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: 9/21/2021
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 09/22/2021 06:09:09 -70.50, -95.19 109.82 09/22/2021 06:07:58 -70.55, -96.33 109.75 42.56 71
2 09/22/2021 06:58:43 70.02, 71.76 69.73 09/22/2021 06:58:34 70.02, 71.81 69.72 2.13 9
3 09/22/2021 07:48:13 -69.90,-120.77 110.38 09/22/2021 07:49:16 -69.92,-120.73 110.36 2.50 63
4 09/24/2021 22:25:44 -70.13, 20.15 109.14 09/24/2021 22:24:45 -70.12, 20.11 109.15 2.25 59
5 09/24/2021 23:15:11 70.03,-172.35 70.78 09/24/2021 23:15:29 70.01,-172.41 70.76 3.46 18
6 09/25/2021 00:04:51 -69.37, -5.62 109.87 09/25/2021 00:06:00 -69.33, -4.10 109.92 59.88 69
7 09/27/2021 14:42:14 -70.09, 135.97 108.14 09/27/2021 14:41:40 -70.06, 135.97 108.17 3.06 34
8 09/27/2021 15:31:41 69.99, -56.53 71.77 09/27/2021 15:32:24 69.96, -56.56 71.75 3.26 43
9 09/30/2021 06:09:10 70.37, 84.62 73.17 09/30/2021 06:07:59 70.43, 83.85 73.24 29.50 71
10 09/30/2021 06:58:44 -70.04,-108.21 107.15 09/30/2021 06:58:36 -70.06,-108.25 107.13 2.58 8
11 09/30/2021 07:48:11 69.93, 59.28 72.76 09/30/2021 07:49:19 69.91, 59.29 72.73 3.09 68
12 10/02/2021 22:25:44 70.09,-159.89 73.93 10/02/2021 22:24:49 70.12,-159.88 73.95 2.60 55
13 10/02/2021 23:15:14 -69.99, 7.59 106.17 10/02/2021 23:15:31 -70.01, 7.60 106.15 2.20 17
14 10/03/2021 00:04:54 69.16, 174.11 73.03 10/03/2021 00:06:01 69.17, 176.14 73.02 80.01 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/21/2021
SNOs_Map_LANDSAT-8_NPP_20210921.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/21/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP