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: 2/19/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/19/2020 21:45:51 0.35,-128.43 1.12,-125.13 376.94 80
2 02/21/2020 10:04:59 -0.36,-128.41 0.06,-130.40 225.70 80
3 02/22/2020 09:48:55 -0.35,-128.42 -0.94,-125.87 291.39 80
4 02/23/2020 22:08:11 0.36,-128.46 -0.27,-131.17 309.74 80
5 02/24/2020 21:52:07 0.36,-128.46 0.73,-126.64 207.35 80
6 02/26/2020 10:13:56 -0.36,-128.45 0.39,-131.92 395.29 80
7 02/27/2020 09:52:50 -0.36,-128.45 -0.62,-127.39 121.42 62
8 02/28/2020 22:14:28 0.36,-128.48 -0.59,-132.69 480.55 80
9 02/29/2020 21:58:23 0.36,-128.48 0.41,-128.16 35.95 80
10 03/03/2020 10:01:27 -0.35,-128.45 -0.24,-128.90 51.60 80
11 03/04/2020 09:40:03 -0.35,-128.44 -1.24,-124.37 464.01 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 2/19/2020
SNOs_Map_GOES-15_NPP_20200220.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 02/19/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service