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: 12/30/2017
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 01/11/2018 01:18:17 -80.69, -67.08 74.42 01/11/2018 01:19:29 -80.69, -67.15 74.44 1.42 72
2 01/11/2018 02:09:14 80.68, 100.01 105.60 01/11/2018 02:10:14 80.69, 100.13 105.56 2.30 60
3 01/11/2018 03:00:18 -80.69, -92.46 74.44 01/11/2018 03:00:59 -80.69, -92.58 74.45 2.17 41
4 01/11/2018 03:51:15 80.69, 74.62 105.58 01/11/2018 03:51:44 80.69, 74.71 105.56 1.62 29
5 01/11/2018 04:42:19 -80.70,-117.84 74.46 01/11/2018 04:42:29 -80.69,-118.00 74.45 2.93 10
6 01/11/2018 05:33:16 80.69, 49.24 105.56 01/11/2018 05:33:14 80.69, 49.28 105.56 0.96 2
7 01/11/2018 06:24:21 -80.69,-143.57 74.45 01/11/2018 06:23:59 -80.70,-143.42 74.45 2.88 22
8 01/11/2018 07:15:16 80.69, 23.85 105.54 01/11/2018 07:14:43 80.70, 23.86 105.56 0.42 33
9 01/11/2018 08:06:21 -80.69,-168.96 74.47 01/11/2018 08:05:28 -80.70,-168.84 74.45 2.12 53

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 12/30/2017
SNOs_Map_NOAA-19_NPP_20171230.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 12/30/2017 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service