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: 12/18/2023
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 12/19/2023 22:25:34 -70.45, 20.55 86.23 12/19/2023 22:24:22 -70.47, 19.80 86.19 28.33 72
2 12/19/2023 23:15:06 70.07,-172.35 93.41 12/19/2023 23:15:01 70.09,-172.31 93.42 2.42 5
3 12/20/2023 00:04:35 -70.02, -4.79 86.65 12/20/2023 00:05:43 -70.00, -4.86 86.67 3.09 68
4 12/22/2023 14:42:08 -70.19, 136.06 86.46 12/22/2023 14:41:09 -70.18, 136.02 86.46 1.93 59
5 12/22/2023 15:31:35 70.08, -56.45 93.44 12/22/2023 15:31:53 70.07, -56.50 93.43 2.44 18
6 12/22/2023 16:21:14 -69.43, 110.28 87.20 12/22/2023 16:22:23 -69.40, 111.81 87.26 59.76 69
7 12/25/2023 06:58:37 -70.13,-108.16 86.56 12/25/2023 06:57:59 -70.12,-108.10 86.56 2.16 38
8 12/25/2023 07:48:04 70.01, 59.33 93.34 12/25/2023 07:48:43 70.01, 59.37 93.34 1.48 39
9 12/27/2023 22:25:28 70.62,-159.18 93.85 12/27/2023 22:24:18 70.69,-160.54 93.96 50.72 70
10 12/27/2023 23:15:05 -70.14, 7.74 86.63 12/27/2023 23:14:51 -70.12, 7.68 86.65 2.96 14
11 12/28/2023 00:04:32 70.02, 175.22 93.26 12/28/2023 00:05:35 70.02, 175.15 93.25 2.90 63
12 12/30/2023 14:42:04 70.16, -43.97 93.26 12/30/2023 14:41:00 70.18, -43.94 93.28 2.12 64
13 12/30/2023 15:31:34 -70.06, 123.52 86.85 12/30/2023 15:31:42 -70.07, 123.54 86.84 1.43 8
14 12/30/2023 16:21:08 69.56, -69.53 92.67 12/30/2023 16:22:18 69.55, -68.38 92.63 44.89 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/18/2023
SNOs_Map_LANDSAT-8_NPP_20231218.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/18/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP