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: 1/16/2023
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, 132.93 89.35 01/18/2023 14:54:31 -70.14, 132.92 89.36 0.59 55
2 01/18/2023 15:44:20 70.02, -59.58 90.53 01/18/2023 15:43:58 70.03, -59.59 90.54 1.14 22
3 01/18/2023 16:34:48 -69.19, 108.94 90.35 01/18/2023 16:33:40 -69.26, 106.99 90.21 77.24 68
4 01/21/2023 07:10:29 -70.10,-111.24 89.96 01/21/2023 07:10:56 -70.13,-111.21 89.93 3.36 27
5 01/21/2023 08:01:13 69.99, 56.24 89.92 01/21/2023 08:00:24 69.96, 56.20 89.91 3.16 49
6 01/23/2023 22:36:40 70.17,-162.89 89.52 01/23/2023 22:37:51 70.18,-162.87 89.52 1.33 71
7 01/23/2023 23:27:22 -70.08, 4.57 90.59 01/23/2023 23:27:21 -70.07, 4.61 90.60 1.63 1
8 01/24/2023 00:18:03 69.81, 172.28 89.12 01/24/2023 00:16:50 69.85, 171.94 89.19 13.83 73
9 01/26/2023 14:53:32 70.11, -47.03 88.81 01/26/2023 14:54:15 70.13, -47.04 88.82 2.24 43
10 01/26/2023 15:44:14 -70.01, 120.44 91.31 01/26/2023 15:43:45 -70.02, 120.44 91.30 0.99 29
11 01/29/2023 06:19:52 -70.84, -99.73 91.10 01/29/2023 06:21:00 -70.75, -97.87 91.28 69.07 68
12 01/29/2023 07:10:23 70.06, 68.82 88.06 01/29/2023 07:10:37 70.08, 68.80 88.08 2.84 14
13 01/29/2023 08:01:05 -69.96,-123.71 92.06 01/29/2023 08:00:07 -69.98,-123.71 92.03 2.02 58

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/16/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230116.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/16/2023 in txt file.

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