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: 8/20/2017
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 08/20/2017 22:25:23 70.47,-159.35 58.28 08/20/2017 22:24:12 70.50,-160.30 58.35 35.37 71
2 08/20/2017 23:14:58 -70.09, 7.72 122.09 08/20/2017 23:14:48 -70.09, 7.67 122.08 1.99 10
3 08/21/2017 00:04:25 69.98, 175.22 57.83 08/21/2017 00:05:32 69.98, 175.15 57.82 2.94 67
4 08/23/2017 14:41:59 70.12, -43.98 58.84 08/23/2017 14:41:02 70.12, -43.92 58.84 2.14 57
5 08/23/2017 15:31:29 -70.01, 123.50 121.26 08/23/2017 15:31:44 -70.01, 123.55 121.26 1.72 15
6 08/23/2017 16:21:08 69.24, -69.90 58.02 08/23/2017 16:22:15 69.22, -67.98 57.93 75.94 67
7 08/26/2017 06:58:29 70.10, 71.87 59.73 08/26/2017 06:57:59 70.10, 71.87 59.74 0.11 30
8 08/26/2017 07:47:59 -69.99,-120.65 120.36 08/26/2017 07:48:41 -69.99,-120.66 120.36 0.48 42
9 08/28/2017 22:25:28 -70.35, 20.46 119.11 08/28/2017 22:24:15 -70.40, 19.86 119.03 23.18 73
10 08/28/2017 23:14:58 70.07,-172.29 60.64 08/28/2017 23:14:55 70.08,-172.35 60.66 2.61 3
11 08/29/2017 00:04:28 -69.97, -4.80 119.45 08/29/2017 00:05:37 -69.98, -4.87 119.44 2.74 69
12 08/31/2017 14:42:01 -70.15, 136.06 118.34 08/31/2017 14:41:07 -70.12, 136.06 118.37 3.64 54
13 08/31/2017 15:31:28 70.04, -56.46 61.56 08/31/2017 15:31:51 70.02, -56.48 61.54 2.16 23

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/20/2017
SNOs_Map_LANDSAT-8_NPP_20170820.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/20/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service