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: 5/13/2017
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 05/23/2017 18:32:06 80.85,-148.35 63.49 05/23/2017 18:33:17 80.83,-148.32 63.44 1.58 71
2 05/23/2017 19:23:12 -80.85, 18.97 116.53 05/23/2017 19:24:02 -80.84, 18.91 116.56 1.60 50
3 05/23/2017 20:14:08 80.84,-174.00 63.49 05/23/2017 20:14:48 80.85,-174.08 63.49 1.91 40
4 05/23/2017 21:05:14 -80.84, -6.68 116.53 05/23/2017 21:05:32 -80.84, -6.50 116.56 3.26 18
5 05/23/2017 21:56:09 80.85, 160.72 63.46 05/23/2017 21:56:17 80.84, 160.86 63.43 2.81 8
6 05/23/2017 22:47:15 -80.85, -31.96 116.56 05/23/2017 22:47:02 -80.84, -31.91 116.57 1.39 13
7 05/23/2017 23:38:11 80.84, 135.07 63.46 05/23/2017 23:37:48 80.86, 135.10 63.48 1.42 23
8 05/24/2017 00:29:17 -80.85, -57.61 116.56 05/24/2017 00:28:33 -80.86, -57.67 116.52 1.93 44
9 05/24/2017 01:20:12 80.85, 109.80 63.42 05/24/2017 01:19:18 80.86, 109.69 63.47 2.12 54

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 5/13/2017
SNOs_Map_NOAA-19_NPP_20170514.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 05/13/2017 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service