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: 1/18/2021
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 01/19/2021 02:05:22 69.44, 145.80 89.74 01/19/2021 02:06:29 69.34, 148.14 89.56 92.08 67
2 01/19/2021 02:55:46 -68.39, -45.44 91.37 01/19/2021 02:56:14 -68.39, -45.42 91.38 0.76 28
3 01/19/2021 03:46:29 68.22, 122.09 88.45 01/19/2021 03:45:42 68.23, 122.02 88.46 2.87 47
4 01/21/2021 18:22:00 68.52, -97.16 88.19 01/21/2021 18:23:12 68.48, -97.07 88.14 5.28 72
5 01/21/2021 19:12:40 -68.32, 70.42 92.03 01/21/2021 19:12:43 -68.32, 70.37 92.03 2.23 3
6 01/21/2021 20:03:23 68.15,-122.05 87.79 01/21/2021 20:02:11 68.15,-122.19 87.81 5.58 72
7 01/24/2021 10:38:53 68.40, 18.77 87.44 01/24/2021 10:39:41 68.40, 18.72 87.44 2.33 48
8 01/24/2021 11:29:35 -68.30,-173.79 92.68 01/24/2021 11:29:11 -68.30,-173.78 92.67 0.44 24
9 01/24/2021 12:20:01 67.21, -5.15 86.20 01/24/2021 12:18:54 67.28, -7.29 86.34 92.67 67
10 01/27/2021 02:05:20 -69.40, -34.14 92.18 01/27/2021 02:06:27 -69.27, -31.96 92.38 86.62 67
11 01/27/2021 02:55:47 68.39, 134.55 86.76 01/27/2021 02:56:08 68.37, 134.56 86.74 1.49 21
12 01/27/2021 03:46:28 -68.23, -57.93 93.41 01/27/2021 03:45:39 -68.22, -57.99 93.42 3.08 49
13 01/29/2021 18:21:58 -68.48, 82.89 93.84 01/29/2021 18:23:09 -68.46, 82.90 93.88 2.76 71
14 01/29/2021 19:12:41 68.33,-109.60 85.99 01/29/2021 19:12:36 68.34,-109.60 86.00 1.37 5
15 01/29/2021 20:03:21 -68.11, 57.99 94.24 01/29/2021 20:02:08 -68.13, 57.78 94.22 8.56 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/18/2021
SNOs_Map_NPP_TERRA_20210118.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/18/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA