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: 1/25/2023
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 01/25/2023 21:36:09 -70.83, 33.46 90.34 01/25/2023 21:35:00 -70.92, 31.61 90.17 67.86 69
2 01/25/2023 22:25:46 70.18,-159.86 89.04 01/25/2023 22:25:32 70.18,-159.88 89.04 0.84 14
3 01/25/2023 23:15:16 -70.07, 7.62 91.08 01/25/2023 23:16:14 -70.08, 7.58 91.07 2.10 58
4 01/28/2023 13:52:49 -70.27, 148.49 91.56 01/28/2023 13:51:44 -70.27, 148.43 91.54 2.43 65
5 01/28/2023 14:42:16 70.16, -44.02 88.34 01/28/2023 14:42:28 70.16, -44.09 88.34 2.74 12
6 01/28/2023 15:31:52 -69.72, 123.01 92.09 01/28/2023 15:33:03 -69.70, 123.93 92.16 35.77 71
7 01/31/2023 06:09:19 -70.21, -95.70 92.33 01/31/2023 06:08:39 -70.22, -95.70 92.32 0.05 40
8 01/31/2023 06:58:46 70.10, 71.78 87.56 01/31/2023 06:59:23 70.11, 71.77 87.56 0.61 37
9 02/02/2023 21:36:11 70.67,-146.79 87.36 02/02/2023 21:35:01 70.74,-148.09 87.50 48.56 70
10 02/02/2023 22:25:48 -70.18, 20.13 93.12 02/02/2023 22:25:34 -70.17, 20.14 93.13 1.36 14
11 02/02/2023 23:15:15 70.07,-172.39 86.77 02/02/2023 23:16:18 70.07,-172.39 86.76 0.19 63
12 02/05/2023 13:52:45 70.27, -31.50 86.18 02/05/2023 13:51:46 70.24, -31.51 86.17 2.72 59
13 02/05/2023 14:42:15 -70.16, 135.98 93.93 02/05/2023 14:42:28 -70.14, 135.97 93.96 3.11 13
14 02/05/2023 15:31:53 69.44, -57.37 85.38 02/05/2023 15:33:01 69.45, -55.70 85.32 65.27 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/25/2023
SNOs_Map_LANDSAT-8_NPP_20230125.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/25/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP