Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/8/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/10/2023 04:36:39 -71.02, -74.64 114.05 09/10/2023 04:37:36 -71.03, -74.64 114.05 0.98 57
2 09/10/2023 05:27:23 70.90, 92.87 65.83 09/10/2023 05:27:00 70.88, 92.80 65.82 3.12 23
3 09/12/2023 16:40:07 71.82, -76.86 67.74 09/12/2023 16:41:14 71.73, -74.50 67.57 82.80 67
4 09/12/2023 17:30:34 -70.96, 91.98 113.16 09/12/2023 17:30:51 -70.97, 91.93 113.16 1.81 17
5 09/12/2023 18:21:19 70.89,-100.60 66.79 09/12/2023 18:20:14 70.87,-100.56 66.77 3.18 65
6 09/15/2023 05:33:48 71.05, 91.03 67.88 09/15/2023 05:34:40 71.04, 91.05 67.87 1.29 52
7 09/15/2023 06:24:29 -70.91,-101.42 112.25 09/15/2023 06:24:05 -70.93,-101.46 112.22 3.30 24
8 09/17/2023 17:37:12 -71.78, 88.93 110.39 09/17/2023 17:38:20 -71.68, 91.08 110.55 75.99 68
9 09/17/2023 18:27:43 71.00,-102.38 68.81 09/17/2023 18:27:54 70.97,-102.39 68.77 3.58 11
10 09/17/2023 19:18:24 -70.86, 65.18 111.33 09/17/2023 19:17:19 -70.87, 65.12 111.31 2.64 65
11 09/20/2023 06:30:54 -71.07,-103.29 110.16 09/20/2023 06:31:44 -71.05,-103.25 110.19 2.77 50
12 09/20/2023 07:21:37 70.91, 64.29 69.69 09/20/2023 07:21:07 70.93, 64.22 69.71 3.24 30

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/8/2023
SNOs_Map_NOAA-21_TERRA_20230908.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/08/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA