Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/11/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 01/11/2023 05:43:19 -70.96, -90.58 87.19 01/11/2023 05:44:27 -70.85, -88.53 87.37 75.37 68
2 01/11/2023 06:33:50 70.16, 78.02 91.97 01/11/2023 06:34:05 70.14, 78.07 91.95 2.69 15
3 01/11/2023 07:24:31 -70.02,-114.44 88.18 01/11/2023 07:23:35 -70.03,-114.46 88.17 1.32 56
4 01/13/2023 22:00:02 -70.20, 26.43 88.42 01/13/2023 22:01:06 -70.22, 26.42 88.41 2.10 64
5 01/13/2023 22:50:46 70.08,-166.09 91.46 01/13/2023 22:50:33 70.11,-166.09 91.49 2.96 13
6 01/13/2023 23:41:20 -69.57, 2.00 89.09 01/13/2023 23:40:09 -69.67, 0.93 88.94 43.06 71
7 01/16/2023 14:16:59 -70.18, 142.23 88.92 01/16/2023 14:17:34 -70.16, 142.21 88.95 2.52 35
8 01/16/2023 15:07:43 70.07, -50.29 90.96 01/16/2023 15:07:01 70.05, -50.30 90.94 2.43 42
9 01/19/2023 05:43:16 70.42, 90.30 90.82 01/19/2023 05:44:28 70.33, 90.72 90.70 19.01 72
10 01/19/2023 06:33:54 -70.11,-101.90 89.52 01/19/2023 06:34:00 -70.12,-101.95 89.52 1.90 6
11 01/19/2023 07:24:38 70.01, 65.57 90.37 01/19/2023 07:23:27 70.00, 65.53 90.37 1.64 71
12 01/21/2023 22:00:09 70.21,-153.60 90.02 01/21/2023 22:00:56 70.20,-153.57 90.01 1.60 47
13 01/21/2023 22:50:51 -70.11, 13.87 90.10 01/21/2023 22:50:26 -70.10, 13.92 90.11 1.93 25
14 01/24/2023 13:26:36 -71.05, 153.49 89.70 01/24/2023 13:27:43 -70.93, 155.76 89.92 83.34 67
15 01/24/2023 14:17:05 70.17, -37.76 89.36 01/24/2023 14:17:22 70.15, -37.75 89.34 1.69 17
16 01/24/2023 15:07:47 -70.06, 129.72 90.77 01/24/2023 15:06:52 -70.05, 129.74 90.77 1.45 55

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/11/2023
SNOs_Map_NPP_LANDSAT-9_20230111.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 01/11/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9