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: 2/17/2024
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 02/17/2024 19:50:38 -71.84, 55.45 96.03 02/17/2024 19:51:50 -71.76, 55.86 96.15 16.61 72
2 02/17/2024 20:41:19 71.57,-136.73 83.67 02/17/2024 20:41:13 71.58,-136.78 83.68 2.02 6
3 02/17/2024 21:31:54 -71.12, 31.37 96.84 02/17/2024 21:30:43 -71.22, 30.30 96.66 40.08 71
4 02/20/2024 07:53:50 71.67, 54.96 82.90 02/20/2024 07:54:57 71.67, 54.90 82.89 2.10 67
5 02/20/2024 08:44:32 -71.58,-137.56 97.21 02/20/2024 08:44:22 -71.59,-137.59 97.20 1.25 10
6 02/20/2024 09:35:03 70.78, 31.12 81.92 02/20/2024 09:33:56 70.80, 28.84 82.08 83.37 67
7 02/22/2024 19:57:04 -71.70, 54.10 97.98 02/22/2024 19:58:06 -71.70, 54.13 97.99 1.07 62
8 02/22/2024 20:47:48 71.58,-138.38 81.89 02/22/2024 20:47:28 71.56,-138.43 81.88 2.76 20
9 02/25/2024 08:00:19 71.67, 53.35 81.07 02/25/2024 08:01:11 71.69, 53.31 81.08 3.30 52
10 02/25/2024 08:51:02 -71.62,-139.25 99.00 02/25/2024 08:50:36 -71.62,-139.17 99.00 3.12 26
11 02/27/2024 20:03:33 -71.72, 52.45 99.82 02/27/2024 20:04:19 -71.71, 52.52 99.84 2.65 46
12 02/27/2024 20:54:16 71.56,-139.96 80.00 02/27/2024 20:53:41 71.57,-140.04 80.02 3.22 35
13 03/01/2024 08:06:47 71.68, 51.71 79.19 03/01/2024 08:07:23 71.68, 51.68 79.19 1.31 36
14 03/01/2024 08:57:29 -71.58,-140.78 100.94 03/01/2024 08:56:48 -71.60,-140.80 100.90 3.19 41

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 2/17/2024
SNOs_Map_NOAA-21_TERRA_20240217.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 02/17/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA