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: 10/1/2021
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 10/01/2021 22:43:42 69.71,-164.03 73.16 10/01/2021 22:44:50 69.63,-162.11 73.09 74.78 68
2 10/01/2021 23:34:10 -68.87, 4.48 107.67 10/01/2021 23:34:32 -68.85, 4.52 107.69 2.43 22
3 10/02/2021 00:24:53 68.70, 172.01 72.18 10/02/2021 00:24:00 68.69, 171.95 72.16 2.90 53
4 10/04/2021 15:00:23 68.92, -47.13 73.40 10/04/2021 15:01:29 68.90, -47.18 73.38 2.67 66
5 10/04/2021 15:51:05 -68.82, 120.31 106.68 10/04/2021 15:50:59 -68.79, 120.32 106.72 3.29 6
6 10/04/2021 16:41:42 68.33, -71.73 72.85 10/04/2021 16:40:31 68.40, -72.52 72.90 33.19 71
7 10/07/2021 07:17:18 68.88, 68.69 74.39 10/07/2021 07:17:55 68.88, 68.68 74.40 1.03 37
8 10/07/2021 08:08:00 -68.78,-123.86 105.70 10/07/2021 08:07:25 -68.78,-123.82 105.70 1.56 35
9 10/09/2021 22:43:38 -69.42, 16.39 104.06 10/09/2021 22:44:48 -69.32, 17.47 104.16 43.85 70
10 10/09/2021 23:34:13 68.84,-175.48 75.37 10/09/2021 23:34:21 68.86,-175.47 75.39 2.57 8
11 10/10/2021 00:24:55 -68.74, -8.03 104.72 10/10/2021 00:23:52 -68.71, -8.03 104.76 3.62 63
12 10/12/2021 15:00:24 -68.96, 132.81 103.51 10/12/2021 15:01:19 -68.96, 132.89 103.52 2.98 55
13 10/12/2021 15:51:07 68.80, -59.66 76.35 10/12/2021 15:50:46 68.83, -59.62 76.37 3.37 21
14 10/12/2021 16:41:37 -68.06, 108.63 104.38 10/12/2021 16:40:27 -68.12, 107.15 104.34 61.93 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/1/2021
SNOs_Map_NPP_TERRA_20211001.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/01/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA