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: 9/23/2023
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,-106.44 103.09 09/30/2023 06:20:28 -74.06,-109.17 102.98 83.50 67
2 09/30/2023 07:12:29 74.49, 59.86 77.36 09/30/2023 07:11:16 74.45, 59.14 77.37 21.87 73
3 09/30/2023 08:03:16 -74.64,-133.22 102.47 09/30/2023 08:02:15 -74.62,-133.12 102.48 3.42 61
4 09/30/2023 08:54:02 74.65, 34.07 77.56 09/30/2023 08:53:11 74.63, 34.16 77.55 3.35 51
5 09/30/2023 09:44:46 -74.65,-158.62 102.43 09/30/2023 09:44:13 -74.66,-158.51 102.42 3.49 33
6 09/30/2023 10:35:31 74.66, 8.67 77.60 09/30/2023 10:35:08 74.67, 8.77 77.61 3.24 23
7 09/30/2023 11:26:15 -74.66, 175.98 102.39 09/30/2023 11:26:11 -74.65, 175.97 102.40 0.85 4
8 09/30/2023 12:17:01 74.67, -16.73 77.63 09/30/2023 12:17:07 74.66, -16.74 77.63 1.00 6
9 09/30/2023 13:07:45 -74.67, 150.58 102.36 09/30/2023 13:08:09 -74.69, 150.59 102.34 2.39 24
10 09/30/2023 13:58:31 74.68, -42.13 77.67 09/30/2023 13:59:05 74.70, -42.13 77.68 2.36 34
11 09/30/2023 14:49:15 -74.68, 125.19 102.32 09/30/2023 14:50:08 -74.68, 125.06 102.32 3.59 53
12 09/30/2023 15:40:01 74.68, -67.53 77.71 09/30/2023 15:41:04 74.69, -67.65 77.70 3.57 63
13 09/30/2023 16:30:51 -74.97, 98.99 101.96 09/30/2023 16:32:02 -74.90, 100.23 102.10 36.80 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/23/2023
SNOs_Map_NOAA-20_NOAA-19_20230923.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 09/23/2023 in txt file.

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