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 08:07:29 74.52, 45.64 54.48 07/21/2023 08:06:20 74.55, 43.59 54.70 60.90 69
2 07/21/2023 08:58:21 -74.89,-148.07 125.08 07/21/2023 08:57:09 -74.91,-148.10 125.04 2.29 72
3 07/21/2023 09:49:07 74.91, 19.19 54.95 07/21/2023 09:48:11 74.93, 19.19 54.98 2.00 56
4 07/21/2023 10:39:51 -74.90,-173.47 125.06 07/21/2023 10:39:08 -74.91,-173.60 125.03 3.85 43
5 07/21/2023 11:30:36 74.92, -6.21 54.97 07/21/2023 11:30:09 74.93, -6.31 55.00 2.88 27
6 07/21/2023 12:21:21 -74.96, 161.00 124.98 07/21/2023 12:21:05 -74.96, 161.05 124.98 1.43 16
7 07/21/2023 13:12:07 74.98, -31.74 55.05 07/21/2023 13:12:07 74.97, -31.66 55.04 2.38 0
8 07/21/2023 14:02:51 -74.97, 135.60 124.96 07/21/2023 14:03:04 -74.96, 135.55 124.97 1.67 13
9 07/21/2023 14:53:37 74.98, -57.14 55.07 07/21/2023 14:54:06 74.97, -57.16 55.06 1.37 29
10 07/21/2023 15:44:21 -74.97, 110.21 124.94 07/21/2023 15:45:02 -75.00, 110.20 124.92 3.37 41
11 07/21/2023 16:35:07 74.99, -82.54 55.10 07/21/2023 16:36:04 75.02, -82.52 55.10 2.96 57
12 07/21/2023 17:25:52 -75.03, 84.67 124.86 07/21/2023 17:27:01 -75.00, 84.70 124.91 3.01 69
13 07/21/2023 18:16:47 75.48,-109.34 55.68 07/21/2023 18:17:54 75.43,-106.70 55.42 74.12 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/19/2023
SNOs_Map_NOAA-21_NOAA-19_20230719.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