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: 8/22/2017
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 08/23/2017 14:41:58 70.16, -43.93 58.87 08/23/2017 14:41:02 70.14, -43.95 58.86 2.81 56
2 08/23/2017 15:31:28 -70.05, 123.55 121.23 08/23/2017 15:31:44 -70.04, 123.52 121.24 1.86 16
3 08/23/2017 16:21:08 69.23, -69.93 58.00 08/23/2017 16:22:15 69.24, -68.00 57.95 75.84 67
4 08/26/2017 06:58:29 70.08, 71.84 59.71 08/26/2017 06:57:58 70.06, 71.92 59.70 3.36 31
5 08/26/2017 07:47:59 -69.97,-120.68 120.38 08/26/2017 07:48:40 -69.96,-120.61 120.40 2.75 41
6 08/28/2017 22:25:28 -70.38, 20.51 119.08 08/28/2017 22:24:16 -70.42, 19.83 119.01 25.74 72
7 08/28/2017 23:14:59 70.05,-172.32 60.62 08/28/2017 23:14:55 70.05,-172.29 60.62 1.09 4
8 08/29/2017 00:04:29 -69.95, -4.83 119.47 08/29/2017 00:05:37 -69.95, -4.82 119.48 0.61 68
9 08/31/2017 14:42:02 -70.13, 136.03 118.37 08/31/2017 14:41:08 -70.14, 136.03 118.35 1.01 54
10 08/31/2017 15:31:29 70.01, -56.49 61.54 08/31/2017 15:31:52 70.03, -56.51 61.56 2.26 23
11 08/31/2017 16:21:13 -69.14, 109.96 119.29 08/31/2017 16:22:20 -69.19, 112.05 119.30 82.64 67
12 09/03/2017 06:58:31 -70.09,-108.15 117.43 09/03/2017 06:58:03 -70.07,-108.10 117.45 2.82 28
13 09/03/2017 07:47:58 69.97, 59.34 62.47 09/03/2017 07:48:47 69.97, 59.36 62.46 1.17 49

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/22/2017
SNOs_Map_LANDSAT-8_NPP_20170822.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/22/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service