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: 12/27/2020
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 12/28/2020 18:22:06 -69.05, 82.17 87.82 12/28/2020 18:23:15 -68.94, 83.51 87.95 54.85 69
2 12/28/2020 19:12:39 68.33,-109.57 91.45 12/28/2020 19:12:51 68.33,-109.59 91.45 0.97 12
3 12/28/2020 20:03:20 -68.20, 57.92 88.69 12/28/2020 20:02:21 -68.22, 57.91 88.67 2.87 59
4 12/31/2020 10:38:49 -68.42,-161.22 88.64 12/31/2020 10:39:52 -68.41,-161.27 88.65 2.03 63
5 12/31/2020 11:29:33 68.30, 6.25 91.24 12/31/2020 11:29:19 68.30, 6.24 91.24 0.42 14
6 12/31/2020 12:20:07 -67.78, 174.21 89.30 12/31/2020 12:18:55 -67.86, 173.36 89.21 36.94 72
7 01/03/2021 02:55:44 -68.38, -45.40 88.92 01/03/2021 02:56:21 -68.38, -45.43 88.92 1.29 37
8 01/03/2021 03:46:28 68.26, 122.06 90.96 01/03/2021 03:45:48 68.26, 122.07 90.97 0.60 40
9 01/05/2021 18:22:04 68.81, -97.52 91.25 01/05/2021 18:23:15 68.71, -96.77 91.13 32.10 71
10 01/05/2021 19:12:39 -68.34, 70.42 89.24 01/05/2021 19:12:50 -68.33, 70.40 89.25 1.01 11
11 01/05/2021 20:03:23 68.22,-122.13 90.64 01/05/2021 20:02:17 68.21,-122.10 90.63 1.57 66
12 01/08/2021 10:38:53 68.45, 18.71 90.55 01/08/2021 10:39:48 68.44, 18.77 90.53 2.81 55
13 01/08/2021 11:29:34 -68.30,-173.77 89.62 01/08/2021 11:29:19 -68.28,-173.78 89.64 1.84 15
14 01/08/2021 12:20:06 67.54, -5.52 89.61 01/08/2021 12:18:56 67.60, -6.93 89.70 60.32 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/27/2020
SNOs_Map_NPP_TERRA_20201227.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/27/2020 in txt file.

Historial Predications of SNOs between NPP and TERRA