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: 12/31/1999
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 12/31/1999 00:00:00 -90.00, 171.02 -90.00, 171.02 0.00 0
2 01/01/2000 03:46:39 -90.00, 113.21 -90.00, 113.21 0.00 0
3 01/02/2000 07:33:18 -90.00, 55.41 -90.00, 55.41 0.00 0
4 01/03/2000 11:19:58 -90.00, -2.40 -90.00, -2.40 0.00 0
5 01/04/2000 15:06:37 -90.00, -60.20 -90.00, -60.20 0.00 0
6 01/05/2000 18:53:17 -90.00,-118.01 -90.00,-118.01 0.00 0
7 01/06/2000 22:39:56 -90.00,-175.81 -90.00,-175.81 0.00 0
8 01/08/2000 02:26:36 -90.00, 126.38 -90.00, 126.38 0.00 0
9 01/09/2000 06:13:15 -90.00, 68.58 -90.00, 68.58 0.00 0
10 01/10/2000 09:59:55 -90.00, 10.77 -90.00, 10.77 0.00 0
11 01/11/2000 13:46:34 -90.00, -47.03 -90.00, -47.03 0.00 0
12 01/12/2000 17:33:14 -90.00,-104.84 -90.00,-104.84 0.00 0

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/31/1999
SNOs_Map_GOES-17_NOAA-21_20240101.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 12/31/1999 in txt file.

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