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: 4/14/2020
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 04/23/2020 18:43:54 79.41,-135.10 68.35 04/23/2020 18:45:00 79.42,-134.97 68.32 3.13 66
2 04/23/2020 19:34:50 -79.43, 32.43 111.67 04/23/2020 19:35:45 -79.43, 32.29 111.69 3.05 55
3 04/23/2020 20:25:54 79.43,-160.42 68.32 04/23/2020 20:26:30 79.42,-160.37 68.30 0.98 36
4 04/23/2020 21:16:51 -79.42, 6.83 111.69 04/23/2020 21:17:15 -79.43, 6.89 111.70 1.45 24
5 04/23/2020 22:07:54 79.44, 174.26 68.30 04/23/2020 22:08:00 79.43, 174.23 68.28 1.91 6
6 04/23/2020 22:58:51 -79.44, -18.49 111.72 04/23/2020 22:58:45 -79.44, -18.51 111.72 0.91 6
7 04/23/2020 23:49:55 79.43, 148.66 68.27 04/23/2020 23:49:30 79.43, 148.83 68.27 3.34 25
8 04/24/2020 00:40:51 -79.46, -43.81 111.75 04/24/2020 00:40:15 -79.44, -43.92 111.74 3.21 36
9 04/24/2020 01:31:54 79.45, 123.35 68.25 04/24/2020 01:30:59 79.44, 123.43 68.25 2.53 55
10 04/24/2020 02:22:51 -79.45, -69.42 111.77 04/24/2020 02:21:44 -79.44, -69.32 111.76 2.21 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 4/14/2020
SNOs_Map_NOAA-19_NPP_20200415.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 04/14/2020 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service