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: 10/2/2021
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 10/04/2021 15:00:24 68.94, -47.16 73.42 10/04/2021 15:01:29 68.93, -47.14 73.42 1.30 65
2 10/04/2021 15:51:05 -68.79, 120.35 106.71 10/04/2021 15:50:59 -68.82, 120.36 106.68 3.51 6
3 10/04/2021 16:41:43 68.35, -71.76 72.87 10/04/2021 16:40:31 68.43, -72.48 72.94 30.73 72
4 10/07/2021 07:17:18 68.90, 68.66 74.41 10/07/2021 07:17:54 68.92, 68.72 74.43 2.99 36
5 10/07/2021 08:07:59 -68.75,-123.82 105.73 10/07/2021 08:07:25 -68.76,-123.85 105.73 1.56 34
6 10/09/2021 22:43:37 -69.40, 16.44 104.09 10/09/2021 22:44:48 -69.29, 17.43 104.19 40.93 71
7 10/09/2021 23:34:13 68.86,-175.51 75.39 10/09/2021 23:34:21 68.84,-175.50 75.37 2.72 8
8 10/10/2021 00:24:54 -68.71, -7.99 104.75 10/10/2021 00:23:51 -68.74, -7.99 104.73 3.07 63
9 10/12/2021 15:00:24 -68.93, 132.85 103.54 10/12/2021 15:01:20 -68.93, 132.85 103.54 0.31 56
10 10/12/2021 15:51:08 68.83, -59.69 76.37 10/12/2021 15:50:47 68.81, -59.66 76.35 2.73 21
11 10/12/2021 16:41:37 -68.03, 108.67 104.41 10/12/2021 16:40:28 -68.10, 107.12 104.36 64.84 69
12 10/15/2021 06:26:55 69.96, 79.83 78.47 10/15/2021 06:28:01 69.82, 82.28 78.36 95.06 66
13 10/15/2021 07:17:19 -68.90,-111.33 102.58 10/15/2021 07:17:46 -68.90,-111.31 102.58 0.93 27
14 10/15/2021 08:08:02 68.74, 56.19 77.28 10/15/2021 08:07:13 68.77, 56.18 77.31 2.94 49

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/2/2021
SNOs_Map_NPP_TERRA_20211002.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/02/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA