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: 12/22/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/22/2020 09:46:05 0.08,-128.25 -0.46,-125.74 284.81 80
2 12/23/2020 22:10:42 -0.12,-128.27 -0.77,-131.04 315.86 80
3 12/24/2020 21:49:18 -0.10,-128.28 0.30,-126.52 200.05 80
4 12/26/2020 10:13:46 0.14,-128.25 0.91,-131.79 402.01 80
5 12/27/2020 09:52:21 0.12,-128.25 -0.10,-127.26 113.73 80
6 12/28/2020 22:16:57 -0.17,-128.28 -1.12,-132.56 487.70 80
7 12/29/2020 21:55:33 -0.15,-128.27 -0.11,-128.03 27.43 80
8 01/01/2021 10:01:16 0.17,-128.23 0.31,-128.76 61.48 80
9 01/02/2021 09:39:52 0.15,-128.22 -0.76,-124.24 453.32 80
10 01/03/2021 22:04:28 -0.19,-128.23 -0.51,-129.53 149.26 80
11 01/04/2021 21:43:04 -0.16,-128.22 0.56,-125.02 365.13 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/22/2020
SNOs_Map_GOES-15_NPP_20201222.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/22/2020 in txt file.

Historical Predications of SNOs between GOES-15 and NPP