3908 Nyx (1980 PA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4590032671 ± 2.00e+00
Semi-major axis (a)	1.9278929483 AU ± 3.00e+00
Inclination (i)	2.18636566° ± 4.00e+00
Long. of Asc. Node (Ω)	261.19174891° ± 5.00e+00
Arg. of Perihelion (ω)	126.65988085° ± 6.00e+00
Mean Anomaly (M)	312.97146977° ± 2.87e-05
Mean Motion (n)	0.3682034928°/day ± 8.59e-01
Perihelion dist (q)	1.04298379 AU ± 4.18e+00
Aphelion dist (Q)	2.81280211 AU ± 5.83e+00
Orbital Period	2.67685207 yr ± 6.25e+00
NGA Model	r2
A2	-3.27808799e-08 AU/d²

Physical Parameters

H (abs. magnitude)	17.45
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-26
RMS Residual	0.809″
Uncertainty	0
Orbit Type	Amor
MOID	0.055611 AU
Observations Used	2075
Radar Obs Used	16
Gaia Obs Used	72
Oppositions	22
Arc Total	1980-2025
First Observation Used	1980-08-06
Last Observation Used	2025-06-26

Observations (2135)

Date	Type	RA	Dec	Mag	Band	Observatory
2019-03-31 07:14:30	C	12 34 19.96	-07 15 37.6	–	V	G96
2019-03-31 07:21:58	C	12 34 19.62	-07 15 34.9	–	V	G96
2019-03-31 07:29:26	C	12 34 19.17	-07 15 33.2	–	V	G96
2019-04-03 09:30:26	C	12 30 45.673	-06 51 50.37	–	U	F51
2019-04-03 09:52:11	C	12 30 44.597	-06 51 43.53	–	U	F51
2019-04-03 09:53:08	C	12 30 44.561	-06 51 43.23	–	U	F51
2019-04-03 10:13:58	C	12 30 43.530	-06 51 36.39	–	U	F51
2019-04-03 10:14:53	C	12 30 43.491	-06 51 36.01	–	U	F51
2019-04-03 10:35:44	C	12 30 42.460	-06 51 29.33	–	U	F51
2019-04-06 08:13:04	C	12 27 25.166	-06 29 08.69	–	U	F51
2019-04-06 08:24:30	C	12 27 24.617	-06 29 05.18	–	U	F51
2019-04-06 08:30:05	C	12 27 24.352	-06 29 03.39	–	U	F51
2019-04-06 08:41:27	C	12 27 23.799	-06 28 59.71	–	U	F51
2019-04-06 08:47:04	C	12 27 23.528	-06 28 58.06	–	U	F51
2019-04-06 08:58:24	C	12 27 22.983	-06 28 54.40	–	U	F51
2019-04-06 09:04:03	C	12 27 22.714	-06 28 52.61	–	U	F51
2019-04-06 09:15:25	C	12 27 22.167	-06 28 48.93	–	U	F51
2019-04-25 07:11:47	C	12 09 01.551	-04 15 14.57	–	U	F51
2019-04-25 07:30:26	C	12 09 00.936	-04 15 09.87	–	U	F51
2019-04-25 07:49:02	C	12 09 00.305	-04 15 05.20	–	U	F51
2019-04-25 08:07:39	C	12 08 59.667	-04 15 00.59	–	U	F51
2020-06-16 10:48:30	C	19 23 28.383	-20 49 17.04	–	U	F51
2020-06-16 10:57:50	C	19 23 28.038	-20 49 16.78	–	U	F51
2020-06-16 11:07:49	C	19 23 27.671	-20 49 16.55	–	U	F51
2020-06-16 11:27:40	C	19 23 26.97	-20 49 16.0	–	V	T05
2020-06-16 11:32:16	C	19 23 26.77	-20 49 16.1	–	V	T05
2020-06-16 11:52:34	C	19 23 26.03	-20 49 14.8	–	V	T05
2020-06-16 12:11:40	C	19 23 25.35	-20 49 14.8	–	V	T05
2020-06-30 09:30:53	C	19 07 39.79	-20 41 47.5	–	V	T05
2020-06-30 09:33:31	C	19 07 39.64	-20 41 47.4	–	V	T05
2020-06-30 09:37:29	C	19 07 39.37	-20 41 47.5	–	V	T05
2020-06-30 09:46:42	C	19 07 38.79	-20 41 47.4	–	V	T05
2020-07-01 10:04:53	C	19 06 10.86	-20 41 20.0	–	V	T08
2020-07-01 10:07:32	C	19 06 10.73	-20 41 20.1	–	V	T08
2020-07-01 10:14:53	C	19 06 10.21	-20 41 20.1	–	V	T08
2020-07-01 10:22:11	C	19 06 09.72	-20 41 19.7	–	V	T08
2020-07-07 12:27:36	C	18 56 38.40	-20 38 16.7	–	V	T05
2020-07-07 12:35:36	C	18 56 37.81	-20 38 16.6	–	V	T05
2020-07-07 12:41:31	C	18 56 37.39	-20 38 16.4	–	V	T05
2020-07-07 13:30:33	C	18 56 33.85	-20 38 15.4	–	V	T05
2020-07-11 10:10:12	C	18 50 02.29	-20 35 47.3	–	V	T05
2020-07-11 10:14:49	C	18 50 01.93	-20 35 47.6	–	V	T05
2020-07-11 10:22:44	C	18 50 01.33	-20 35 47.1	–	V	T05
2020-07-11 11:13:26	C	18 49 57.50	-20 35 45.2	–	V	T05
2020-07-11 22:09:30	C	18 49 10.62	-20 35 28.7	–	V	C95
2020-07-11 22:17:36	C	18 49 09.95	-20 35 28.9	–	V	C95
2020-07-13 09:41:12	C	18 46 35.37	-20 34 17.0	–	V	T08
2020-07-13 09:45:50	C	18 46 35.00	-20 34 17.1	–	V	T08
2020-07-13 09:54:28	C	18 46 34.36	-20 34 16.4	–	V	T08
2020-07-13 10:44:22	C	18 46 30.51	-20 34 14.7	–	V	T08

« Prev 1 2 … 36 37 38 … 42 43 Next » 2135 observations

Radar Observations (32)

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
1988-09-25 02:30:00	67856.4	1	Hz	2380	-1	-1
1988-09-25 03:35:00	83363235	20	us	2380	-1	-1
1988-09-25.104167	6785640	100	Hz	2380	251	251
1988-09-25.149306	8336323500	20000	us	2380	251	251
1988-09-26 03:08:00	81027438	2	us	2380	-1	-1
1988-09-26.130556	8102743800	2000	us	2380	251	251
1988-09-27 03:00:00	78763284	2	us	2380	-1	-1
1988-09-27.125000	7876328400	2000	us	2380	251	251
1988-10-06 07:45:00	63835350	10	us	8495	-14	-14
1988-10-06.322917	6383535000	10000	us	8495	253	253
1988-10-19 07:00:00	66513356.1	1.4	us	8495	-14	-14
1988-10-19 09:00:00	66612701.5	1.4	us	8495	-14	-14
1988-10-19.291667	6651335610	1400	us	8495	253	253
1988-10-19.375000	6661270150	1400	us	8495	253	253
2004-11-15 23:39:00	139206966.95	8	us	2380	-1	-1
2004-11-15.985417	13920696695	8000	us	2380	251	251
2004-11-16 00:37:00	139214872	1	us	2380	-1	-1
2004-11-16 23:31:00	139485862	1	us	2380	-1	-1
2004-11-16.025694	13921487200	1000	us	2380	251	251
2004-11-16.979861	13948586200	1000	us	2380	251	251
2004-11-17 01:05:00	139511312	1	us	2380	-1	-1
2004-11-17 23:29:00	139953160.6	1	us	2380	-1	-1
2004-11-17.045139	13951131200	1000	us	2380	251	251
2004-11-17.978472	13995316060	1000	us	2380	251	251
2004-11-18 01:12:00	139994542	1	us	2380	-1	-1
2004-11-18 23:33:00	140614951.6	1	us	2380	-1	-1
2004-11-18.050000	13999454200	1000	us	2380	251	251
2004-11-18.981250	14061495160	1000	us	2380	251	251
2004-11-19 00:11:00	140634288	1	us	2380	-1	-1
2004-11-19 01:07:00	140665020.9	1	us	2380	-1	-1
2004-11-19.007639	14063428800	1000	us	2380	251	251
2004-11-19.046528	14066502090	1000	us	2380	251	251

Station codes

-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)