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: 1/14/2023
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 01/14/2023 15:19:01 70.08, -53.33 91.35 01/14/2023 15:19:23 70.10, -53.32 91.36 1.76 22
2 01/14/2023 16:09:43 -70.00, 114.12 88.76 01/14/2023 16:08:53 -69.99, 114.15 88.76 1.82 50
3 01/17/2023 06:45:11 -70.19,-105.04 89.03 01/17/2023 06:46:23 -70.18,-104.96 89.06 3.19 72
4 01/17/2023 07:35:54 70.02, 62.53 90.79 01/17/2023 07:35:51 70.02, 62.45 90.79 2.98 3
5 01/17/2023 08:26:34 -69.83,-129.86 89.42 01/17/2023 08:25:22 -69.85,-130.14 89.38 11.04 72
6 01/19/2023 23:02:03 -70.14, 10.81 89.62 01/19/2023 23:02:49 -70.12, 10.85 89.65 2.68 46
7 01/19/2023 23:52:47 70.03, 178.29 90.26 01/19/2023 23:52:16 70.01, 178.34 90.24 2.82 31
8 01/22/2023 14:28:27 70.88, -41.92 90.59 01/22/2023 14:29:34 70.79, -39.90 90.41 74.36 67
9 01/22/2023 15:18:56 -70.11, 126.64 90.25 01/22/2023 15:19:15 -70.08, 126.69 90.28 3.06 19
10 01/22/2023 16:09:39 69.94, -65.81 89.58 01/22/2023 16:08:42 69.97, -65.83 89.61 2.94 57
11 01/25/2023 06:45:06 70.12, 75.06 89.15 01/25/2023 06:46:11 70.11, 74.99 89.13 3.01 65
12 01/25/2023 07:35:48 -70.03,-117.47 90.96 01/25/2023 07:35:41 -70.01,-117.52 90.98 2.80 7
13 01/25/2023 08:26:24 69.49, 50.62 88.48 01/25/2023 08:25:14 69.56, 49.50 88.59 44.10 70
14 01/27/2023 23:01:59 70.11,-169.15 88.47 01/27/2023 23:02:35 70.11,-169.12 88.46 1.26 36
15 01/27/2023 23:52:41 -70.01, -1.68 91.65 01/27/2023 23:52:05 -70.01, -1.63 91.65 2.09 36

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/14/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230114.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 01/14/2023 in txt file.

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