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: 11/4/2021
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 11/16/2021 23:23:24 -77.60, -13.74 82.85 11/16/2021 23:22:11 -77.57, -14.61 82.80 20.97 73
2 11/17/2021 00:14:11 77.67, 153.22 97.26 11/17/2021 00:13:05 77.66, 153.12 97.27 2.71 66
3 11/17/2021 01:04:56 -77.69, -39.54 82.72 11/17/2021 01:04:08 -77.70, -39.45 82.70 2.30 48
4 11/17/2021 01:55:41 77.68, 127.82 97.28 11/17/2021 01:55:04 77.71, 127.87 97.32 3.35 37
5 11/17/2021 02:46:26 -77.69, -64.95 82.69 11/17/2021 02:46:08 -77.70, -64.91 82.68 1.29 18
6 11/17/2021 03:37:11 77.68, 102.41 97.31 11/17/2021 03:37:04 77.71, 102.41 97.34 3.15 7
7 11/17/2021 04:27:55 -77.70, -90.35 82.67 11/17/2021 04:28:07 -77.71, -90.37 82.66 1.17 12
8 11/17/2021 05:18:40 77.69, 77.01 97.33 11/17/2021 05:19:03 77.72, 76.94 97.36 3.49 23
9 11/17/2021 06:09:25 -77.71,-115.76 82.64 11/17/2021 06:10:07 -77.72,-115.83 82.64 2.08 42
10 11/17/2021 07:00:11 77.74, 51.40 97.41 11/17/2021 07:01:03 77.73, 51.48 97.38 2.40 52
11 11/17/2021 07:50:55 -77.71,-141.16 82.62 11/17/2021 07:52:07 -77.72,-141.29 82.62 3.25 72
12 11/17/2021 08:41:50 78.11, 24.13 97.91 11/17/2021 08:42:55 78.04, 27.75 97.59 83.56 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/4/2021
SNOs_Map_NOAA-20_NOAA-19_20211104.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/04/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19