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: 12/12/2022
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 12/14/2022 17:40:21 -70.62, 90.63 86.23 12/14/2022 17:41:32 -70.51, 91.72 86.36 42.16 71
2 12/14/2022 18:30:57 70.09,-101.23 93.23 12/14/2022 18:31:05 70.08,-101.26 93.23 1.32 8
3 12/14/2022 19:21:30 -70.03, 66.22 86.83 12/14/2022 19:20:34 -70.02, 66.29 86.84 3.04 56
4 12/17/2022 14:04:24 70.17, -34.71 93.45 12/17/2022 14:05:16 70.14, -34.72 93.42 3.06 52
5 12/17/2022 14:54:57 -70.10, 132.76 86.63 12/17/2022 14:54:45 -70.09, 132.83 86.64 3.04 12
6 12/17/2022 15:45:30 69.42, -58.93 92.68 12/17/2022 15:44:21 69.48, -60.36 92.77 56.16 69
7 12/20/2022 09:38:07 71.07, 30.49 94.44 12/20/2022 09:39:13 71.01, 33.01 94.34 91.59 66
8 12/20/2022 10:28:24 -70.13,-160.65 86.53 12/20/2022 10:28:57 -70.13,-160.66 86.53 0.79 33
9 12/20/2022 11:19:07 70.00, 6.86 93.35 12/20/2022 11:18:24 70.02, 6.83 93.37 2.39 43
10 12/23/2022 06:01:55 -70.38, -94.40 86.26 12/23/2022 06:03:06 -70.32, -93.94 86.34 18.58 71
11 12/23/2022 06:52:34 70.07, 73.39 93.43 12/23/2022 06:52:35 70.10, 73.38 93.45 2.42 1
12 12/23/2022 07:43:08 -70.01,-119.15 86.65 12/23/2022 07:42:05 -69.99,-119.13 86.66 1.74 63
13 12/26/2022 02:26:00 70.17, 139.90 93.47 12/26/2022 02:26:45 70.15, 139.91 93.44 2.06 45

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/12/2022
SNOs_Map_NOAA-21_LANDSAT-8_20221212.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 12/12/2022 in txt file.

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