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: 12/13/2020
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 12/15/2020 10:38:46 -68.43,-161.20 88.39 12/15/2020 10:39:56 -68.41,-161.25 88.42 3.37 70
2 12/15/2020 11:29:30 68.30, 6.28 91.48 12/15/2020 11:29:23 68.30, 6.26 91.48 0.91 7
3 12/15/2020 12:20:08 -68.01, 173.97 88.81 12/15/2020 12:18:55 -68.08, 173.63 88.75 16.13 73
4 12/18/2020 02:55:40 -68.37, -45.36 88.35 12/18/2020 02:56:23 -68.36, -45.43 88.37 3.11 43
5 12/18/2020 03:46:24 68.24, 122.11 91.53 12/18/2020 03:45:50 68.25, 122.08 91.53 1.25 34
6 12/20/2020 18:22:03 68.94, -97.67 92.27 12/20/2020 18:23:13 68.86, -96.57 92.18 45.32 70
7 12/20/2020 19:12:36 -68.37, 70.40 88.31 12/20/2020 19:12:50 -68.36, 70.46 88.32 2.70 14
8 12/20/2020 20:03:19 68.19,-122.06 91.52 12/20/2020 20:02:18 68.19,-122.10 91.51 1.87 61
9 12/23/2020 10:38:49 68.41, 18.80 91.72 12/23/2020 10:39:48 68.40, 18.76 91.71 1.84 59
10 12/23/2020 11:29:31 -68.32,-173.77 88.37 12/23/2020 11:29:18 -68.30,-173.73 88.40 2.72 13
11 12/23/2020 12:20:04 67.61, -5.57 90.91 12/23/2020 12:18:54 67.68, -6.81 90.99 53.30 70
12 12/26/2020 02:55:44 68.36, 134.63 91.61 12/26/2020 02:56:15 68.39, 134.63 91.63 2.84 31
13 12/26/2020 03:46:25 -68.22, -57.87 88.55 12/26/2020 03:45:46 -68.23, -57.92 88.53 3.00 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/13/2020
SNOs_Map_NPP_TERRA_20201213.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/13/2020 in txt file.

Historial Predications of SNOs between NPP and TERRA