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: 12/30/2022
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 12/30/2022 10:24:44 -0.00,-136.94 -0.36,-135.25 192.19 80
2 12/31/2022 22:46:40 -0.00,-136.92 -0.83,-140.56 414.65 80
3 01/01/2023 22:30:36 -0.00,-136.92 0.19,-136.03 101.22 80
4 01/03/2023 10:52:23 0.01,-136.93 1.00,-141.30 498.94 80
5 01/04/2023 10:30:59 0.01,-136.92 -0.02,-136.77 16.42 80
6 01/06/2023 22:34:10 -0.02,-136.88 -0.19,-137.55 76.69 80
7 01/07/2023 22:18:05 -0.02,-136.87 0.85,-133.02 438.30 80
8 01/09/2023 10:39:52 0.02,-136.86 0.35,-138.29 163.01 80
9 01/10/2023 10:18:28 0.02,-136.85 -0.69,-133.77 351.59 80
10 01/11/2023 22:40:23 -0.02,-136.81 -0.54,-139.07 257.59 80
11 01/12/2023 22:24:19 -0.02,-136.79 0.50,-134.54 256.89 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/30/2022
SNOs_Map_GOES-18_NOAA-21_20221230.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 12/30/2022 in txt file.

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