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: 6/8/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/09/2025 08:18:09 -0.00,-104.71 -0.24,-103.64 121.87 80
2 06/10/2025 20:40:06 0.00,-104.73 -0.96,-108.95 481.57 80
3 06/11/2025 20:24:03 0.01,-104.74 0.08,-104.43 35.32 80
4 06/14/2025 08:27:08 -0.01,-104.76 0.07,-105.18 47.63 80
5 06/15/2025 08:05:43 -0.01,-104.76 -0.91,-100.64 469.17 80
6 06/16/2025 20:27:41 0.01,-104.78 -0.23,-105.96 134.45 80
7 06/17/2025 20:11:37 0.01,-104.79 0.75,-101.43 382.71 80
8 06/19/2025 08:33:25 -0.00,-104.80 0.43,-106.70 216.46 80
9 06/20/2025 08:12:02 -0.01,-104.81 -0.61,-102.18 300.43 80
10 06/21/2025 20:33:59 0.00,-104.82 -0.59,-107.48 303.73 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/8/2025
SNOs_Map_GOES-16_NOAA-21_20250609.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 06/08/2025 in txt file.

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