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: 4/17/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/17/2020 21:58:26 0.19,-127.96 0.12,-128.12 19.01 80
2 04/20/2020 10:01:29 -0.18,-128.03 -0.01,-128.87 95.13 80
3 04/21/2020 09:40:05 -0.19,-128.05 -1.03,-124.34 423.45 80
4 04/22/2020 22:04:41 0.16,-128.09 -0.17,-129.64 176.52 80
5 04/23/2020 21:43:17 0.18,-128.11 0.86,-125.11 342.14 80
6 04/25/2020 10:07:44 -0.15,-128.15 0.34,-130.37 253.90 80
7 04/26/2020 09:46:20 -0.17,-128.16 -0.68,-125.84 263.86 80
8 04/27/2020 22:10:56 0.14,-128.18 -0.51,-131.15 338.01 80
9 04/28/2020 21:49:31 0.16,-128.19 0.52,-126.62 179.74 80
10 04/30/2020 10:13:59 -0.12,-128.22 0.68,-131.88 417.07 80
11 05/01/2020 09:52:34 -0.14,-128.23 -0.34,-127.35 99.94 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/17/2020
SNOs_Map_GOES-15_NPP_20200418.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/17/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service