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: 1/7/2021
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 01/08/2021 10:38:52 68.43, 18.75 90.52 01/08/2021 10:39:48 68.42, 18.74 90.51 0.81 56
2 01/08/2021 11:29:33 -68.29,-173.75 89.63 01/08/2021 11:29:18 -68.31,-173.76 89.61 2.60 15
3 01/08/2021 12:20:05 67.51, -5.48 89.58 01/08/2021 12:18:56 67.58, -6.96 89.68 63.01 69
4 01/11/2021 02:55:46 68.35, 134.62 90.05 01/11/2021 02:56:17 68.36, 134.55 90.06 3.53 31
5 01/11/2021 03:46:28 -68.25, -57.94 90.06 01/11/2021 03:45:47 -68.26, -57.94 90.05 0.27 41
6 01/13/2021 18:22:02 -68.76, 82.54 89.97 01/13/2021 18:23:14 -68.64, 83.13 90.11 26.77 72
7 01/13/2021 19:12:40 68.32,-109.58 89.58 01/13/2021 19:12:45 68.30,-109.64 89.56 3.19 5
8 01/13/2021 20:03:22 -68.23, 57.86 90.53 01/13/2021 20:02:15 -68.20, 57.87 90.55 2.89 67
9 01/16/2021 10:38:51 -68.41,-161.23 90.82 01/16/2021 10:39:46 -68.41,-161.27 90.82 1.76 55
10 01/16/2021 11:29:35 68.30, 6.22 89.07 01/16/2021 11:29:13 68.29, 6.23 89.06 0.63 22
11 01/16/2021 12:20:04 -67.50, 174.53 91.76 01/16/2021 12:18:55 -67.52, 172.97 91.70 66.31 69
12 01/19/2021 02:05:22 69.45, 145.80 89.74 01/19/2021 02:06:28 69.39, 148.21 89.61 94.69 66
13 01/19/2021 02:55:46 -68.39, -45.43 91.38 01/19/2021 02:56:14 -68.40, -45.41 91.37 2.17 28
14 01/19/2021 03:46:29 68.22, 122.08 88.46 01/19/2021 03:45:42 68.22, 122.03 88.46 2.29 47

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/7/2021
SNOs_Map_NPP_TERRA_20210107.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/07/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA