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: 7/17/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/18/2025 20:27:54 0.01,-104.73 -0.29,-106.01 145.78 80
2 07/19/2025 20:11:50 0.01,-104.73 0.72,-101.47 370.51 80
3 07/21/2025 08:33:38 -0.01,-104.71 0.42,-106.75 231.72 80
4 07/22/2025 08:12:13 -0.01,-104.71 -0.59,-102.22 284.36 80
5 07/23/2025 20:34:11 0.01,-104.72 -0.59,-107.53 319.29 80
6 07/24/2025 20:18:06 0.01,-104.72 0.42,-103.00 197.18 80
7 07/26/2025 08:39:54 -0.01,-104.72 0.78,-108.26 404.22 80
8 07/27/2025 08:18:29 -0.01,-104.72 -0.23,-103.73 112.43 80
9 07/28/2025 20:40:26 0.01,-104.74 -0.93,-109.04 490.42 80
10 07/29/2025 20:24:22 0.00,-104.74 0.08,-104.51 26.76 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/17/2025
SNOs_Map_GOES-16_NOAA-21_20250718.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 07/17/2025 in txt file.

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