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: 5/16/2020
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 05/21/2020 19:59:50 79.35,-153.46 60.72 05/21/2020 20:01:02 79.36,-153.51 60.70 1.21 72
2 05/21/2020 20:50:46 -79.36, 13.90 119.30 05/21/2020 20:51:47 -79.37, 13.74 119.30 3.34 61
3 05/21/2020 21:41:50 79.37,-178.79 60.70 05/21/2020 21:42:32 79.36,-178.91 60.69 2.50 42
4 05/21/2020 22:32:47 -79.35, -11.71 119.31 05/21/2020 22:33:17 -79.37, -11.66 119.31 2.49 30
5 05/21/2020 23:23:51 79.36, 155.60 60.69 05/21/2020 23:24:02 79.37, 155.69 60.68 2.05 11
6 05/22/2020 00:14:47 -79.37, -37.03 119.32 05/22/2020 00:14:47 -79.38, -37.07 119.32 1.01 0
7 05/22/2020 01:05:51 79.38, 130.27 60.67 05/22/2020 01:05:32 79.37, 130.28 60.67 0.68 19
8 05/22/2020 01:56:47 -79.39, -62.36 119.34 05/22/2020 01:56:17 -79.38, -62.47 119.32 2.43 30
9 05/22/2020 02:47:51 79.39, 104.94 60.66 05/22/2020 02:47:02 79.37, 104.88 60.67 2.52 49
10 05/22/2020 03:38:48 -79.38, -87.97 119.35 05/22/2020 03:37:47 -79.38, -87.88 119.33 2.01 61

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 5/16/2020
SNOs_Map_NOAA-19_NPP_20200517.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 05/16/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service