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: 1/10/2021
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 01/11/2021 02:55:46 68.38, 134.58 90.08 01/11/2021 02:56:16 68.39, 134.58 90.09 1.15 30
2 01/11/2021 03:46:28 -68.29, -57.99 90.02 01/11/2021 03:45:46 -68.28, -57.92 90.03 3.17 42
3 01/13/2021 18:22:03 -68.79, 82.50 89.93 01/13/2021 18:23:14 -68.66, 83.15 90.09 29.96 71
4 01/13/2021 19:12:41 68.35,-109.62 89.61 01/13/2021 19:12:45 68.33,-109.61 89.59 2.64 4
5 01/13/2021 20:03:22 -68.21, 57.89 90.55 01/13/2021 20:02:15 -68.22, 57.89 90.53 1.60 67
6 01/16/2021 10:38:52 -68.44,-161.28 90.78 01/16/2021 10:39:46 -68.44,-161.25 90.80 1.27 54
7 01/16/2021 11:29:35 68.27, 6.25 89.04 01/16/2021 11:29:14 68.26, 6.19 89.03 2.69 21
8 01/16/2021 12:20:04 -67.48, 174.55 91.79 01/16/2021 12:18:55 -67.55, 172.99 91.68 66.75 69
9 01/19/2021 02:05:23 69.48, 145.76 89.77 01/19/2021 02:06:29 69.36, 148.17 89.59 95.28 66
10 01/19/2021 02:55:46 -68.36, -45.40 91.40 01/19/2021 02:56:15 -68.37, -45.45 91.40 1.97 29
11 01/19/2021 03:46:30 68.25, 122.05 88.48 01/19/2021 03:45:42 68.25, 122.06 88.48 0.40 48
12 01/21/2021 18:22:00 68.55, -97.20 88.22 01/21/2021 18:23:11 68.51, -97.03 88.17 8.08 71
13 01/21/2021 19:12:40 -68.34, 70.39 92.01 01/21/2021 19:12:42 -68.36, 70.42 91.99 2.12 2
14 01/21/2021 20:03:23 68.18,-122.09 87.82 01/21/2021 20:02:10 68.18,-122.15 87.83 2.46 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/10/2021
SNOs_Map_NPP_TERRA_20210110.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/10/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA