Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/25/2018
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 01/31/2018 15:16:35 80.68, -96.11 101.17 01/31/2018 15:15:27 80.67, -96.19 101.20 1.78 68
2 01/31/2018 16:07:20 -80.68, 71.17 78.84 01/31/2018 16:06:33 -80.67, 71.14 78.82 1.00 47
3 01/31/2018 16:58:05 80.68,-121.52 101.15 01/31/2018 16:57:28 80.67,-121.58 101.17 1.40 37
4 01/31/2018 17:48:50 -80.68, 45.76 78.86 01/31/2018 17:48:34 -80.67, 45.75 78.85 0.71 16
5 01/31/2018 18:39:35 80.68,-146.93 101.14 01/31/2018 18:39:29 80.67,-146.97 101.14 1.02 6
6 01/31/2018 19:30:20 -80.68, 20.35 78.87 01/31/2018 19:30:35 -80.68, 20.36 78.88 0.50 15
7 01/31/2018 20:21:05 80.68,-172.34 101.13 01/31/2018 20:21:30 80.68,-172.37 101.11 0.65 25
8 01/31/2018 21:11:50 -80.68, -5.06 78.88 01/31/2018 21:12:36 -80.68, -5.04 78.91 0.50 46
9 01/31/2018 22:02:35 80.68, 162.25 101.11 01/31/2018 22:03:31 80.68, 162.24 101.08 0.28 56

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/25/2018
SNOs_Map_NOAA-20_NOAA-19_20180126.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 01/25/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and NOAA-19

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service