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: 2/24/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/24/2020 21:52:07 0.36,-128.46 0.74,-126.64 206.73 80
2 02/26/2020 10:13:55 -0.36,-128.44 0.44,-131.91 396.15 80
3 02/27/2020 09:54:53 -0.36,-128.44 -0.62,-127.39 120.38 61
4 02/28/2020 22:14:28 0.36,-128.46 -0.59,-132.69 481.94 80
5 02/29/2020 21:58:23 0.36,-128.46 0.41,-128.16 34.34 80
6 03/03/2020 10:01:27 -0.35,-128.43 -0.24,-128.90 53.60 80
7 03/04/2020 09:40:03 -0.35,-128.42 -1.25,-124.37 461.81 80
8 03/05/2020 22:01:59 0.34,-128.43 0.04,-129.67 142.16 80
9 03/06/2020 21:45:55 0.34,-128.42 1.05,-125.14 373.04 80
10 03/08/2020 10:07:43 -0.34,-128.38 0.13,-130.41 231.73 80
11 03/09/2020 09:46:18 -0.34,-128.36 -0.88,-125.88 282.97 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 2/24/2020
SNOs_Map_GOES-15_NPP_20200225.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 02/24/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service