Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/20/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/21/2025 10:02:44 -74.13,-162.15 117.53 08/21/2025 10:03:11 -74.14,-162.18 117.52 1.81 27
2 08/21/2025 10:53:29 74.08, 5.27 62.44 08/21/2025 10:52:30 74.09, 5.37 62.45 3.19 59
3 08/23/2025 20:24:25 74.14,-137.59 63.30 08/23/2025 20:24:47 74.14,-137.63 63.30 1.36 22
4 08/23/2025 21:15:08 -74.08, 29.86 116.75 08/23/2025 21:14:09 -74.06, 29.85 116.76 2.58 59
5 08/26/2025 06:46:03 -74.13,-112.99 115.88 08/26/2025 06:46:24 -74.16,-113.05 115.86 3.23 21
6 08/26/2025 07:36:48 74.10, 54.40 64.10 08/26/2025 07:35:43 74.09, 54.46 64.09 2.56 65
7 08/28/2025 17:07:44 74.16, -88.47 65.00 08/28/2025 17:07:59 74.16, -88.50 64.99 0.75 15
8 08/28/2025 17:58:27 -74.10, 79.00 115.07 08/28/2025 17:57:21 -74.10, 79.03 115.06 0.73 66
9 08/31/2025 03:29:23 -74.15, -63.86 114.16 08/31/2025 03:29:37 -74.16, -63.95 114.15 2.68 14
10 08/31/2025 04:20:07 74.08, 103.63 65.78 08/31/2025 04:18:56 74.07, 103.53 65.79 3.13 71
11 09/02/2025 13:51:04 74.19, -39.38 66.76 09/02/2025 13:51:11 74.17, -39.38 66.73 3.01 7

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/20/2025
SNOs_Map_NOAA-20_TERRA_20250820.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/20/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA