Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 07/22/2021 00:24:17 -68.71, -7.93 131.62 07/22/2021 00:25:13 -68.73, -7.95 131.61 2.40 56
2 07/22/2021 01:15:01 68.58, 159.55 48.25 07/22/2021 01:14:41 68.57, 159.49 48.24 2.88 20
3 07/22/2021 02:05:31 -67.86, -32.21 132.49 07/22/2021 02:04:21 -67.90, -33.67 132.40 61.56 70
4 07/24/2021 15:50:49 69.69, -60.86 49.95 07/24/2021 15:51:55 69.60, -58.58 49.79 88.62 66
5 07/24/2021 16:41:14 -68.70, 107.84 131.08 07/24/2021 16:41:39 -68.71, 107.90 131.08 2.60 25
6 07/24/2021 17:31:58 68.57, -84.67 48.80 07/24/2021 17:31:07 68.54, -84.66 48.77 3.37 51
7 07/27/2021 08:07:29 68.78, 56.19 49.59 07/27/2021 08:08:35 68.79, 56.25 49.59 2.98 66
8 07/27/2021 08:58:10 -68.64,-136.31 130.55 07/27/2021 08:58:06 -68.63,-136.31 130.56 1.34 4
9 07/27/2021 09:48:49 68.24, 31.52 49.05 07/27/2021 09:47:37 68.29, 30.92 49.12 25.25 72
10 07/30/2021 00:24:24 68.72, 172.04 50.15 07/30/2021 00:25:01 68.70, 172.03 50.13 1.77 37
11 07/30/2021 01:15:05 -68.58, -20.46 129.98 07/30/2021 01:14:31 -68.60, -20.47 129.96 2.16 34
12 08/01/2021 15:50:44 -69.21, 119.82 128.68 08/01/2021 15:51:55 -69.06, 120.72 128.86 39.19 71
13 08/01/2021 16:41:20 68.66, -72.12 50.76 08/01/2021 16:41:27 68.66, -72.13 50.76 0.87 7
14 08/01/2021 17:32:02 -68.57, 95.31 129.33 08/01/2021 17:30:57 -68.56, 95.38 129.33 2.67 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/21/2021
SNOs_Map_NPP_TERRA_20210721.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/21/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA