
3 10/09/2020 20:03:54 -68.20, 57.94 105.23 10/09/2020 20:02:44 -68.21, 57.92 105.23 1.53 70
4 10/12/2020 10:39:21 -68.40,-161.18 104.05 10/12/2020 10:40:15 -68.42,-161.23 104.03 3.27 54
5 10/12/2020 11:30:05 68.28, 6.28 75.85 10/12/2020 11:29:42 68.30, 6.28 75.87 2.89 23
6 10/12/2020 12:20:33 -67.44, 174.64 104.97 10/12/2020 12:19:24 -67.53, 173.01 104.91 70.14 69
7 10/15/2020 02:05:52 69.50, 145.77 78.03 10/15/2020 02:06:58 69.40, 148.26 77.97 97.90 66
8 10/15/2020 02:56:15 -68.39, -45.40 103.06 10/15/2020 02:56:44 -68.41, -45.36 103.04 2.65 29
9 10/15/2020 03:46:58 68.22, 122.13 76.79 10/15/2020 03:46:12 68.24, 122.07 76.80 2.62 46
10 10/17/2020 18:22:30 68.65, -97.28 78.17 10/17/2020 18:23:41 68.61, -96.87 78.14 17.08 71
11 10/17/2020 19:13:08 -68.34, 70.44 102.13 10/17/2020 19:13:14 -68.35, 70.44 102.12 0.95 6
12 10/17/2020 20:03:52 68.22,-122.11 77.78 10/17/2020 20:02:41 68.22,-122.06 77.77 1.84 71
13 10/20/2020 10:39:20 68.43, 18.77 78.93 10/20/2020 10:40:13 68.43, 18.79 78.92 1.01 53
14 10/20/2020 11:30:01 -68.29,-173.73 101.21 10/20/2020 11:29:44 -68.28,-173.76 101.22 1.43 17
15 10/20/2020 12:20:31 67.41, -5.34 77.95 10/20/2020 12:19:23 67.48, -7.04 77.98 72.62 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/9/2020
SNOs_Map_NPP_TERRA_20201009.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/09/2020 in txt file.

Historical Predications of SNOs between NPP and TERRA