Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/19/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 02/22/2025 08:24:21 -0.01,-104.38 0.12,-105.07 78.46 80
2 02/23/2025 08:08:17 -0.01,-104.38 -0.87,-100.54 437.27 80
3 02/24/2025 20:27:34 0.02,-104.40 -0.33,-105.85 165.12 80
4 02/25/2025 20:11:31 0.02,-104.40 0.73,-101.33 350.67 80
5 02/27/2025 08:30:38 -0.03,-104.37 0.47,-106.59 254.10 80
6 02/28/2025 08:14:33 -0.03,-104.36 -0.53,-102.06 261.90 80
7 03/01/2025 20:33:51 0.03,-104.39 -0.65,-107.37 339.98 80
8 03/02/2025 20:17:46 0.03,-104.39 0.36,-102.84 176.10 80
9 03/04/2025 08:36:54 -0.03,-104.36 0.83,-108.11 428.51 80
10 03/05/2025 08:20:49 -0.03,-104.35 -0.18,-103.58 87.32 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 2/19/2025
SNOs_Map_GOES-17_NOAA-21_20250220.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 02/19/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21