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: 10/20/2025
| Index | Date | Time (GOES-16) | GOES-16 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/21/2025 | 08:05:11 | -0.03,-104.69 | -0.95,-100.48 | 478.88 | 80 |
| 2 | 10/22/2025 | 20:27:06 | 0.02,-104.69 | -0.24,-105.78 | 124.31 | 80 |
| 3 | 10/23/2025 | 20:10:59 | 0.02,-104.69 | 0.76,-101.24 | 392.83 | 80 |
| 4 | 10/25/2025 | 08:32:44 | -0.01,-104.68 | 0.39,-106.50 | 206.39 | 80 |
| 5 | 10/26/2025 | 08:11:18 | -0.01,-104.68 | -0.62,-101.96 | 310.06 | 80 |
| 6 | 10/27/2025 | 20:33:12 | 0.01,-104.67 | -0.56,-107.25 | 294.30 | 80 |
| 7 | 10/28/2025 | 20:17:06 | 0.01,-104.66 | 0.45,-102.71 | 222.56 | 80 |
| 8 | 10/30/2025 | 08:38:50 | -0.01,-104.67 | 0.74,-107.96 | 375.94 | 80 |
| 9 | 10/31/2025 | 08:17:24 | -0.01,-104.66 | -0.27,-103.42 | 140.60 | 80 |
| 10 | 11/01/2025 | 20:39:18 | 0.00,-104.64 | -0.89,-108.72 | 464.11 | 80 |
| 11 | 11/02/2025 | 20:23:11 | 0.01,-104.64 | 0.13,-104.18 | 53.04 | 80 |
Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/20/2025
Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/20/2025 in txt file.
Historical Predications of SNOs between GOES-16 and NOAA-21