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: 4/19/2020
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 79.43,-134.84 68.34 04/23/2020 18:45:00 79.42,-134.96 68.32 2.80 67
2 04/23/2020 19:34:50 -79.43, 32.39 111.67 04/23/2020 19:35:45 -79.43, 32.27 111.68 2.39 55
3 04/23/2020 20:25:54 79.42,-160.44 68.32 04/23/2020 20:26:30 79.42,-160.36 68.30 1.69 36
4 04/23/2020 21:16:51 -79.42, 6.78 111.69 04/23/2020 21:17:15 -79.43, 6.87 111.70 2.41 24
5 04/23/2020 22:07:54 79.44, 174.24 68.30 04/23/2020 22:08:00 79.43, 174.24 68.28 1.65 6
6 04/23/2020 22:58:51 -79.44, -18.54 111.72 04/23/2020 22:58:45 -79.44, -18.53 111.72 0.15 6
7 04/23/2020 23:49:54 79.46, 148.92 68.27 04/23/2020 23:49:30 79.43, 148.84 68.26 3.73 24
8 04/24/2020 00:40:51 -79.46, -43.86 111.75 04/24/2020 00:40:15 -79.44, -43.94 111.74 2.21 36
9 04/24/2020 01:31:55 79.45, 123.32 68.25 04/24/2020 01:31:00 79.43, 123.43 68.25 3.00 55
10 04/24/2020 02:22:51 -79.44, -69.47 111.77 04/24/2020 02:21:44 -79.44, -69.34 111.75 2.68 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2020
SNOs_Map_NOAA-19_NPP_20200420.jpg

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

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service