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: 1/21/2018
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 80.67, -96.01 101.15 01/31/2018 15:15:27 80.67, -96.16 101.20 2.78 68
2 01/31/2018 16:07:20 -80.67, 71.29 78.86 01/31/2018 16:06:33 -80.67, 71.19 78.83 1.81 47
3 01/31/2018 16:58:05 80.67,-121.42 101.14 01/31/2018 16:57:28 80.67,-121.55 101.17 2.47 37
4 01/31/2018 17:48:50 -80.67, 45.88 78.88 01/31/2018 17:48:34 -80.68, 45.80 78.86 1.59 16
5 01/31/2018 18:39:35 80.67,-146.83 101.12 01/31/2018 18:39:29 80.68,-146.95 101.14 2.18 6
6 01/31/2018 19:30:20 -80.67, 20.48 78.89 01/31/2018 19:30:35 -80.68, 20.41 78.89 1.42 15
7 01/31/2018 20:21:05 80.68,-172.24 101.11 01/31/2018 20:21:30 80.68,-172.34 101.11 1.92 25
8 01/31/2018 21:11:50 -80.68, -4.93 78.90 01/31/2018 21:12:36 -80.68, -4.99 78.92 1.31 46
9 01/31/2018 22:02:35 80.68, 162.35 101.10 01/31/2018 22:03:31 80.68, 162.27 101.08 1.69 56

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/21/2018
SNOs_Map_NOAA-20_NOAA-19_20180122.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 01/21/2018 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service