Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/20/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/21/2023 11:32:23 0.06,-150.71 0.12,-150.95 28.07 80
2 05/23/2023 23:32:57 -0.05,-151.79 -0.06,-151.77 2.92 80
3 05/26/2023 11:36:03 0.04,-152.91 -0.04,-152.57 38.93 80
4 05/28/2023 00:00:41 -0.01,-153.56 -0.96,-157.92 496.13 80
5 05/28/2023 23:41:57 -0.03,-153.99 0.11,-153.40 67.65 80
6 05/30/2023 12:03:46 -0.00,-154.66 0.90,-158.70 460.44 80
7 05/31/2023 11:42:21 0.02,-155.09 -0.17,-154.18 102.77 80
8 06/02/2023 00:04:20 0.02,-155.72 -0.82,-159.53 433.88 80
9 06/02/2023 23:48:15 -0.00,-156.14 0.26,-155.01 128.69 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2023
SNOs_Map_GOES-15_NPP_20230520.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/20/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP