Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/18/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 12/19/2021 14:33:42 -69.72, 138.28 86.95 12/19/2021 14:34:51 -69.60, 139.89 87.09 63.52 69
2 12/19/2021 15:24:14 68.96, -53.33 92.27 12/19/2021 15:24:28 68.94, -53.33 92.26 1.43 14
3 12/19/2021 16:14:55 -68.83, 114.17 87.86 12/19/2021 16:13:58 -68.83, 114.16 87.86 0.40 57
4 12/22/2021 06:50:22 -69.05,-104.98 87.62 12/22/2021 06:51:27 -69.03,-104.99 87.65 2.65 65
5 12/22/2021 07:41:06 68.93, 62.50 92.26 12/22/2021 07:40:54 68.92, 62.51 92.25 1.28 12
6 12/22/2021 08:31:41 -68.47,-129.58 88.21 12/22/2021 08:30:29 -68.53,-130.33 88.14 31.46 72
7 12/24/2021 23:07:14 -69.02, 10.85 87.69 12/24/2021 23:07:53 -69.00, 10.85 87.71 2.72 39
8 12/24/2021 23:57:58 68.90, 178.32 92.19 12/24/2021 23:57:20 68.88, 178.35 92.18 2.20 38
9 12/27/2021 14:33:32 69.50, -41.37 92.72 12/27/2021 14:34:43 69.39, -40.39 92.59 40.08 71
10 12/27/2021 15:24:05 -68.94, 126.74 87.86 12/27/2021 15:24:19 -68.96, 126.68 87.85 3.30 14
11 12/27/2021 16:14:49 68.82, -65.78 92.02 12/27/2021 16:13:46 68.84, -65.82 92.04 2.69 63
12 12/30/2021 06:50:15 69.05, 75.05 92.11 12/30/2021 06:51:13 69.07, 75.07 92.12 1.63 58
13 12/30/2021 07:40:56 -68.91,-117.43 88.04 12/30/2021 07:40:44 -68.91,-117.50 88.04 2.60 12
14 12/30/2021 08:31:30 68.26, 50.74 91.30 12/30/2021 08:30:20 68.29, 49.38 91.35 56.01 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/18/2021
SNOs_Map_NOAA-20_TERRA_20211218.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/18/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA