Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/23/2023
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/25/2023 06:58:36 -70.16,-108.11 86.53 12/25/2023 06:58:09 -70.15,-108.18 86.53 2.91 27
2 12/25/2023 07:48:03 70.05, 59.38 93.37 12/25/2023 07:48:53 70.03, 59.30 93.35 3.73 50
3 12/27/2023 22:25:35 70.20,-159.80 93.44 12/27/2023 22:24:24 70.20,-159.83 93.45 1.35 71
4 12/27/2023 23:15:05 -70.09, 7.68 86.67 12/27/2023 23:15:06 -70.11, 7.63 86.66 2.57 1
5 12/28/2023 00:04:35 69.82, 174.94 93.06 12/28/2023 00:05:47 69.84, 175.35 93.07 15.90 72
6 12/30/2023 14:42:03 70.16, -43.97 93.25 12/30/2023 14:41:21 70.18, -44.03 93.28 3.41 42
7 12/30/2023 15:31:33 -70.05, 123.51 86.86 12/30/2023 15:32:02 -70.03, 123.52 86.88 2.67 29
8 01/02/2024 06:08:54 -70.74, -94.87 86.38 01/02/2024 06:07:44 -70.79, -96.56 86.28 62.20 70
9 01/02/2024 06:58:30 70.13, 71.88 93.03 01/02/2024 06:58:17 70.11, 71.83 93.01 2.88 13
10 01/02/2024 07:47:59 -70.03,-120.63 87.08 01/02/2024 07:48:58 -70.01,-120.70 87.10 3.27 59
11 01/04/2024 22:25:29 -70.19, 20.21 87.17 01/04/2024 22:24:29 -70.21, 20.14 87.14 3.30 60
12 01/04/2024 23:14:56 70.07,-172.31 92.72 01/04/2024 23:15:12 70.05,-172.32 92.70 2.10 16
13 01/05/2024 00:04:35 -69.48, -5.50 87.86 01/05/2024 00:05:45 -69.47, -4.14 87.91 53.17 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/23/2023
SNOs_Map_LANDSAT-8_NPP_20231223.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/23/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP