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 22:02:01 0.30,-128.19 -0.06,-129.66 168.22 80
2 03/22/2020 21:45:56 0.30,-128.17 0.96,-125.13 345.56 80
3 03/24/2020 10:07:44 -0.29,-128.10 0.26,-130.39 262.42 80
4 03/25/2020 09:46:20 -0.30,-128.07 -0.82,-125.88 250.76 80
5 03/26/2020 22:10:56 0.28,-128.06 -0.39,-131.18 354.67 80
6 03/27/2020 21:49:32 0.29,-128.03 0.62,-126.64 158.52 80
7 03/29/2020 10:13:59 -0.27,-127.95 0.59,-131.91 449.87 80
8 03/30/2020 09:52:35 -0.28,-127.92 -0.43,-127.38 62.48 80
9 04/01/2020 21:58:26 0.26,-127.85 0.18,-128.13 32.66 80
10 04/02/2020 21:39:41 0.27,-127.82 1.19,-123.60 479.54 80
11 04/04/2020 10:01:29 -0.25,-127.73 0.02,-128.87 129.99 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_GOES-15_NPP_20200322.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