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: 12/20/2024
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 12/21/2024 13:33:40 -73.17, 147.76 83.32 12/21/2024 13:34:09 -73.18, 147.86 83.32 3.59 29
2 12/21/2024 14:24:23 73.05, -44.66 96.55 12/21/2024 14:23:31 73.04, -44.75 96.56 2.82 52
3 12/23/2024 23:55:32 73.89, 170.70 97.45 12/23/2024 23:56:38 73.76, 173.33 97.20 82.83 66
4 12/24/2024 00:46:01 -73.12, -20.23 83.39 12/24/2024 00:46:11 -73.11, -20.32 83.40 2.92 10
5 12/24/2024 01:36:44 73.00, 147.35 96.48 12/24/2024 01:35:32 73.02, 147.16 96.52 6.24 72
6 12/26/2024 11:07:39 73.20, 4.18 96.64 12/26/2024 11:08:47 73.22, 4.18 96.64 1.55 68
7 12/26/2024 11:58:22 -73.14, 171.64 83.44 12/26/2024 11:58:10 -73.11, 171.64 83.46 2.66 12
8 12/28/2024 22:20:00 73.18,-163.85 96.51 12/28/2024 22:20:47 73.17,-163.95 96.49 3.21 47
9 12/28/2024 23:10:43 -73.11, 3.61 83.57 12/28/2024 23:10:09 -73.13, 3.63 83.55 1.93 34
10 12/31/2024 09:32:22 73.21, 27.98 96.39 12/31/2024 09:32:45 73.19, 28.05 96.36 3.28 23
11 12/31/2024 10:23:04 -73.09,-164.45 83.75 12/31/2024 10:22:08 -73.10,-164.46 83.73 1.02 56
12 01/02/2025 19:54:08 -73.72, 51.41 83.26 01/02/2025 19:55:17 -73.57, 53.11 83.50 56.04 69
13 01/02/2025 20:44:42 73.15,-139.99 96.12 01/02/2025 20:44:43 73.17,-140.01 96.14 2.27 1

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/20/2024
SNOs_Map_NOAA-21_TERRA_20241220.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/20/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA