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: 6/21/2019
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 06/21/2019 05:20:29 -80.06,-119.32 120.96 06/21/2019 05:20:08 -80.03,-119.23 120.98 3.39 21
2 06/21/2019 06:11:24 80.05, 47.85 59.05 06/21/2019 06:10:54 80.05, 47.91 59.06 1.04 30
3 06/21/2019 07:02:30 -80.06,-144.88 120.95 06/21/2019 07:01:39 -80.06,-144.93 120.92 1.35 51
4 06/21/2019 07:53:24 80.07, 22.62 59.04 06/21/2019 07:52:24 80.05, 22.51 59.06 2.93 60
5 07/04/2019 23:11:05 -80.01, -27.08 120.30 07/04/2019 23:12:17 -80.03, -27.19 120.31 2.76 72
6 07/05/2019 00:02:00 80.02, 140.25 59.71 07/05/2019 00:03:02 80.02, 140.18 59.69 1.48 62
7 07/05/2019 00:53:06 -80.01, -52.64 120.29 07/05/2019 00:53:47 -80.03, -52.59 120.30 2.65 41
8 07/05/2019 01:44:01 80.01, 114.69 59.72 07/05/2019 01:44:32 80.02, 114.78 59.70 2.25 31
9 07/05/2019 02:35:06 -80.03, -77.88 120.30 07/05/2019 02:35:17 -80.03, -77.99 120.29 2.07 11
10 07/05/2019 03:26:01 80.03, 89.45 59.71 07/05/2019 03:26:02 80.03, 89.38 59.71 1.35 1

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 6/21/2019
SNOs_Map_NOAA-19_NPP_20190621.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 06/21/2019 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service