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: 10/9/2021
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 10/09/2021 22:43:37 -69.39, 16.44 104.10 10/09/2021 22:44:48 -69.29, 17.43 104.19 40.57 71
2 10/09/2021 23:34:13 68.85,-175.50 75.38 10/09/2021 23:34:21 68.85,-175.49 75.38 0.38 8
3 10/10/2021 00:24:55 -68.76, -8.06 104.70 10/10/2021 00:23:51 -68.74, -7.99 104.72 3.39 64
4 10/12/2021 15:00:24 -68.93, 132.86 103.55 10/12/2021 15:01:20 -68.93, 132.85 103.54 0.70 56
5 10/12/2021 15:51:08 68.81, -59.67 76.36 10/12/2021 15:50:47 68.82, -59.65 76.36 1.23 21
6 10/12/2021 16:41:37 -68.02, 108.67 104.42 10/12/2021 16:40:28 -68.10, 107.12 104.36 65.30 69
7 10/15/2021 06:26:55 69.95, 79.85 78.46 10/15/2021 06:28:01 69.83, 82.29 78.37 94.05 66
8 10/15/2021 07:17:19 -68.89,-111.32 102.59 10/15/2021 07:17:46 -68.90,-111.31 102.58 0.83 27
9 10/15/2021 08:08:03 68.78, 56.14 77.32 10/15/2021 08:07:13 68.78, 56.19 77.32 1.74 50
10 10/17/2021 22:43:31 68.96,-162.95 78.45 10/17/2021 22:44:41 68.96,-162.98 78.46 1.39 70
11 10/17/2021 23:34:13 -68.86, 4.50 101.64 10/17/2021 23:34:11 -68.86, 4.52 101.64 0.69 2
12 10/18/2021 00:24:53 68.53, 172.25 78.06 10/18/2021 00:23:40 68.62, 171.88 78.14 17.94 73
13 10/20/2021 15:00:26 68.93, -47.14 79.39 10/20/2021 15:01:07 68.91, -47.17 79.37 3.00 41
14 10/20/2021 15:51:08 -68.83, 120.32 100.70 10/20/2021 15:50:37 -68.81, 120.34 100.73 2.58 31

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/9/2021
SNOs_Map_NPP_TERRA_20211009.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/09/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA