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: 12/18/2022
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 12/18/2022 23:51:09 70.28, 178.45 93.60 12/18/2022 23:52:20 70.26, 178.67 93.57 8.87 71
2 12/19/2022 00:41:40 -70.09, -13.90 86.60 12/19/2022 00:41:51 -70.09, -13.93 86.60 1.13 11
3 12/19/2022 01:32:24 70.00, 153.53 93.32 12/19/2022 01:31:18 69.98, 153.57 93.30 2.40 66
4 12/21/2022 20:15:08 -70.18, 52.60 86.47 12/21/2022 20:16:03 -70.20, 52.66 86.46 3.22 55
5 12/21/2022 21:05:51 70.06,-139.92 93.42 12/21/2022 21:05:31 70.03,-139.92 93.39 3.35 20
6 12/21/2022 21:56:17 -69.59, 28.15 87.07 12/21/2022 21:55:06 -69.65, 27.18 86.99 38.16 71
7 12/24/2022 16:39:16 70.09, -73.31 93.43 12/24/2022 16:39:42 70.12, -73.36 93.45 3.11 26
8 12/24/2022 17:29:50 -70.01, 94.16 86.66 12/24/2022 17:29:12 -70.01, 94.12 86.66 1.52 38
9 12/27/2022 12:12:43 70.20, -6.82 93.45 12/27/2022 12:13:54 70.18, -6.83 93.42 2.05 71
10 12/27/2022 13:03:17 -70.08, 160.70 86.68 12/27/2022 13:03:24 -70.07, 160.66 86.69 1.88 7
11 12/27/2022 13:53:59 69.98, -31.82 93.22 12/27/2022 13:52:51 69.96, -31.86 93.20 2.37 68
12 12/30/2022 08:36:44 -70.17,-132.78 86.74 12/30/2022 08:37:35 -70.17,-132.76 86.74 0.95 51
13 12/30/2022 09:27:25 70.04, 34.73 93.14 12/30/2022 09:27:02 70.05, 34.72 93.14 0.67 23
14 12/30/2022 10:17:50 -69.42,-157.01 87.51 12/30/2022 10:16:40 -69.51,-158.39 87.39 54.85 70

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/18/2022
SNOs_Map_NOAA-21_LANDSAT-9_20221218.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/18/2022 in txt file.

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