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: 9/17/2023
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 -74.09,-106.42 103.10 09/30/2023 06:20:28 -74.06,-109.17 102.98 83.90 67
2 09/30/2023 07:12:29 74.49, 59.86 77.36 09/30/2023 07:11:16 74.45, 59.13 77.36 22.22 73
3 09/30/2023 08:03:16 -74.63,-133.20 102.48 09/30/2023 08:02:15 -74.63,-133.12 102.48 2.58 61
4 09/30/2023 08:54:02 74.65, 34.07 77.56 09/30/2023 08:53:11 74.63, 34.15 77.54 3.21 51
5 09/30/2023 09:44:46 -74.64,-158.60 102.44 09/30/2023 09:44:14 -74.62,-158.64 102.46 3.17 32
6 09/30/2023 10:35:32 74.66, 8.68 77.59 09/30/2023 10:35:09 74.66, 8.77 77.60 2.91 23
7 09/30/2023 11:26:16 -74.65, 176.00 102.40 09/30/2023 11:26:12 -74.65, 175.98 102.40 0.87 4
8 09/30/2023 12:17:02 74.66, -16.72 77.63 09/30/2023 12:17:08 74.66, -16.75 77.62 1.23 6
9 09/30/2023 13:07:46 -74.66, 150.61 102.37 09/30/2023 13:08:10 -74.69, 150.59 102.34 3.53 24
10 09/30/2023 13:58:32 74.67, -42.12 77.67 09/30/2023 13:59:06 74.69, -42.13 77.68 2.40 34
11 09/30/2023 14:49:17 -74.72, 125.08 102.28 09/30/2023 14:50:09 -74.68, 125.07 102.32 3.88 52
12 09/30/2023 15:40:02 74.68, -67.52 77.70 09/30/2023 15:41:05 74.69, -67.65 77.70 3.91 63
13 09/30/2023 16:30:52 -74.96, 99.01 101.97 09/30/2023 16:32:03 -74.91, 100.24 102.10 36.10 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/17/2023
SNOs_Map_NOAA-20_NOAA-19_20230917.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 09/17/2023 in txt file.

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