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: 4/21/2020
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 04/23/2020 18:43:53 79.42,-135.01 68.35 04/23/2020 18:44:59 79.41,-134.85 68.29 3.29 66
2 04/23/2020 19:34:50 -79.41, 32.21 111.67 04/23/2020 19:35:44 -79.42, 32.36 111.70 3.21 54
3 04/23/2020 20:25:53 79.43,-160.33 68.32 04/23/2020 20:26:29 79.41,-160.26 68.28 3.16 36
4 04/23/2020 21:16:50 -79.43, 6.89 111.70 04/23/2020 21:17:14 -79.42, 6.96 111.72 1.74 24
5 04/23/2020 22:07:54 79.42, 174.07 68.30 04/23/2020 22:08:00 79.45, 174.07 68.31 2.44 6
6 04/23/2020 22:58:50 -79.45, -18.44 111.72 04/23/2020 22:58:44 -79.42, -18.44 111.74 2.54 6
7 04/23/2020 23:49:54 79.44, 148.76 68.27 04/23/2020 23:49:30 79.45, 148.67 68.30 1.85 24
8 04/24/2020 00:40:51 -79.44, -44.04 111.74 04/24/2020 00:40:15 -79.46, -44.11 111.70 3.07 36
9 04/24/2020 01:31:55 79.43, 123.15 68.25 04/24/2020 01:31:00 79.45, 123.27 68.28 3.26 55
10 04/24/2020 02:22:51 -79.46, -69.36 111.77 04/24/2020 02:21:45 -79.46, -69.51 111.72 3.22 66

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 4/21/2020
SNOs_Map_NOAA-19_NPP_20200422.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 04/21/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service