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: 9/21/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/21/2021 22:09:12 -0.37,-127.83 -1.09,-131.14 377.03 80
2 09/22/2021 21:53:08 -0.38,-127.80 -0.09,-126.61 136.13 80
3 09/24/2021 10:12:16 0.36,-127.79 1.26,-131.88 466.00 80
4 09/25/2021 09:56:11 0.37,-127.76 0.26,-127.35 46.97 80
5 09/27/2021 21:56:43 -0.35,-127.63 -0.47,-128.11 55.61 80
6 09/28/2021 21:40:39 -0.36,-127.59 0.53,-123.58 456.60 80
7 09/30/2021 09:59:47 0.34,-127.56 0.64,-128.85 147.28 80
8 10/01/2021 09:43:43 0.34,-127.52 -0.37,-124.32 364.76 80
9 10/02/2021 22:03:00 -0.32,-127.42 -0.79,-129.63 251.29 80
10 10/03/2021 21:46:54 -0.33,-127.37 0.16,-125.08 260.48 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/21/2021
SNOs_Map_GOES-15_NPP_20210921.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/21/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP