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: 1/11/2018
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 01/24/2018 18:19:29 80.57,-144.77 103.21 01/24/2018 18:20:34 80.58,-140.81 102.70 72.12 65
2 01/24/2018 19:10:28 -80.68, 25.09 77.05 01/24/2018 19:11:23 -80.67, 25.08 77.08 0.72 55
3 01/24/2018 20:01:23 80.68,-167.69 102.95 01/24/2018 20:02:08 80.67,-167.59 102.91 1.98 45
4 01/24/2018 20:52:29 -80.68, -0.30 77.08 01/24/2018 20:52:53 -80.67, -0.34 77.09 1.10 24
5 01/24/2018 21:43:24 80.68, 166.91 102.92 01/24/2018 21:43:38 80.67, 166.99 102.90 1.47 14
6 01/24/2018 22:34:30 -80.69, -25.69 77.11 01/24/2018 22:34:23 -80.68, -25.76 77.10 1.62 7
7 01/24/2018 23:25:25 80.68, 141.52 102.89 01/24/2018 23:25:08 80.68, 141.56 102.89 1.07 17
8 01/25/2018 00:16:31 -80.69, -51.08 77.14 01/25/2018 00:15:53 -80.68, -51.19 77.11 2.18 38
9 01/25/2018 01:07:26 80.69, 116.13 102.87 01/25/2018 01:06:38 80.68, 116.14 102.88 0.91 48
10 01/25/2018 01:58:32 -80.69, -76.47 77.16 01/25/2018 01:57:23 -80.68, -76.61 77.12 2.77 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/11/2018
SNOs_Map_NOAA-19_NPP_20180112.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/11/2018 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service