Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/19/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 07/21/2023 08:07:28 74.51, 45.65 54.47 07/21/2023 08:06:19 74.56, 43.60 54.70 61.01 69
2 07/21/2023 08:58:20 -74.89,-148.06 125.09 07/21/2023 08:57:08 -74.92,-148.09 125.04 3.08 72
3 07/21/2023 09:49:06 74.91, 19.20 54.94 07/21/2023 09:48:10 74.94, 19.21 54.99 3.10 56
4 07/21/2023 10:39:51 -74.95,-173.59 125.01 07/21/2023 10:39:07 -74.92,-173.58 125.02 3.28 44
5 07/21/2023 11:30:36 74.92, -6.20 54.97 07/21/2023 11:30:09 74.93, -6.29 55.00 3.43 27
6 07/21/2023 12:21:21 -74.95, 161.01 124.99 07/21/2023 12:21:05 -74.96, 161.06 124.98 1.75 16
7 07/21/2023 13:12:07 74.97, -31.73 55.04 07/21/2023 13:12:07 74.98, -31.65 55.05 2.50 0
8 07/21/2023 14:02:51 -74.96, 135.61 124.96 07/21/2023 14:03:04 -74.96, 135.57 124.96 1.39 13
9 07/21/2023 14:53:37 74.98, -57.13 55.07 07/21/2023 14:54:06 74.98, -57.15 55.06 0.59 29
10 07/21/2023 15:44:22 -75.02, 110.08 124.89 07/21/2023 15:45:02 -75.01, 110.21 124.92 3.88 40
11 07/21/2023 16:35:07 74.99, -82.52 55.09 07/21/2023 16:36:05 74.98, -82.64 55.07 3.68 58
12 07/21/2023 17:25:52 -75.02, 84.68 124.86 07/21/2023 17:27:01 -75.01, 84.72 124.90 2.23 69
13 07/21/2023 18:16:47 75.47,-109.33 55.68 07/21/2023 18:17:54 75.44,-106.68 55.43 74.04 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/19/2023
SNOs_Map_NOAA-21_NOAA-19_20230720.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19