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: 10/7/2021
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 22:43:38 -69.42, 16.40 104.07 10/09/2021 22:44:48 -69.32, 17.47 104.16 43.53 70
2 10/09/2021 23:34:13 68.83,-175.47 75.36 10/09/2021 23:34:22 68.82,-175.53 75.35 2.79 9
3 10/10/2021 00:24:55 -68.73, -8.02 104.72 10/10/2021 00:23:52 -68.71, -8.03 104.76 3.12 63
4 10/12/2021 15:00:24 -68.96, 132.82 103.52 10/12/2021 15:01:19 -68.96, 132.89 103.52 2.63 55
5 10/12/2021 15:51:07 68.79, -59.65 76.34 10/12/2021 15:50:47 68.79, -59.69 76.33 1.75 20
6 10/12/2021 16:41:37 -68.05, 108.63 104.39 10/12/2021 16:40:27 -68.12, 107.15 104.34 62.27 70
7 10/15/2021 06:26:54 69.93, 79.88 78.44 10/15/2021 06:28:00 69.86, 82.33 78.39 93.71 66
8 10/15/2021 07:17:18 -68.87,-111.29 102.61 10/15/2021 07:17:46 -68.87,-111.35 102.61 2.39 28
9 10/15/2021 08:08:02 68.76, 56.17 77.30 10/15/2021 08:07:13 68.75, 56.15 77.28 1.62 49
10 10/17/2021 22:43:32 68.99,-163.00 78.49 10/17/2021 22:44:41 68.98,-162.95 78.48 2.27 69
11 10/17/2021 23:34:13 -68.84, 4.53 101.66 10/17/2021 23:34:12 -68.83, 4.48 101.67 2.32 1
12 10/18/2021 00:24:53 68.52, 172.27 78.04 10/18/2021 00:23:41 68.59, 171.84 78.11 19.35 72
13 10/20/2021 15:00:26 68.92, -47.12 79.38 10/20/2021 15:01:07 68.93, -47.14 79.39 1.85 41
14 10/20/2021 15:51:08 -68.81, 120.34 100.72 10/20/2021 15:50:37 -68.83, 120.37 100.70 2.65 31

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/7/2021
SNOs_Map_NPP_TERRA_20211008.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/07/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA