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: 7/2/2023
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 07/06/2023 12:53:06 74.41, -25.46 52.13 07/06/2023 12:52:01 74.40, -28.71 52.41 96.94 65
2 07/06/2023 13:44:00 -74.88, 140.58 127.32 07/06/2023 13:42:46 -74.87, 139.93 127.25 18.64 74
3 07/06/2023 14:34:48 74.99, -52.44 52.82 07/06/2023 14:33:47 75.01, -52.42 52.86 1.85 61
4 07/06/2023 15:25:33 -75.03, 114.78 127.14 07/06/2023 15:24:42 -75.01, 114.86 127.14 2.99 51
5 07/06/2023 16:16:18 75.00, -77.83 52.84 07/06/2023 16:15:46 75.01, -77.91 52.87 2.46 32
6 07/06/2023 17:07:03 -75.03, 89.38 127.12 07/06/2023 17:06:41 -75.01, 89.37 127.13 2.35 22
7 07/06/2023 17:57:49 75.05,-103.37 52.91 07/06/2023 17:57:44 75.06,-103.26 52.91 3.00 5
8 07/06/2023 18:48:32 -75.04, 63.99 127.11 07/06/2023 18:48:38 -75.06, 64.02 127.09 2.33 6
9 07/06/2023 19:39:18 75.06,-128.76 52.93 07/06/2023 19:39:42 75.06,-128.75 52.91 0.57 24
10 07/06/2023 20:30:02 -75.05, 38.59 127.09 07/06/2023 20:30:37 -75.06, 38.53 127.08 2.34 35
11 07/06/2023 21:20:48 75.07,-154.15 52.94 07/06/2023 21:21:41 75.06,-154.25 52.92 2.89 53
12 07/06/2023 22:11:33 -75.10, 13.06 127.02 07/06/2023 22:12:35 -75.11, 13.18 127.04 3.44 62
13 07/06/2023 23:02:24 75.36, 179.61 53.30 07/06/2023 23:03:34 75.34,-178.86 53.13 43.10 70

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/2/2023
SNOs_Map_NOAA-21_NOAA-19_20230702.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/02/2023 in txt file.

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