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: 12/9/2021
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 12/11/2021 14:33:53 69.83, -41.93 92.78 12/11/2021 14:35:00 69.72, -39.95 92.66 76.95 67
2 12/11/2021 15:24:20 -68.95, 126.65 88.12 12/11/2021 15:24:42 -68.94, 126.66 88.13 1.31 22
3 12/11/2021 16:15:04 68.83, -65.87 91.76 12/11/2021 16:14:09 68.83, -65.83 91.77 1.78 55
4 12/14/2021 06:50:31 69.05, 74.98 92.16 12/14/2021 06:51:37 69.03, 75.02 92.14 2.65 66
5 12/14/2021 07:41:12 -68.91,-117.51 87.98 12/14/2021 07:41:07 -68.91,-117.49 87.97 1.00 5
6 12/14/2021 08:31:50 68.47, 50.39 91.58 12/14/2021 08:30:39 68.52, 49.67 91.64 29.99 71
7 12/16/2021 23:07:23 69.01,-169.18 92.26 12/16/2021 23:08:02 68.99,-169.14 92.23 2.81 39
8 12/16/2021 23:58:04 -68.87, -1.68 87.89 12/16/2021 23:57:32 -68.88, -1.65 87.88 1.60 32
9 12/19/2021 14:33:42 -69.68, 138.34 86.99 12/19/2021 14:34:51 -69.57, 139.85 87.13 59.66 69
10 12/19/2021 15:24:14 68.93, -53.28 92.24 12/19/2021 15:24:27 68.95, -53.31 92.26 2.91 13
11 12/19/2021 16:14:56 -68.84, 114.15 87.85 12/19/2021 16:13:57 -68.84, 114.19 87.84 1.58 59
12 12/22/2021 06:50:21 -69.01,-104.92 87.66 12/22/2021 06:51:24 -69.03,-104.98 87.65 2.57 63
13 12/22/2021 07:41:05 68.90, 62.54 92.23 12/22/2021 07:40:51 68.90, 62.51 92.24 1.35 14
14 12/22/2021 08:31:39 -68.38,-129.45 88.30 12/22/2021 08:30:28 -68.41,-130.46 88.26 41.29 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/9/2021
SNOs_Map_NOAA-20_TERRA_20211209.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/09/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA