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: 3/24/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/26/2025 08:26:56 -0.02,-104.38 0.11,-105.09 80.70 80
2 03/27/2025 08:05:30 -0.02,-104.37 -0.85,-100.54 436.10 80
3 03/28/2025 20:27:25 0.02,-104.41 -0.33,-105.85 163.79 80
4 03/29/2025 20:11:19 0.02,-104.41 0.70,-101.31 353.14 80
5 03/31/2025 08:33:05 -0.02,-104.38 0.49,-106.57 250.54 80
6 04/01/2025 08:11:39 -0.02,-104.38 -0.54,-102.04 266.00 80
7 04/02/2025 20:33:34 0.02,-104.41 -0.66,-107.33 334.49 80
8 04/03/2025 20:17:28 0.02,-104.40 0.38,-102.81 182.30 80
9 04/05/2025 08:39:13 -0.01,-104.37 0.80,-108.07 421.02 80
10 04/06/2025 08:17:47 -0.01,-104.37 -0.19,-103.52 95.81 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/24/2025
SNOs_Map_GOES-17_NOAA-21_20250325.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 03/24/2025 in txt file.

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