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: 7/30/2023
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 74.47, 117.18 57.84 08/05/2023 03:20:35 74.48, 115.27 58.03 56.86 69
2 08/05/2023 04:12:36 -74.85, -76.53 121.72 08/05/2023 04:11:28 -74.82, -76.50 121.72 2.75 68
3 08/05/2023 05:03:22 74.87, 90.73 58.32 08/05/2023 05:02:26 74.86, 90.86 58.32 3.86 56
4 08/05/2023 05:54:06 -74.85,-101.92 121.69 08/05/2023 05:53:26 -74.87,-101.87 121.67 2.15 40
5 08/05/2023 06:44:52 74.87, 65.33 58.35 08/05/2023 06:44:25 74.85, 65.35 58.34 2.42 27
6 08/05/2023 07:35:36 -74.86,-127.32 121.66 08/05/2023 07:35:25 -74.86,-127.37 121.65 1.21 11
7 08/05/2023 08:26:22 74.88, 39.93 58.38 08/05/2023 08:26:23 74.90, 39.99 58.39 2.37 1
8 08/05/2023 09:17:06 -74.87,-152.72 121.63 08/05/2023 09:17:23 -74.91,-152.73 121.60 3.99 17
9 08/05/2023 10:07:52 74.89, 14.53 58.41 08/05/2023 10:08:22 74.89, 14.49 58.40 1.24 30
10 08/05/2023 10:58:37 -74.93,-178.26 121.55 08/05/2023 10:59:22 -74.91,-178.23 121.58 2.70 45
11 08/05/2023 11:49:23 74.95, -11.00 58.49 08/05/2023 11:50:20 74.94, -10.87 58.45 3.97 57
12 08/05/2023 12:40:07 -74.94, 156.35 121.52 08/05/2023 12:41:20 -74.95, 156.41 121.53 2.40 73
13 08/05/2023 13:31:03 75.43, -37.81 59.08 08/05/2023 13:32:10 75.35, -35.07 58.78 77.21 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/30/2023
SNOs_Map_NOAA-21_NOAA-19_20230730.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/30/2023 in txt file.

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