Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/22/2025 08:12:13 -0.01,-104.71 -0.57,-102.22 284.11 80
2 07/23/2025 20:34:10 0.02,-104.73 -0.61,-107.52 319.01 80
3 07/24/2025 20:18:06 0.02,-104.73 0.40,-102.99 197.45 80
4 07/26/2025 08:39:53 -0.02,-104.71 0.80,-108.26 404.54 80
5 07/27/2025 08:18:29 -0.01,-104.72 -0.21,-103.73 112.18 80
6 07/28/2025 20:40:26 0.02,-104.74 -0.96,-109.04 490.21 80
7 07/29/2025 20:24:22 0.01,-104.75 0.06,-104.51 26.85 80
8 08/01/2025 08:27:25 -0.02,-104.74 0.07,-105.26 57.73 80
9 08/02/2025 08:06:01 -0.01,-104.75 -0.94,-100.72 459.05 80
10 08/03/2025 20:27:57 0.02,-104.77 -0.27,-106.03 143.66 80
11 08/04/2025 20:11:53 0.02,-104.77 0.75,-101.50 373.07 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/21/2025
SNOs_Map_GOES-16_NOAA-21_20250722.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 07/21/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NOAA-21