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: 7/16/2023
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 08:07:29 74.53, 45.62 54.48 07/21/2023 08:06:20 74.55, 43.57 54.70 60.70 69
2 07/21/2023 08:58:21 -74.90,-148.09 125.08 07/21/2023 08:57:09 -74.91,-148.11 125.04 1.24 72
3 07/21/2023 09:49:07 74.92, 19.16 54.96 07/21/2023 09:48:11 74.92, 19.17 54.98 0.46 56
4 07/21/2023 10:39:51 -74.91,-173.49 125.06 07/21/2023 10:39:08 -74.91,-173.61 125.03 3.57 43
5 07/21/2023 11:30:37 74.93, -6.23 54.98 07/21/2023 11:30:10 74.92, -6.32 54.99 2.70 27
6 07/21/2023 12:21:22 -74.96, 160.98 124.98 07/21/2023 12:21:06 -74.95, 161.04 124.98 1.81 16
7 07/21/2023 13:12:08 74.98, -31.77 55.06 07/21/2023 13:12:08 74.97, -31.68 55.04 3.09 0
8 07/21/2023 14:02:52 -74.97, 135.59 124.95 07/21/2023 14:03:05 -74.95, 135.54 124.97 2.35 13
9 07/21/2023 14:53:38 74.99, -57.16 55.08 07/21/2023 14:54:07 74.97, -57.18 55.05 2.90 29
10 07/21/2023 15:44:22 -74.98, 110.19 124.93 07/21/2023 15:45:03 -75.00, 110.19 124.92 2.29 41
11 07/21/2023 16:35:08 75.00, -82.56 55.11 07/21/2023 16:36:05 75.01, -82.53 55.10 1.50 57
12 07/21/2023 17:25:52 -74.99, 84.79 124.91 07/21/2023 17:27:02 -75.00, 84.69 124.91 3.30 70
13 07/21/2023 18:16:48 75.48,-109.37 55.69 07/21/2023 18:17:55 75.43,-106.72 55.42 74.36 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_NOAA-21_NOAA-19_20230717.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/16/2023 in txt file.

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