Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-19 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/17/2020
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 01/30/2020 14:04:20 -79.60, 113.25 80.53 01/30/2020 14:05:30 -79.62, 113.35 80.56 3.34 70
2 01/30/2020 14:55:20 79.62, -79.29 99.45 01/30/2020 14:56:15 79.62, -79.35 99.44 1.32 55
3 01/30/2020 15:46:20 -79.62, 87.95 80.56 01/30/2020 15:47:00 -79.63, 87.93 80.57 1.25 40
4 01/30/2020 16:37:21 79.61,-104.89 99.44 01/30/2020 16:37:45 79.63,-104.77 99.43 3.25 24
5 01/30/2020 17:28:20 -79.64, 62.65 80.59 01/30/2020 17:28:30 -79.63, 62.51 80.58 2.81 10
6 01/30/2020 18:19:20 79.63,-130.19 99.41 01/30/2020 18:19:14 79.64,-130.19 99.42 0.76 6
7 01/30/2020 19:10:20 -79.63, 37.06 80.60 01/30/2020 19:09:59 -79.64, 37.09 80.59 1.34 21
8 01/30/2020 20:01:20 79.65,-155.50 99.39 01/30/2020 20:00:44 79.64,-155.61 99.41 2.37 36
9 01/30/2020 20:52:20 -79.65, 11.76 80.63 01/30/2020 20:51:29 -79.64, 11.67 80.60 1.80 51
10 01/30/2020 21:43:21 79.64, 178.90 99.37 01/30/2020 21:42:14 79.65, 178.97 99.40 1.55 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/17/2020
SNOs_Map_NOAA-19_NPP_20200118.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/17/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service