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: 1/21/2019
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 01/22/2019 22:25:15 -70.14, 20.14 90.28 01/22/2019 22:24:12 -70.12, 20.21 90.29 3.32 63
2 01/22/2019 23:14:42 70.03,-172.37 89.61 01/22/2019 23:14:56 70.01,-172.31 89.59 3.16 14
3 01/23/2019 00:04:20 -69.49, -5.49 90.92 01/23/2019 00:05:30 -69.50, -4.23 90.96 49.05 70
4 01/25/2019 14:41:43 -70.10, 135.96 90.95 01/25/2019 14:41:05 -70.11, 136.00 90.94 1.61 38
5 01/25/2019 15:31:10 69.99, -56.55 88.94 01/25/2019 15:31:49 70.00, -56.52 88.94 1.25 39
6 01/28/2019 06:08:35 70.55, 84.86 88.81 01/28/2019 06:07:25 70.61, 83.67 88.93 44.63 70
7 01/28/2019 06:58:12 -70.06,-108.21 91.67 01/28/2019 06:57:59 -70.09,-108.20 91.63 3.42 13
8 01/28/2019 07:47:38 70.00, 59.35 88.27 01/28/2019 07:48:43 69.99, 59.27 88.25 3.59 65
9 01/30/2019 22:25:10 70.17,-159.81 87.74 01/30/2019 22:24:11 70.18,-159.87 87.76 2.60 59
10 01/30/2019 23:14:41 -70.02, 7.60 92.43 01/30/2019 23:14:52 -70.03, 7.67 92.42 2.87 11
11 01/31/2019 00:04:17 69.41, 174.41 86.99 01/31/2019 00:05:26 69.39, 175.92 86.91 59.17 69
12 02/02/2019 14:41:39 70.12, -44.00 86.94 02/02/2019 14:41:04 70.12, -44.00 86.93 1.00 35
13 02/02/2019 15:31:09 -70.02, 123.49 93.17 02/02/2019 15:31:46 -70.02, 123.46 93.19 1.37 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/21/2019
SNOs_Map_LANDSAT-8_NPP_20190122.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/21/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service