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: 8/20/2019
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 08/29/2019 19:48:08 79.89,-155.64 72.92 08/29/2019 19:49:23 79.93,-155.48 72.90 5.74 75
2 08/29/2019 20:39:02 -79.93, 12.09 107.09 08/29/2019 20:40:07 -79.91, 12.11 107.15 2.60 65
3 08/29/2019 21:30:08 79.91, 179.09 72.93 08/29/2019 21:30:53 79.94, 179.12 72.93 3.01 45
4 08/29/2019 22:21:03 -79.92, -13.48 107.07 08/29/2019 22:21:38 -79.94, -13.58 107.06 2.65 35
5 08/29/2019 23:12:08 79.93, 153.83 72.95 08/29/2019 23:12:23 79.94, 153.71 72.96 2.55 15
6 08/30/2019 00:03:04 -79.92, -39.04 107.04 08/30/2019 00:03:08 -79.94, -38.98 107.03 2.84 4
7 08/30/2019 00:54:09 79.92, 128.26 72.97 08/30/2019 00:53:53 79.94, 128.31 72.99 2.37 16
8 08/30/2019 01:45:04 -79.94, -64.31 107.03 08/30/2019 01:44:38 -79.94, -64.39 107.00 1.74 26
9 08/30/2019 02:36:09 79.94, 102.99 72.99 08/30/2019 02:35:23 79.95, 102.91 73.02 1.76 46
10 08/30/2019 03:27:05 -79.93, -89.88 107.00 08/30/2019 03:26:08 -79.95, -89.79 106.97 2.43 57

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/20/2019
SNOs_Map_NOAA-19_NPP_20190820.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/20/2019 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service