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: 5/13/2024
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 05/15/2024 06:19:31 72.11, 77.88 53.14 05/15/2024 06:20:23 72.09, 77.95 53.11 2.92 52
2 05/15/2024 07:10:12 -71.97,-114.54 127.02 05/15/2024 07:09:48 -71.96,-114.63 127.03 3.45 24
3 05/17/2024 18:22:36 -72.06, 77.20 127.48 05/17/2024 18:23:11 -72.05, 77.14 127.50 2.76 35
4 05/17/2024 19:13:20 71.95,-115.29 52.40 05/17/2024 19:12:32 71.98,-115.31 52.44 2.96 48
5 05/20/2024 05:35:14 -72.88, -92.53 127.12 05/20/2024 05:36:20 -72.81, -89.88 127.31 87.46 66
6 05/20/2024 06:25:44 72.07, 76.41 52.00 05/20/2024 06:25:53 72.09, 76.49 52.02 3.61 9
7 05/20/2024 07:16:26 -71.98,-116.10 128.11 05/20/2024 07:15:18 -71.97,-116.06 128.11 1.71 68
8 05/22/2024 17:38:07 72.15, -91.83 51.61 05/22/2024 17:39:14 72.12, -91.83 51.56 3.74 67
9 05/22/2024 18:28:48 -72.06, 75.66 128.50 05/22/2024 18:28:37 -72.06, 75.72 128.51 1.89 11
10 05/22/2024 19:19:18 71.23,-115.52 50.62 05/22/2024 19:18:11 71.26,-117.92 50.76 85.73 67
11 05/25/2024 05:41:10 -72.11, -92.52 128.90 05/25/2024 05:41:56 -72.12, -92.54 128.90 1.44 46
12 05/25/2024 06:31:54 72.01, 74.98 50.99 05/25/2024 06:31:17 72.03, 74.96 51.01 1.73 37

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2024
SNOs_Map_NOAA-21_TERRA_20240513.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/13/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA