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: 7/31/2023
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 74.49, 117.12 57.87 08/05/2023 03:20:34 74.51, 115.33 58.04 53.04 70
2 08/05/2023 04:12:35 -74.82, -76.46 121.75 08/05/2023 04:11:27 -74.84, -76.44 121.70 2.59 68
3 08/05/2023 05:03:21 74.84, 90.80 58.29 08/05/2023 05:02:26 74.83, 90.79 58.30 0.83 55
4 08/05/2023 05:54:05 -74.83,-101.86 121.72 08/05/2023 05:53:26 -74.84,-101.94 121.69 2.66 39
5 08/05/2023 06:44:51 74.85, 65.40 58.32 08/05/2023 06:44:24 74.88, 65.42 58.35 3.21 27
6 08/05/2023 07:35:36 -74.89,-127.39 121.63 08/05/2023 07:35:24 -74.89,-127.30 121.64 2.64 12
7 08/05/2023 08:26:21 74.86, 40.00 58.35 08/05/2023 08:26:23 74.87, 39.92 58.37 2.98 2
8 08/05/2023 09:17:06 -74.90,-152.79 121.60 08/05/2023 09:17:23 -74.88,-152.80 121.62 1.38 17
9 08/05/2023 10:07:52 74.92, 14.47 58.43 08/05/2023 10:08:21 74.92, 14.56 58.42 2.61 29
10 08/05/2023 10:58:36 -74.90,-178.19 121.57 08/05/2023 10:59:21 -74.93,-178.16 121.57 2.70 45
11 08/05/2023 11:49:22 74.92, -10.93 58.46 08/05/2023 11:50:20 74.91, -10.94 58.44 1.12 58
12 08/05/2023 12:40:06 -74.91, 156.41 121.54 08/05/2023 12:41:20 -74.93, 156.34 121.55 2.52 74
13 08/05/2023 13:31:02 75.41, -37.73 59.05 08/05/2023 13:32:09 75.38, -35.00 58.80 76.65 67

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/31/2023
SNOs_Map_NOAA-21_NOAA-19_20230731.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/31/2023 in txt file.

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