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: 1/20/2023
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 01/21/2023 07:10:30 -70.14,-111.29 89.92 01/21/2023 07:11:06 -70.11,-111.28 89.95 3.11 36
2 01/21/2023 08:01:14 70.02, 56.19 89.96 01/21/2023 08:00:33 70.00, 56.22 89.94 1.98 41
3 01/23/2023 22:36:51 70.72,-163.77 90.11 01/23/2023 22:38:00 70.59,-162.34 89.91 54.67 69
4 01/23/2023 23:27:23 -70.11, 4.52 90.56 01/23/2023 23:27:37 -70.10, 4.58 90.57 2.37 14
5 01/24/2023 00:18:07 69.99, 172.00 89.32 01/24/2023 00:17:04 69.99, 172.07 89.32 2.56 63
6 01/26/2023 14:53:32 70.13, -47.06 88.83 01/26/2023 14:54:37 70.15, -47.11 88.84 3.00 65
7 01/26/2023 15:44:14 -70.04, 120.40 91.28 01/26/2023 15:44:07 -70.05, 120.38 91.27 1.40 7
8 01/26/2023 16:34:51 69.55, -71.58 88.21 01/26/2023 16:33:40 69.60, -72.59 88.30 39.71 71
9 01/29/2023 07:10:25 70.13, 68.72 88.13 01/29/2023 07:11:07 70.11, 68.71 88.11 2.01 42
10 01/29/2023 08:01:07 -70.03,-123.82 91.98 01/29/2023 08:00:37 -70.01,-123.80 92.00 2.71 30
11 01/31/2023 22:36:49 -71.02, 15.74 91.64 01/31/2023 22:37:56 -70.91, 18.12 91.86 87.60 67
12 01/31/2023 23:27:17 70.08,-175.45 87.36 01/31/2023 23:27:36 70.08,-175.46 87.35 0.47 19
13 02/01/2023 00:17:59 -69.99, -7.98 92.76 02/01/2023 00:17:06 -69.98, -7.96 92.76 0.85 53

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/20/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230120.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/20/2023 in txt file.

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