Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/17/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/18/2025 08:00:20 0.02,-102.04 -0.71, -98.88 360.86 80
2 06/19/2025 20:19:33 -0.02,-101.23 -0.65,-104.14 331.15 80
3 06/20/2025 20:03:27 -0.02,-100.69 0.24, -99.58 126.89 80
4 06/23/2025 08:03:47 -0.02, -99.32 0.16,-100.27 107.70 80
5 06/24/2025 07:47:40 -0.02, -98.78 -0.73, -95.71 350.21 80
6 06/25/2025 20:06:52 0.02, -97.96 -0.68,-100.96 342.10 80
7 06/26/2025 19:50:46 0.01, -97.43 0.22, -96.40 116.15 80
8 06/29/2025 07:51:05 0.00, -96.06 0.24, -97.07 116.00 80
9 06/30/2025 07:34:58 0.01, -95.52 -0.66, -92.52 342.82 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/17/2025
SNOs_Map_GOES-17_NOAA-20_20250618.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 06/17/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20