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: 4/13/2021
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 04/14/2021 09:48:02 -69.03,-149.35 120.62 04/14/2021 09:49:13 -68.91,-148.35 120.77 42.36 71
2 04/14/2021 10:38:37 68.47, 18.71 58.80 04/14/2021 10:38:45 68.47, 18.75 58.79 1.72 8
3 04/14/2021 11:29:18 -68.35,-173.81 121.35 04/14/2021 11:28:15 -68.36,-173.75 121.34 2.54 63
4 04/17/2021 02:04:46 -68.55, -32.93 122.07 04/17/2021 02:05:46 -68.55, -32.92 122.08 0.97 60
5 04/17/2021 02:55:30 68.42, 134.55 57.79 04/17/2021 02:55:13 68.43, 134.59 57.80 1.82 17
6 04/17/2021 03:46:02 -67.81, -57.35 122.85 04/17/2021 03:44:51 -67.88, -58.43 122.76 46.00 71
7 04/19/2021 18:21:39 -68.50, 82.92 123.05 04/19/2021 18:22:14 -68.51, 82.91 123.05 0.61 35
8 04/19/2021 19:12:23 68.38,-109.61 56.81 04/19/2021 19:11:41 68.39,-109.58 56.83 2.14 42
9 04/22/2021 09:47:57 68.92, 30.82 56.48 04/22/2021 09:49:08 68.79, 31.51 56.34 30.72 71
10 04/22/2021 10:38:32 -68.46,-161.25 124.01 04/22/2021 10:38:42 -68.47,-161.26 124.00 1.35 10
11 04/22/2021 11:29:16 68.33, 6.22 55.86 04/22/2021 11:28:09 68.35, 6.24 55.88 1.74 67
12 04/25/2021 02:04:43 68.56, 147.08 55.22 04/25/2021 02:05:38 68.58, 147.12 55.24 2.55 55
13 04/25/2021 02:55:24 -68.41, -45.41 124.94 04/25/2021 02:55:09 -68.42, -45.44 124.93 1.46 15
14 04/25/2021 03:45:56 67.65, 122.86 54.28 04/25/2021 03:44:47 67.68, 121.34 54.33 64.33 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/13/2021
SNOs_Map_NPP_TERRA_20210413.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/13/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA