Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and GCOM-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/5/2023

Index	Date (NPP)	Time (NPP)	Lat,Lon (NPP)	SZA (NPP )	Date (GCOM-C)	Time (GCOM-C)	Lat,Lon (GCOM-C)	SZA (GCOM-C )	Distance(km)	Time Diff (sec)
1	07/13/2023	22:56:58	69.61,-166.77	47.80	07/13/2023	22:58:04	69.56,-164.26	47.71	97.53	66
2	07/13/2023	23:47:33	-69.15, 1.20	132.67	07/13/2023	23:48:43	-69.08, 2.44	132.77	49.96	70
3	07/14/2023	00:38:10	68.65, 169.18	46.82	07/14/2023	00:39:18	68.64, 169.24	46.81	2.57	68
4	07/14/2023	01:28:53	-68.62, -23.46	133.21	07/14/2023	01:29:49	-68.59, -23.45	133.24	2.95	56
5	07/14/2023	02:19:39	68.60, 143.87	46.78	07/14/2023	02:20:16	68.58, 143.92	46.76	3.10	37
6	07/14/2023	03:10:21	-68.52, -48.70	133.30	07/14/2023	03:10:47	-68.53, -48.76	133.29	3.07	26
7	07/14/2023	04:01:07	68.50, 118.63	46.69	07/14/2023	04:01:14	68.52, 118.61	46.71	2.54	7
8	07/14/2023	04:51:50	-68.47, -74.01	133.34	07/14/2023	04:51:45	-68.47, -74.08	133.34	2.82	5
9	07/14/2023	05:42:36	68.45, 93.32	46.65	07/14/2023	05:42:12	68.46, 93.29	46.66	1.58	24
10	07/14/2023	06:33:20	-68.47, -99.39	133.33	07/14/2023	06:32:42	-68.46, -99.33	133.33	2.85	38
11	07/14/2023	07:24:05	68.40, 68.01	46.61	07/14/2023	07:23:10	68.39, 67.97	46.61	1.58	55
12	07/14/2023	08:14:49	-68.42,-124.70	133.37	07/14/2023	08:13:40	-68.40,-124.64	133.38	3.44	69
13	07/14/2023	09:05:26	67.92, 43.25	46.13	07/14/2023	09:04:15	67.95, 42.18	46.19	44.53	71
14	07/14/2023	09:56:02	-67.51,-148.94	134.29	07/14/2023	09:54:54	-67.47,-151.02	134.27	88.48	68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/5/2023

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/05/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C