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: 5/8/2020
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 79.36,-153.43 60.72 05/21/2020 20:01:02 79.36,-153.51 60.70 1.68 72
2 05/21/2020 20:50:47 -79.34, 13.69 119.29 05/21/2020 20:51:47 -79.36, 13.78 119.31 3.23 60
3 05/21/2020 21:41:50 79.37,-178.76 60.70 05/21/2020 21:42:32 79.36,-178.91 60.69 3.26 42
4 05/21/2020 22:32:47 -79.36, -11.64 119.31 05/21/2020 22:33:17 -79.37, -11.63 119.32 1.08 30
5 05/21/2020 23:23:51 79.36, 155.63 60.69 05/21/2020 23:24:02 79.37, 155.68 60.68 1.30 11
6 05/22/2020 00:14:47 -79.38, -36.97 119.33 05/22/2020 00:14:47 -79.37, -37.03 119.32 1.44 0
7 05/22/2020 01:05:51 79.38, 130.30 60.67 05/22/2020 01:05:32 79.37, 130.28 60.68 0.99 19
8 05/22/2020 01:56:48 -79.37, -62.57 119.34 05/22/2020 01:56:17 -79.37, -62.43 119.33 3.00 31
9 05/22/2020 02:47:51 79.40, 104.97 60.65 05/22/2020 02:47:02 79.38, 104.87 60.67 3.16 49
10 05/22/2020 03:38:48 -79.38, -87.90 119.35 05/22/2020 03:37:47 -79.38, -87.84 119.34 1.34 61

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 5/8/2020
SNOs_Map_NOAA-19_NPP_20200509.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 05/08/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service