Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/11/2024
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 04/11/2024 23:01:23 -70.05, 10.70 118.77 04/11/2024 23:02:29 -70.07, 10.68 118.76 2.35 66
2 04/11/2024 23:52:07 69.95, 178.18 61.11 04/11/2024 23:51:56 69.97, 178.17 61.13 2.29 11
3 04/12/2024 00:42:43 -69.53, -13.89 119.34 04/12/2024 00:41:31 -69.58, -14.72 119.26 32.80 72
4 04/14/2024 15:18:19 -70.05, 126.48 119.75 04/14/2024 15:18:56 -70.07, 126.55 119.74 3.18 37
5 04/14/2024 16:09:02 69.89, -65.97 60.08 04/14/2024 16:08:24 69.90, -66.04 60.09 2.72 38
6 04/17/2024 06:44:38 70.48, 74.27 59.76 04/17/2024 06:45:48 70.36, 75.22 59.61 37.73 70
7 04/17/2024 07:35:13 -70.00,-117.67 120.75 04/17/2024 07:35:23 -69.98,-117.69 120.78 2.87 10
8 04/17/2024 08:25:56 69.85, 49.87 59.08 04/17/2024 08:24:50 69.86, 49.80 59.10 3.35 66
9 04/19/2024 23:01:26 70.07,-169.32 58.41 04/19/2024 23:02:19 70.08,-169.30 58.41 1.02 53
10 04/19/2024 23:52:08 -69.96, -1.84 121.72 04/19/2024 23:51:49 -69.97, -1.81 121.71 1.59 19
11 04/20/2024 00:42:37 69.07, 166.77 57.35 04/20/2024 00:41:30 69.08, 164.64 57.42 84.72 67
12 04/22/2024 15:18:21 70.04, -53.50 57.47 04/22/2024 15:18:45 70.04, -53.45 57.47 1.87 24
13 04/22/2024 16:09:03 -69.94, 113.98 122.66 04/22/2024 16:08:15 -69.94, 114.04 122.65 2.46 48

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/11/2024
SNOs_Map_NOAA-21_LANDSAT-9_20240411.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 04/11/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9