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: 7/24/2023
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 08/05/2023 03:21:44 74.50, 117.11 57.87 08/05/2023 03:20:34 74.51, 115.36 58.05 52.11 70
2 08/05/2023 04:12:35 -74.82, -76.45 121.75 08/05/2023 04:11:28 -74.81, -76.54 121.73 2.61 67
3 08/05/2023 05:03:21 74.84, 90.79 58.29 08/05/2023 05:02:26 74.84, 90.81 58.31 0.60 55
4 08/05/2023 05:54:06 -74.88,-101.98 121.67 08/05/2023 05:53:26 -74.86,-101.90 121.68 3.31 40
5 08/05/2023 06:44:51 74.85, 65.39 58.32 08/05/2023 06:44:25 74.84, 65.31 58.32 2.90 26
6 08/05/2023 07:35:36 -74.88,-127.38 121.64 08/05/2023 07:35:25 -74.85,-127.40 121.66 3.45 11
7 08/05/2023 08:26:21 74.86, 39.99 58.35 08/05/2023 08:26:23 74.88, 39.94 58.37 2.70 2
8 08/05/2023 09:17:06 -74.89,-152.78 121.61 08/05/2023 09:17:23 -74.90,-152.76 121.61 0.84 17
9 08/05/2023 10:07:52 74.92, 14.46 58.44 08/05/2023 10:08:21 74.93, 14.58 58.43 3.70 29
10 08/05/2023 10:58:36 -74.90,-178.18 121.58 08/05/2023 10:59:22 -74.90,-178.26 121.59 2.37 46
11 08/05/2023 11:49:22 74.93, -10.94 58.47 08/05/2023 11:50:20 74.92, -10.92 58.44 0.79 58
12 08/05/2023 12:40:06 -74.91, 156.42 121.55 08/05/2023 12:41:20 -74.94, 156.38 121.54 3.42 74
13 08/05/2023 13:31:02 75.41, -37.74 59.06 08/05/2023 13:32:09 75.38, -34.97 58.81 77.66 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/24/2023
SNOs_Map_NOAA-21_NOAA-19_20230725.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/24/2023 in txt file.

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