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: 5/14/2020
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,-153.51 60.72 05/21/2020 20:01:02 79.36,-153.54 60.70 1.96 72
2 05/21/2020 20:50:46 -79.36, 13.86 119.29 05/21/2020 20:51:47 -79.37, 13.72 119.30 3.32 61
3 05/21/2020 21:41:50 79.37,-178.84 60.70 05/21/2020 21:42:32 79.37,-178.94 60.70 2.12 42
4 05/21/2020 22:32:47 -79.35, -11.74 119.31 05/21/2020 22:33:17 -79.37, -11.69 119.30 3.30 30
5 05/21/2020 23:23:51 79.35, 155.55 60.69 05/21/2020 23:24:02 79.37, 155.65 60.69 2.90 11
6 05/22/2020 00:14:47 -79.37, -37.07 119.32 05/22/2020 00:14:47 -79.38, -37.09 119.31 1.54 0
7 05/22/2020 01:05:51 79.37, 130.22 60.67 05/22/2020 01:05:32 79.38, 130.25 60.68 0.72 19
8 05/22/2020 01:56:47 -79.38, -62.40 119.34 05/22/2020 01:56:17 -79.38, -62.49 119.32 1.97 30
9 05/22/2020 02:47:51 79.39, 104.89 60.66 05/22/2020 02:47:02 79.38, 104.84 60.67 1.49 49
10 05/22/2020 03:38:48 -79.37, -88.00 119.35 05/22/2020 03:37:47 -79.39, -87.90 119.33 2.64 61

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 5/14/2020
SNOs_Map_NOAA-19_NPP_20200515.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 05/14/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service