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: 11/18/2024
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 11/19/2024 13:34:11 -73.46, 147.09 86.90 11/19/2024 13:35:21 -73.35, 148.45 87.05 44.72 70
2 11/19/2024 14:24:48 73.03, -44.63 92.65 11/19/2024 14:24:47 73.02, -44.54 92.64 2.78 1
3 11/19/2024 15:15:25 -72.67, 123.44 87.73 11/19/2024 15:14:13 -72.74, 122.59 87.63 29.45 72
4 11/22/2024 00:46:28 -73.09, -20.19 86.75 11/22/2024 00:47:38 -73.10, -20.15 86.75 1.66 70
5 11/22/2024 01:37:12 73.01, 147.30 93.17 11/22/2024 01:37:00 72.98, 147.28 93.14 3.44 12
6 11/22/2024 02:27:40 -72.18, -43.71 87.68 11/22/2024 02:26:34 -72.27, -46.36 87.53 90.53 66
7 11/24/2024 11:58:53 -73.07, 171.73 86.26 11/24/2024 11:59:51 -73.07, 171.71 86.26 0.86 58
8 11/24/2024 12:49:37 73.00, -20.79 93.67 11/24/2024 12:49:12 73.00, -20.76 93.68 1.09 25
9 11/26/2024 23:11:18 -73.07, 3.63 85.79 11/26/2024 23:12:03 -73.07, 3.60 85.80 1.24 45
10 11/27/2024 00:02:02 73.00, 171.10 94.14 11/27/2024 00:01:24 72.99, 171.13 94.14 0.84 38
11 11/29/2024 10:23:43 -73.07,-164.48 85.36 11/29/2024 10:24:14 -73.07,-164.47 85.36 0.34 31
12 11/29/2024 11:14:27 73.00, 2.98 94.58 11/29/2024 11:13:35 73.00, 3.05 94.58 2.52 52
13 12/01/2024 21:36:07 -73.03, 27.49 85.01 12/01/2024 21:36:25 -73.05, 27.39 84.99 3.57 18
14 12/01/2024 22:26:51 72.97,-165.06 94.94 12/01/2024 22:25:46 72.97,-165.09 94.94 0.95 65

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/18/2024
SNOs_Map_NOAA-21_TERRA_20241118.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/18/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA