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: 12/18/2021
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 12/18/2021 05:36:11 -69.16, -86.26 87.56 12/18/2021 05:37:20 -69.17, -86.26 87.55 1.37 69
2 12/18/2021 06:26:55 69.03, 81.23 92.31 12/18/2021 06:26:48 69.01, 81.18 92.30 2.81 7
3 12/18/2021 07:17:33 -68.74,-111.06 87.98 12/18/2021 07:16:20 -68.78,-111.47 87.94 17.14 73
4 12/20/2021 21:53:03 -69.16, 29.52 87.51 12/20/2021 21:53:46 -69.15, 29.59 87.53 2.80 43
5 12/20/2021 22:43:46 68.98,-162.92 92.31 12/20/2021 22:43:14 68.99,-162.97 92.32 2.42 32
6 12/23/2021 13:19:24 69.82, -22.97 93.16 12/23/2021 13:20:33 69.73, -21.39 93.05 61.58 69
7 12/23/2021 14:09:54 -69.11, 145.38 87.58 12/23/2021 14:10:12 -69.12, 145.43 87.56 3.03 18
8 12/23/2021 15:00:38 68.98, -47.15 92.30 12/23/2021 14:59:40 68.95, -47.14 92.28 2.98 58
9 12/26/2021 05:36:03 69.19, 93.72 92.45 12/26/2021 05:37:07 69.19, 93.77 92.45 2.14 64
10 12/26/2021 06:26:44 -69.06, -98.77 87.69 12/26/2021 06:26:38 -69.03, -98.80 87.72 2.72 6
11 12/26/2021 07:17:21 68.56, 69.20 91.81 12/26/2021 07:16:10 68.64, 68.35 91.90 35.78 71
12 12/28/2021 21:52:54 69.15,-150.44 92.29 12/28/2021 21:53:33 69.15,-150.41 92.29 1.24 39
13 12/28/2021 22:43:35 -69.01, 17.07 87.86 12/28/2021 22:43:04 -68.99, 17.02 87.88 2.71 31
14 12/31/2021 13:19:13 -69.85, 157.02 87.16 12/31/2021 13:20:22 -69.77, 158.65 87.28 63.34 69
15 12/31/2021 14:09:45 69.10, -34.60 92.07 12/31/2021 14:09:59 69.10, -34.59 92.06 0.79 14
16 12/31/2021 15:00:27 -69.01, 132.84 88.03 12/31/2021 14:59:29 -69.00, 132.91 88.05 3.24 58

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/18/2021
SNOs_Map_NPP_TERRA_20211218.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/18/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA