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: 3/21/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/21/2020 22:02:02 0.30,-128.19 -0.01,-129.67 168.16 80
2 03/22/2020 21:45:57 0.30,-128.17 1.00,-125.14 345.67 80
3 03/24/2020 10:07:44 -0.29,-128.10 0.21,-130.40 262.21 80
4 03/25/2020 09:46:20 -0.30,-128.07 -0.80,-125.87 251.01 80
5 03/26/2020 22:10:56 0.28,-128.06 -0.40,-131.17 354.29 80
6 03/27/2020 21:51:26 0.29,-128.03 0.61,-126.64 158.95 34
7 03/29/2020 10:13:59 -0.27,-127.96 0.60,-131.90 449.33 80
8 03/30/2020 09:52:35 -0.28,-127.92 -0.41,-127.37 63.04 80
9 04/01/2020 21:55:46 0.26,-127.86 0.22,-128.14 31.90 80
10 04/02/2020 21:39:42 0.27,-127.82 1.24,-123.61 480.37 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_GOES-15_NPP_20200321.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/21/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service