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: 7/16/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/17/2025 08:05:57 0.01,-104.71 -0.91,-100.70 457.76 80
2 07/18/2025 20:27:54 0.01,-104.73 -0.28,-106.01 145.84 80
3 07/19/2025 20:11:50 0.01,-104.73 0.73,-101.48 370.29 80
4 07/21/2025 08:33:37 -0.01,-104.71 0.47,-106.74 231.75 80
5 07/22/2025 08:12:13 -0.01,-104.71 -0.54,-102.21 284.32 80
6 07/23/2025 20:34:10 0.01,-104.72 -0.64,-107.52 319.52 80
7 07/24/2025 20:18:05 0.01,-104.72 0.37,-102.99 196.92 80
8 07/26/2025 08:39:54 -0.01,-104.71 0.77,-108.27 404.37 80
9 07/27/2025 08:18:29 -0.01,-104.72 -0.24,-103.74 112.23 80
10 07/28/2025 20:40:26 0.01,-104.73 -0.98,-109.03 490.88 80
11 07/29/2025 20:24:21 0.01,-104.74 0.03,-104.50 26.28 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/16/2025
SNOs_Map_GOES-16_NOAA-21_20250717.jpg

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

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