Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-18 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/23/2023
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 12/24/2023 22:33:01 -0.02,-136.97 -0.20,-137.71 85.13 80
2 12/25/2023 22:16:57 -0.02,-136.96 0.83,-133.18 430.29 80
3 12/27/2023 10:38:44 0.02,-136.95 0.38,-138.44 171.15 80
4 12/28/2023 10:17:19 0.02,-136.93 -0.66,-133.92 343.88 80
5 12/29/2023 22:39:16 -0.01,-136.90 -0.50,-139.22 263.71 80
6 12/30/2023 22:20:30 -0.00,-136.89 0.47,-134.68 251.15 80
7 01/01/2024 10:44:58 -0.00,-136.88 0.71,-139.95 350.75 80
8 01/02/2024 10:23:33 -0.01,-136.86 -0.33,-135.42 163.96 80
9 01/03/2024 22:48:08 0.01,-136.82 -0.88,-140.71 444.01 80
10 01/04/2024 22:26:44 0.01,-136.80 0.17,-136.19 70.51 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/23/2023
SNOs_Map_GOES-18_NOAA-21_20231224.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 12/23/2023 in txt file.

Historical Predications of SNOs between GOES-18 and NOAA-21