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: 4/13/2025
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 04/14/2025 11:10:42 73.49, 2.16 64.10 04/14/2025 11:11:09 73.52, 2.12 64.12 3.28 27
2 04/14/2025 12:01:25 -73.45, 169.58 115.97 04/14/2025 12:00:30 -73.47, 169.68 115.95 3.61 55
3 04/16/2025 21:32:26 -73.54, 26.62 116.72 04/16/2025 21:33:07 -73.54, 26.62 116.74 1.00 41
4 04/16/2025 22:23:10 73.44,-165.84 63.16 04/16/2025 22:22:27 73.46,-165.86 63.19 2.38 43
5 04/19/2025 07:54:10 73.55, 51.16 62.44 04/19/2025 07:55:02 73.54, 51.09 62.41 2.98 52
6 04/19/2025 08:44:53 -73.50,-141.40 117.64 04/19/2025 08:44:23 -73.50,-141.32 117.63 2.54 30
7 04/21/2025 18:15:53 -73.57, 75.71 118.39 04/21/2025 18:16:58 -73.59, 75.67 118.38 3.17 65
8 04/21/2025 19:06:38 73.53,-116.89 61.56 04/21/2025 19:06:18 73.50,-116.84 61.54 2.99 20
9 04/24/2025 04:37:40 73.70, 99.95 60.96 04/24/2025 04:38:51 73.65, 100.26 60.87 11.56 71
10 04/24/2025 05:28:21 -73.54, -92.35 119.24 04/24/2025 05:28:14 -73.52, -92.33 119.26 2.05 7
11 04/24/2025 06:18:51 72.75, 76.69 59.89 04/24/2025 06:17:45 72.84, 74.00 60.14 89.10 66
12 04/26/2025 14:59:31 -74.12, 123.53 119.38 04/26/2025 15:00:39 -74.05, 125.61 119.57 63.82 68
13 04/26/2025 15:50:05 73.54, -67.79 59.98 04/26/2025 15:50:07 73.53, -67.84 59.96 2.48 2

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_NOAA-20_TERRA_20250413.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/13/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA