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: 12/19/2021
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 12/20/2021 21:53:02 -69.12, 29.57 87.55 12/20/2021 21:53:46 -69.13, 29.57 87.54 1.37 44
2 12/20/2021 22:43:46 68.99,-162.94 92.32 12/20/2021 22:43:14 68.97,-163.00 92.30 3.36 32
3 12/23/2021 13:19:24 69.84, -23.00 93.18 12/23/2021 13:20:33 69.71, -21.42 93.03 62.21 69
4 12/23/2021 14:09:54 -69.12, 145.35 87.56 12/23/2021 14:10:12 -69.10, 145.40 87.58 3.21 18
5 12/23/2021 15:00:37 68.94, -47.09 92.26 12/23/2021 14:59:40 68.93, -47.16 92.25 3.00 57
6 12/26/2021 05:36:03 69.16, 93.77 92.42 12/26/2021 05:37:08 69.17, 93.74 92.42 1.78 65
7 12/26/2021 06:26:45 -69.07, -98.80 87.67 12/26/2021 06:26:38 -69.06, -98.77 87.69 2.04 7
8 12/26/2021 07:17:22 68.58, 69.18 91.82 12/26/2021 07:16:11 68.61, 68.31 91.87 35.33 71
9 12/28/2021 21:52:53 69.11,-150.39 92.25 12/28/2021 21:53:33 69.11,-150.45 92.25 2.49 40
10 12/28/2021 22:43:35 -69.03, 17.04 87.84 12/28/2021 22:43:03 -69.01, 17.05 87.86 2.20 32
11 12/31/2021 13:19:13 -69.88, 156.98 87.14 12/31/2021 13:20:21 -69.78, 158.66 87.27 65.30 68
12 12/31/2021 14:09:45 69.13, -34.63 92.09 12/31/2021 14:09:58 69.10, -34.58 92.07 3.05 13
13 12/31/2021 15:00:26 -68.98, 132.89 88.06 12/31/2021 14:59:28 -69.00, 132.92 88.04 2.45 58

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/19/2021
SNOs_Map_NPP_TERRA_20211219.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/19/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA