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: 1/7/2023
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 01/07/2023 20:31:28 75.59,-143.14 98.41 01/07/2023 20:30:19 75.57,-145.29 98.57 59.52 69
2 01/07/2023 21:22:18 -75.92, 23.11 81.22 01/07/2023 21:21:15 -75.93, 23.18 81.19 2.28 63
3 01/07/2023 22:13:04 75.92,-169.59 98.79 01/07/2023 22:12:10 75.91,-169.61 98.80 0.82 54
4 01/07/2023 23:03:48 -75.92, -2.28 81.22 01/07/2023 23:03:15 -75.91, -2.40 81.21 3.52 33
5 01/07/2023 23:54:34 75.92, 165.03 98.78 01/07/2023 23:54:09 75.94, 164.98 98.81 2.13 25
6 01/08/2023 00:45:18 -75.92, -27.66 81.22 01/08/2023 00:45:14 -75.93, -27.81 81.21 4.07 4
7 01/08/2023 01:36:05 75.97, 139.49 98.83 01/08/2023 01:36:08 75.96, 139.57 98.82 2.52 3
8 01/08/2023 02:26:49 -75.97, -53.20 81.18 01/08/2023 02:27:13 -75.95, -53.22 81.20 2.13 24
9 01/08/2023 03:17:35 75.97, 114.10 98.83 01/08/2023 03:18:07 75.98, 114.16 98.82 1.88 32
10 01/08/2023 04:08:19 -75.98, -78.59 81.18 01/08/2023 04:09:12 -75.98, -78.63 81.19 1.26 53
11 01/08/2023 04:59:05 75.98, 88.72 98.82 01/08/2023 05:00:06 76.01, 88.75 98.83 3.42 61
12 01/08/2023 05:49:56 -76.30,-105.08 80.80 01/08/2023 05:51:05 -76.26,-103.06 80.99 53.57 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/7/2023
SNOs_Map_NOAA-20_NOAA-19_20230107.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 01/07/2023 in txt file.

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