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: 9/6/2023
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 09/07/2023 16:33:29 70.98, -73.78 64.97 09/07/2023 16:33:45 70.96, -73.74 64.95 2.36 16
2 09/07/2023 17:24:10 -70.85, 93.76 115.16 09/07/2023 17:23:10 -70.85, 93.73 115.16 1.19 60
3 09/10/2023 04:36:40 -71.04, -74.67 114.04 09/10/2023 04:37:37 -71.02, -74.66 114.07 2.04 57
4 09/10/2023 05:27:24 70.92, 92.84 65.85 09/10/2023 05:27:00 70.92, 92.86 65.86 1.04 24
5 09/12/2023 16:40:08 71.84, -76.90 67.76 09/12/2023 16:41:15 71.72, -74.52 67.56 83.84 67
6 09/12/2023 17:30:35 -70.98, 91.95 113.14 09/12/2023 17:30:52 -70.96, 91.92 113.16 1.99 17
7 09/12/2023 18:21:19 70.86,-100.55 66.75 09/12/2023 18:20:15 70.86,-100.57 66.76 0.93 64
8 09/15/2023 05:33:47 71.01, 91.08 67.85 09/15/2023 05:34:40 71.04, 91.05 67.87 2.72 53
9 09/15/2023 06:24:29 -70.92,-101.45 112.23 09/15/2023 06:24:05 -70.93,-101.45 112.22 1.23 24
10 09/17/2023 17:37:12 -71.80, 88.89 110.37 09/17/2023 17:38:19 -71.74, 91.19 110.49 80.09 67
11 09/17/2023 18:27:42 70.97,-102.33 68.78 09/17/2023 18:27:54 70.98,-102.38 68.78 1.84 12
12 09/17/2023 19:18:24 -70.88, 65.14 111.31 09/17/2023 19:17:19 -70.88, 65.13 111.30 0.72 65

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/6/2023
SNOs_Map_NOAA-21_TERRA_20230906.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/06/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA