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: 9/30/2023
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 06:21:34 -74.06,-106.35 103.13 09/30/2023 06:20:27 -74.10,-109.08 102.95 83.40 67
2 09/30/2023 07:12:29 74.50, 59.84 77.37 09/30/2023 07:11:15 74.49, 59.25 77.40 17.45 74
3 09/30/2023 08:03:15 -74.61,-133.13 102.51 09/30/2023 08:02:15 -74.61,-133.16 102.49 1.23 60
4 09/30/2023 08:54:01 74.61, 34.18 77.51 09/30/2023 08:53:11 74.62, 34.14 77.54 2.38 50
5 09/30/2023 09:44:46 -74.66,-158.66 102.42 09/30/2023 09:44:13 -74.65,-158.55 102.43 3.53 33
6 09/30/2023 10:35:32 74.66, 8.65 77.60 09/30/2023 10:35:09 74.66, 8.75 77.60 2.95 23
7 09/30/2023 11:26:16 -74.67, 175.94 102.38 09/30/2023 11:26:12 -74.64, 175.93 102.41 3.58 4
8 09/30/2023 12:17:02 74.67, -16.75 77.64 09/30/2023 12:17:08 74.65, -16.77 77.62 2.26 6
9 09/30/2023 13:07:46 -74.68, 150.55 102.34 09/30/2023 13:08:10 -74.68, 150.55 102.35 0.39 24
10 09/30/2023 13:58:32 74.68, -42.15 77.68 09/30/2023 13:59:06 74.69, -42.15 77.68 1.05 34
11 09/30/2023 14:49:16 -74.69, 125.15 102.31 09/30/2023 14:50:08 -74.72, 125.16 102.29 2.80 52
12 09/30/2023 15:40:02 74.69, -67.54 77.71 09/30/2023 15:41:05 74.68, -67.67 77.70 3.77 63
13 09/30/2023 16:30:51 -74.94, 99.08 102.00 09/30/2023 16:32:03 -74.89, 100.19 102.11 32.50 72

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/30/2023
SNOs_Map_NOAA-20_NOAA-19_20230930.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 09/30/2023 in txt file.

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