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: 4/25/2023
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 05/05/2023 02:33:51 -75.10, -52.15 120.72 05/05/2023 02:32:40 -75.09, -53.78 120.60 46.57 71
2 05/05/2023 03:24:42 75.35, 114.42 59.56 05/05/2023 03:23:27 75.37, 114.41 59.61 3.10 75
3 05/05/2023 04:15:27 -75.38, -78.38 120.41 05/05/2023 04:14:33 -75.37, -78.37 120.41 1.30 54
4 05/05/2023 05:06:13 75.40, 88.89 59.60 05/05/2023 05:05:26 75.38, 88.94 59.59 2.31 47
5 05/05/2023 05:56:57 -75.39,-103.77 120.43 05/05/2023 05:56:32 -75.38,-103.84 120.42 2.30 25
6 05/05/2023 06:47:43 75.40, 63.50 59.59 05/05/2023 06:47:25 75.39, 63.47 59.58 1.74 18
7 05/05/2023 07:38:28 -75.44,-129.30 120.39 05/05/2023 07:38:30 -75.43,-129.17 120.40 3.86 2
8 05/05/2023 08:29:13 75.41, 38.11 59.57 05/05/2023 08:29:24 75.40, 38.00 59.56 3.42 11
9 05/05/2023 09:19:58 -75.44,-154.69 120.40 05/05/2023 09:20:29 -75.44,-154.64 120.42 1.52 31
10 05/05/2023 10:10:44 75.46, 12.58 59.61 05/05/2023 10:11:22 75.45, 12.67 59.58 2.90 38
11 05/05/2023 11:01:28 -75.45, 179.92 120.42 05/05/2023 11:02:28 -75.45, 179.89 120.43 0.86 60
12 05/05/2023 11:52:14 75.46, -12.81 59.59 05/05/2023 11:53:21 75.46, -12.80 59.57 0.77 67
13 05/05/2023 12:43:10 -76.01, 152.73 119.77 05/05/2023 12:44:15 -75.99, 156.29 120.03 95.67 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/25/2023
SNOs_Map_NOAA-20_NOAA-19_20230425.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 04/25/2023 in txt file.

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