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: 9/20/2023
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 09/30/2023 06:21:35 -74.10,-106.43 103.10 09/30/2023 06:20:28 -74.06,-109.18 102.98 83.95 67
2 09/30/2023 07:12:29 74.49, 59.86 77.36 09/30/2023 07:11:16 74.44, 59.13 77.36 22.40 73
3 09/30/2023 08:03:16 -74.64,-133.21 102.47 09/30/2023 08:02:15 -74.62,-133.13 102.48 3.06 61
4 09/30/2023 08:54:01 74.60, 34.20 77.50 09/30/2023 08:53:11 74.62, 34.14 77.54 3.13 50
5 09/30/2023 09:44:45 -74.65,-158.61 102.43 09/30/2023 09:44:12 -74.66,-158.52 102.42 3.06 33
6 09/30/2023 10:35:31 74.66, 8.67 77.60 09/30/2023 10:35:08 74.66, 8.76 77.60 2.68 23
7 09/30/2023 11:26:15 -74.66, 175.99 102.40 09/30/2023 11:26:11 -74.65, 175.96 102.40 1.15 4
8 09/30/2023 12:17:01 74.67, -16.73 77.63 09/30/2023 12:17:07 74.65, -16.76 77.62 1.74 6
9 09/30/2023 13:07:45 -74.67, 150.59 102.36 09/30/2023 13:08:09 -74.69, 150.58 102.34 2.41 24
10 09/30/2023 13:58:31 74.68, -42.13 77.67 09/30/2023 13:59:05 74.69, -42.14 77.68 1.79 34
11 09/30/2023 14:49:16 -74.72, 125.06 102.27 09/30/2023 14:50:07 -74.72, 125.19 102.28 3.82 51
12 09/30/2023 15:40:02 74.73, -67.66 77.76 09/30/2023 15:41:03 74.73, -67.52 77.74 3.92 61
13 09/30/2023 16:30:51 -74.97, 99.00 101.96 09/30/2023 16:32:02 -74.90, 100.23 102.10 36.35 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/20/2023
SNOs_Map_NOAA-20_NOAA-19_20230920.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 09/20/2023 in txt file.

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