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: 7/21/2023
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 74.55, 45.55 54.51 07/21/2023 08:06:20 74.52, 43.50 54.68 60.99 69
2 07/21/2023 08:58:21 -74.93,-148.17 125.04 07/21/2023 08:57:08 -74.93,-148.06 125.03 3.16 73
3 07/21/2023 09:49:06 74.90, 19.23 54.93 07/21/2023 09:48:11 74.90, 19.10 54.96 3.89 55
4 07/21/2023 10:39:51 -74.94,-173.56 125.02 07/21/2023 10:39:07 -74.93,-173.55 125.02 1.14 44
5 07/21/2023 11:30:37 74.95, -6.30 55.01 07/21/2023 11:30:09 74.94, -6.26 55.01 1.45 28
6 07/21/2023 12:21:21 -74.94, 161.04 125.00 07/21/2023 12:21:06 -74.93, 160.95 125.00 3.31 15
7 07/21/2023 13:12:07 74.96, -31.70 55.03 07/21/2023 13:12:08 74.94, -31.76 55.02 2.53 1
8 07/21/2023 14:02:51 -74.95, 135.64 124.98 07/21/2023 14:03:04 -74.97, 135.59 124.96 2.57 13
9 07/21/2023 14:53:37 74.97, -57.09 55.05 07/21/2023 14:54:06 74.99, -57.11 55.07 2.37 29
10 07/21/2023 15:44:22 -75.01, 110.11 124.90 07/21/2023 15:45:02 -75.02, 110.24 124.91 3.85 40
11 07/21/2023 16:35:07 74.98, -82.49 55.08 07/21/2023 16:36:05 74.99, -82.61 55.08 3.69 58
12 07/21/2023 17:25:52 -75.01, 84.71 124.87 07/21/2023 17:27:01 -75.02, 84.74 124.90 0.85 69
13 07/21/2023 18:16:47 75.46,-109.29 55.66 07/21/2023 18:17:55 75.40,-106.80 55.40 70.16 68

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/21/2023
SNOs_Map_NOAA-21_NOAA-19_20230721.jpg

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

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