Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/17/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 01/18/2023 14:53:36 -70.14, 132.94 89.35 01/18/2023 14:54:31 -70.15, 132.93 89.35 1.39 55
2 01/18/2023 15:44:20 70.02, -59.58 90.52 01/18/2023 15:43:58 70.04, -59.58 90.55 2.55 22
3 01/18/2023 16:34:48 -69.19, 108.94 90.36 01/18/2023 16:33:40 -69.27, 107.00 90.20 77.16 68
4 01/21/2023 07:10:29 -70.10,-111.23 89.96 01/21/2023 07:10:57 -70.09,-111.26 89.97 1.35 28
5 01/21/2023 08:01:13 69.98, 56.25 89.92 01/21/2023 08:00:24 69.98, 56.23 89.92 0.87 49
6 01/23/2023 22:36:40 70.16,-162.88 89.52 01/23/2023 22:37:52 70.15,-162.91 89.49 1.52 72
7 01/23/2023 23:27:22 -70.07, 4.58 90.60 01/23/2023 23:27:22 -70.04, 4.57 90.62 2.99 0
8 01/24/2023 00:18:03 69.80, 172.29 89.12 01/24/2023 00:16:50 69.87, 171.98 89.21 14.63 73
9 01/26/2023 14:53:32 70.10, -47.01 88.80 01/26/2023 14:54:16 70.12, -47.06 88.81 2.65 44
10 01/26/2023 15:44:14 -70.00, 120.45 91.32 01/26/2023 15:43:46 -70.01, 120.42 91.31 1.23 28
11 01/29/2023 06:19:53 -70.89, -99.81 91.06 01/29/2023 06:21:01 -70.76, -97.86 91.27 72.45 68
12 01/29/2023 07:10:24 70.10, 68.75 88.11 01/29/2023 07:10:38 70.09, 68.81 88.09 2.26 14
13 01/29/2023 08:01:06 -70.00,-123.78 92.01 01/29/2023 08:00:08 -69.99,-123.71 92.02 3.33 58

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/17/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230117.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/17/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8