Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/16/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/16/2023 20:09:16 -0.00,-104.69 0.79,-101.25 392.07 80
2 09/18/2023 08:31:03 0.00,-104.71 0.42,-106.52 206.11 80
3 09/19/2023 08:09:38 0.00,-104.71 -0.59,-101.99 309.90 80
4 09/20/2023 20:31:35 -0.00,-104.68 -0.61,-107.29 298.01 80
5 09/21/2023 20:15:30 -0.00,-104.68 0.41,-102.76 218.00 80
6 09/23/2023 08:37:18 0.00,-104.70 0.73,-108.04 380.49 80
7 09/24/2023 08:15:53 0.00,-104.69 -0.24,-103.50 135.14 80
8 09/25/2023 20:37:49 -0.01,-104.65 -0.96,-108.80 473.51 80
9 09/26/2023 20:21:45 -0.01,-104.65 0.07,-104.28 42.51 80
10 09/29/2023 08:24:48 0.01,-104.67 0.09,-105.02 39.09 80
11 09/30/2023 08:03:23 0.01,-104.67 -0.94,-100.49 476.91 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/16/2023
SNOs_Map_GOES-17_NOAA-21_20230917.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/16/2023 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21