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: 11/16/2023
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 11/17/2023 07:34:31 70.00, 62.39 88.83 11/17/2023 07:35:39 69.99, 62.45 88.82 2.61 68
2 11/17/2023 08:25:12 -69.85,-130.07 91.32 11/17/2023 08:25:09 -69.88,-130.07 91.29 3.25 3
3 11/17/2023 09:15:52 69.52, 37.72 88.37 11/17/2023 09:14:40 69.55, 37.13 88.40 23.20 72
4 11/19/2023 23:51:27 69.90, 178.30 89.37 11/19/2023 23:52:08 69.91, 178.22 89.38 3.08 41
5 11/20/2023 00:42:09 -69.80, -14.24 90.73 11/20/2023 00:41:38 -69.80, -14.30 90.73 2.27 31
6 11/22/2023 15:17:51 -70.54, 125.74 89.40 11/22/2023 15:19:00 -70.45, 127.25 89.50 56.80 69
7 11/22/2023 16:08:25 69.91, -65.96 89.97 11/22/2023 16:08:35 69.91, -65.89 89.97 2.91 10
8 11/22/2023 16:59:06 -69.76, 101.58 90.18 11/22/2023 16:58:06 -69.74, 101.52 90.19 2.97 60
9 11/25/2023 07:34:37 -69.93,-117.54 89.47 11/25/2023 07:35:36 -69.93,-117.61 89.47 2.43 59
10 11/25/2023 08:25:21 69.83, 49.92 90.44 11/25/2023 08:25:03 69.82, 49.88 90.43 1.84 18
11 11/25/2023 09:15:52 -69.14,-141.77 90.25 11/25/2023 09:14:43 -69.16,-143.37 90.22 63.30 69
12 11/27/2023 23:51:33 -69.91, -1.75 88.99 11/27/2023 23:52:01 -69.93, -1.72 88.97 2.45 28
13 11/28/2023 00:42:17 69.81, 165.71 90.92 11/28/2023 00:41:28 69.81, 165.77 90.93 2.04 49
14 11/30/2023 15:17:47 69.95, -53.36 91.51 11/30/2023 15:18:58 69.94, -53.44 91.50 2.94 71
15 11/30/2023 16:08:29 -69.84, 114.12 88.60 11/30/2023 16:08:28 -69.84, 114.05 88.60 2.53 1
16 11/30/2023 16:59:09 69.53, -78.11 91.10 11/30/2023 16:57:57 69.61, -78.62 91.18 21.47 72

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/16/2023
SNOs_Map_NOAA-21_LANDSAT-9_20231117.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 11/16/2023 in txt file.

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