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: 4/1/2023
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 04/01/2023 22:39:39 -0.01,-136.98 -0.46,-139.10 240.15 80
2 04/02/2023 22:23:33 -0.01,-136.98 0.53,-134.55 276.91 80
3 04/04/2023 10:45:18 0.02,-137.00 0.66,-139.82 321.44 80
4 04/05/2023 10:23:52 0.02,-137.00 -0.39,-135.29 195.29 80
5 04/06/2023 22:48:26 -0.02,-136.98 -0.83,-140.58 410.53 80
6 04/07/2023 22:29:39 -0.01,-136.97 0.17,-136.04 105.80 80
7 04/09/2023 10:51:25 0.02,-136.97 1.01,-141.30 493.93 80
8 04/10/2023 10:29:58 0.02,-136.96 0.01,-136.76 21.98 80
9 04/12/2023 22:33:06 -0.03,-136.90 -0.14,-137.53 70.69 80
10 04/13/2023 22:16:58 -0.03,-136.88 0.81,-132.98 444.47 80
11 04/15/2023 10:36:04 0.04,-136.87 0.35,-138.24 156.82 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 4/1/2023
SNOs_Map_GOES-18_NOAA-21_20230402.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 04/01/2023 in txt file.

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