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: 9/15/2021
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 09/15/2021 23:34:04 -68.82, 4.55 113.94 09/15/2021 23:34:49 -68.84, 4.51 113.92 2.49 45
2 09/16/2021 00:24:48 68.70, 172.02 65.96 09/16/2021 00:24:16 68.73, 172.02 65.99 3.43 32
3 09/18/2021 15:00:29 69.49, -47.93 67.76 09/18/2021 15:01:38 69.37, -46.56 67.64 55.10 69
4 09/18/2021 15:51:00 -68.81, 120.33 112.91 09/18/2021 15:51:16 -68.82, 120.36 112.91 1.54 16
5 09/18/2021 16:41:44 68.69, -72.20 66.98 09/18/2021 16:40:43 68.70, -72.14 67.00 2.98 61
6 09/21/2021 07:17:14 68.89, 68.67 68.20 09/21/2021 07:18:13 68.89, 68.70 68.20 1.34 59
7 09/21/2021 08:07:55 -68.75,-123.81 111.94 09/21/2021 08:07:44 -68.73,-123.86 111.95 2.37 11
8 09/21/2021 08:58:29 68.09, 44.35 67.43 09/21/2021 08:57:19 68.17, 43.10 67.50 52.47 70
9 09/23/2021 23:34:09 68.84,-175.48 69.19 09/23/2021 23:34:40 68.86,-175.46 69.21 2.51 31
10 09/24/2021 00:24:50 -68.68, -7.96 110.96 09/24/2021 00:24:11 -68.70, -8.03 110.94 3.32 39
11 09/26/2021 15:00:25 -69.21, 132.47 109.41 09/26/2021 15:01:36 -69.11, 133.09 109.52 26.95 71
12 09/26/2021 15:51:03 68.78, -59.64 70.18 09/26/2021 15:51:07 68.76, -59.71 70.15 3.43 4
13 09/26/2021 16:41:45 -68.68, 107.81 109.92 09/26/2021 16:40:37 -68.67, 107.81 109.93 1.60 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/15/2021
SNOs_Map_NPP_TERRA_20210915.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/15/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA