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: 1/17/2021
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 02:05:23 69.49, 145.73 89.78 01/19/2021 02:06:29 69.35, 148.14 89.57 95.64 66
2 01/19/2021 02:55:46 -68.38, -45.43 91.38 01/19/2021 02:56:14 -68.40, -45.41 91.37 2.02 28
3 01/19/2021 03:46:30 68.27, 122.03 88.50 01/19/2021 03:45:42 68.23, 122.03 88.47 3.52 48
4 01/21/2021 18:22:00 68.51, -97.15 88.19 01/21/2021 18:23:12 68.49, -97.06 88.15 4.46 72
5 01/21/2021 19:12:40 -68.31, 70.43 92.04 01/21/2021 19:12:43 -68.33, 70.38 92.02 2.99 3
6 01/21/2021 20:03:23 68.14,-122.05 87.79 01/21/2021 20:02:11 68.16,-122.18 87.81 5.79 72
7 01/24/2021 10:38:52 68.39, 18.78 87.43 01/24/2021 10:39:40 68.41, 18.73 87.45 3.02 48
8 01/24/2021 11:29:34 -68.29,-173.78 92.68 01/24/2021 11:29:10 -68.31,-173.76 92.67 1.84 24
9 01/24/2021 12:20:00 67.21, -5.14 86.20 01/24/2021 12:18:53 67.29, -7.28 86.35 92.62 67
10 01/27/2021 02:05:20 -69.40, -34.13 92.18 01/27/2021 02:06:27 -69.28, -31.95 92.37 86.62 67
11 01/27/2021 02:55:47 68.38, 134.56 86.76 01/27/2021 02:56:08 68.38, 134.57 86.75 0.63 21
12 01/27/2021 03:46:28 -68.23, -57.93 93.42 01/27/2021 03:45:39 -68.23, -57.98 93.41 2.27 49
13 01/29/2021 18:21:58 -68.48, 82.89 93.85 01/29/2021 18:23:09 -68.47, 82.92 93.86 1.36 71
14 01/29/2021 19:12:41 68.32,-109.59 85.99 01/29/2021 19:12:36 68.35,-109.59 86.01 3.08 5
15 01/29/2021 20:03:21 -68.11, 57.99 94.25 01/29/2021 20:02:08 -68.14, 57.80 94.20 8.70 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/17/2021
SNOs_Map_NPP_TERRA_20210117.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/17/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA