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: 12/21/2021
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 12/23/2021 13:19:24 69.86, -23.02 93.20 12/23/2021 13:20:32 69.75, -21.38 93.06 64.51 68
2 12/23/2021 14:09:53 -69.09, 145.40 87.59 12/23/2021 14:10:12 -69.08, 145.37 87.61 1.64 19
3 12/23/2021 15:00:37 68.96, -47.12 92.28 12/23/2021 14:59:39 68.97, -47.12 92.29 0.66 58
4 12/26/2021 05:36:03 69.18, 93.74 92.44 12/26/2021 05:37:07 69.20, 93.77 92.45 2.51 64
5 12/26/2021 06:26:44 -69.05, -98.76 87.70 12/26/2021 06:26:38 -69.03, -98.81 87.72 2.43 6
6 12/26/2021 07:17:21 68.55, 69.22 91.79 12/26/2021 07:16:10 68.64, 68.35 91.90 36.86 71
7 12/28/2021 21:52:54 69.14,-150.43 92.28 12/28/2021 21:53:33 69.13,-150.43 92.27 0.74 39
8 12/28/2021 22:43:35 -69.00, 17.08 87.86 12/28/2021 22:43:03 -69.03, 17.07 87.84 2.59 32
9 12/31/2021 13:19:12 -69.86, 157.01 87.16 12/31/2021 13:20:21 -69.73, 158.60 87.32 62.81 69
10 12/31/2021 14:09:44 69.11, -34.60 92.07 12/31/2021 14:09:57 69.12, -34.57 92.08 1.66 13
11 12/31/2021 15:00:25 -68.97, 132.91 88.08 12/31/2021 14:59:28 -68.96, 132.86 88.09 2.18 57
12 01/03/2022 05:35:51 -69.19, -86.24 88.07 01/03/2022 05:36:55 -69.21, -86.21 88.06 2.43 64
13 01/03/2022 06:26:35 69.08, 81.22 91.82 01/03/2022 06:26:22 69.09, 81.28 91.82 2.46 13
14 01/03/2022 07:17:10 -68.62,-110.84 88.67 01/03/2022 07:15:58 -68.65,-111.63 88.61 32.63 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/21/2021
SNOs_Map_NPP_TERRA_20211221.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/21/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA