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: 1/30/2018
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 15:16:34 80.66, -95.88 101.13 01/31/2018 15:15:26 80.67, -95.92 101.18 1.75 68
2 01/31/2018 16:07:19 -80.66, 71.36 78.87 01/31/2018 16:06:32 -80.68, 71.38 78.84 1.42 47
3 01/31/2018 16:58:04 80.66,-121.29 101.12 01/31/2018 16:57:27 80.68,-121.32 101.15 1.84 37
4 01/31/2018 17:48:49 -80.67, 45.95 78.89 01/31/2018 17:48:33 -80.68, 45.98 78.87 1.70 16
5 01/31/2018 18:39:35 80.69,-147.05 101.16 01/31/2018 18:39:29 80.67,-147.06 101.15 1.92 6
6 01/31/2018 19:30:19 -80.67, 20.54 78.90 01/31/2018 19:30:34 -80.69, 20.59 78.90 2.00 15
7 01/31/2018 20:21:05 80.69,-172.46 101.14 01/31/2018 20:21:30 80.67,-172.46 101.12 1.67 25
8 01/31/2018 21:11:50 -80.69, -5.21 78.86 01/31/2018 21:12:36 -80.68, -5.16 78.90 2.06 46
9 01/31/2018 22:02:35 80.69, 162.13 101.13 01/31/2018 22:03:31 80.68, 162.15 101.09 1.48 56

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/30/2018
SNOs_Map_NOAA-20_NOAA-19_20180131.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 01/30/2018 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service