Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/12/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 05/12/2023 03:14:41 70.57, 126.72 52.47 05/12/2023 03:14:58 70.56, 126.65 52.45 3.03 17
2 05/12/2023 04:05:23 -70.49, -65.83 127.63 05/12/2023 04:04:22 -70.51, -65.77 127.62 2.54 61
3 05/14/2023 15:17:53 -70.67, 125.76 128.05 05/14/2023 15:19:02 -70.66, 125.75 128.07 1.34 69
4 05/14/2023 16:08:37 70.55, -66.73 51.82 05/14/2023 16:08:25 70.58, -66.71 51.84 2.93 12
5 05/14/2023 16:59:09 -69.94, 101.53 128.83 05/14/2023 16:57:59 -69.98, 100.09 128.75 55.24 70
6 05/17/2023 04:11:48 -70.66, -67.70 128.66 05/17/2023 04:12:28 -70.65, -67.65 128.68 1.91 40
7 05/17/2023 05:02:32 70.54, 99.80 51.21 05/17/2023 05:01:51 70.56, 99.88 51.23 3.57 41
8 05/19/2023 16:15:13 71.31, -69.61 51.48 05/19/2023 16:16:21 71.19, -67.86 51.30 63.89 68
9 05/19/2023 17:05:43 -70.60, 98.91 129.28 05/19/2023 17:05:55 -70.60, 98.90 129.28 0.83 12
10 05/19/2023 17:56:27 70.48, -93.59 50.60 05/19/2023 17:55:18 70.51, -93.59 50.62 2.68 69
11 05/22/2023 05:08:57 70.69, 97.95 50.31 05/22/2023 05:09:56 70.66, 97.95 50.27 3.10 59
12 05/22/2023 05:59:39 -70.60, -94.58 129.80 05/22/2023 05:59:21 -70.58, -94.53 129.82 3.30 18
13 05/24/2023 18:02:52 70.66, -95.47 49.79 05/24/2023 18:03:21 70.65, -95.45 49.78 1.00 29
14 05/24/2023 18:53:33 -70.51, 72.08 130.38 05/24/2023 18:52:47 -70.51, 72.00 130.36 3.06 46

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/12/2023
SNOs_Map_NOAA-21_TERRA_20230512.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/12/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA