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: 3/11/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/11/2020 21:52:10 0.34,-128.38 0.70,-126.65 196.77 80
2 03/13/2020 10:13:59 -0.33,-128.33 0.46,-131.92 408.82 80
3 03/14/2020 09:52:34 -0.33,-128.32 -0.55,-127.39 105.73 80
4 03/15/2020 22:14:31 0.32,-128.32 -0.66,-132.69 498.41 80
5 03/16/2020 21:58:26 0.32,-128.31 0.35,-128.16 16.18 80
6 03/19/2020 10:01:29 -0.31,-128.23 -0.14,-128.89 75.55 80
7 03/20/2020 09:40:05 -0.31,-128.21 -1.15,-124.36 438.49 80
8 03/21/2020 22:04:41 0.30,-128.21 -0.06,-129.66 166.40 80
9 03/22/2020 21:45:57 0.30,-128.19 1.02,-125.15 347.88 80
10 03/24/2020 10:07:45 -0.29,-128.14 0.20,-130.41 258.05 80
11 03/25/2020 09:46:20 -0.30,-128.12 -0.81,-125.88 255.59 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/11/2020
SNOs_Map_GOES-15_NPP_20200312.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/11/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service