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: 2/12/2023
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 02/14/2023 08:28:30 -71.00,-131.83 95.86 02/14/2023 08:29:40 -70.91,-130.64 96.01 44.40 70
2 02/14/2023 09:19:06 70.47, 36.34 83.57 02/14/2023 09:19:09 70.48, 36.38 83.58 1.71 3
3 02/14/2023 10:09:48 -70.38,-156.19 96.55 02/14/2023 10:08:35 -70.38,-156.12 96.54 2.70 73
4 02/16/2023 21:22:24 -70.94, 34.80 96.80 02/16/2023 21:23:35 -70.84, 35.76 96.95 36.83 71
5 02/16/2023 22:13:01 70.47,-157.12 82.69 02/16/2023 22:13:03 70.46,-157.14 82.69 1.08 2
6 02/16/2023 23:03:42 -70.32, 10.43 97.48 02/16/2023 23:02:30 -70.31, 10.29 97.47 5.40 72
7 02/19/2023 10:16:17 -70.89,-158.60 97.74 02/19/2023 10:17:28 -70.78,-157.83 97.90 30.89 71
8 02/19/2023 11:06:55 70.47, 9.39 81.81 02/19/2023 11:06:54 70.50, 9.42 81.82 2.46 1
9 02/19/2023 11:57:35 -70.27, 177.03 98.43 02/19/2023 11:56:22 -70.30, 176.78 98.38 10.01 73
10 02/21/2023 23:10:10 -70.81, 8.07 98.75 02/21/2023 23:11:21 -70.71, 8.59 98.88 21.53 71
11 02/22/2023 00:00:50 70.50, 175.89 80.91 02/22/2023 00:00:46 70.48, 175.90 80.89 2.24 4
12 02/22/2023 00:51:28 -70.19, -16.30 99.43 02/22/2023 00:50:15 -70.23, -16.81 99.36 19.60 73
13 02/24/2023 12:04:02 -70.68, 174.81 99.81 02/24/2023 12:05:13 -70.65, 175.00 99.87 8.18 71
14 02/24/2023 12:54:44 70.48, -17.55 79.96 02/24/2023 12:54:37 70.46, -17.61 79.94 3.12 7

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/12/2023
SNOs_Map_NPP_TERRA_20230212.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/12/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA