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
2020-12-09 06:29:12	C	22 53 01.89	-04 27 23.9	–	V	T08
2020-12-09 06:33:51	C	22 53 02.81	-04 27 18.6	–	V	T08
2020-12-09 06:41:48	C	22 53 04.48	-04 27 09.8	–	V	T08
2020-12-09 06:57:09	C	22 53 07.62	-04 26 53.0	–	V	T08
2020-12-11 06:05:41	C	23 03 03.03	-03 34 15.7	–	V	T05
2020-12-11 06:11:40	C	23 03 04.22	-03 34 08.7	–	V	T05
2020-12-11 06:20:17	C	23 03 06.02	-03 33 57.7	–	V	T05
2020-12-11 06:40:08	C	23 03 10.11	-03 33 36.5	–	V	T05
2020-12-13 17:34:39	C	23 15 40.29	-02 26 33.8	–	V	130
2020-12-13 17:39:40	C	23 15 41.31	-02 26 28.3	–	V	130
2020-12-13 17:43:58	C	23 15 42.24	-02 26 23.4	–	V	130
2020-12-15 00:31:14	C	23 22 15.85	-01 50 44.4	–	V	W46
2020-12-15 00:57:05	C	23 22 21.33	-01 50 15.0	–	V	W46
2020-12-15 01:43:48	C	23 22 31.55	-01 49 19.9	–	V	703
2020-12-15 01:51:58	C	23 22 33.24	-01 49 10.3	–	V	703
2020-12-15 02:00:08	C	23 22 34.95	-01 49 01.3	–	V	703
2020-12-15 02:08:18	C	23 22 36.71	-01 48 51.8	–	V	703
2020-12-15 05:31:07	C	23 23 19.87	-01 44 53.0	–	V	T05
2020-12-15 05:35:45	C	23 23 20.85	-01 44 47.5	–	V	T05
2020-12-15 05:44:21	C	23 23 22.65	-01 44 37.9	–	V	T05
2020-12-15 06:10:11	C	23 23 28.05	-01 44 07.3	–	V	T05
2020-12-25 06:50:25	C	00 15 04.97	+02 58 52.1	–	V	T08
2020-12-25 07:36:01	C	00 15 14.62	+02 59 45.2	–	V	T08
2020-12-25 08:17:10	C	00 15 23.31	+03 00 32.6	–	V	T08
2020-12-25 08:53:03	C	00 15 30.87	+03 01 14.4	–	V	T08
2020-12-26 02:59:26	C	00 19 23.53	+03 22 18.9	–	V	703
2020-12-26 03:08:40	C	00 19 25.54	+03 22 29.4	–	V	703
2020-12-26 03:17:54	C	00 19 27.47	+03 22 40.5	–	V	703
2020-12-26 03:27:08	C	00 19 29.36	+03 22 51.4	–	V	703
2020-12-29 05:43:42	C	00 35 17.08	+04 48 33.2	–	V	T08
2020-12-29 05:51:41	C	00 35 18.73	+04 48 42.6	–	V	T08
2020-12-29 05:57:02	C	00 35 19.83	+04 48 48.5	–	V	T08
2020-12-29 06:25:45	C	00 35 25.79	+04 49 21.6	–	V	T08
2021-01-03 04:53:12	C	01 00 15.08	+07 01 02.4	–	V	703
2021-01-03 05:00:56	C	01 00 16.59	+07 01 10.9	–	V	703
2021-01-03 05:08:41	C	01 00 18.21	+07 01 20.4	–	V	703
2021-01-03 05:16:25	C	01 00 19.88	+07 01 28.5	–	V	703
2021-01-03 07:23:14	C	01 00 46.11	+07 03 48.4	–	V	T08
2021-01-03 07:27:53	C	01 00 47.10	+07 03 53.7	–	V	T08
2021-01-03 07:42:31	C	01 00 50.09	+07 04 09.6	–	V	T08
2021-01-03 08:03:09	C	01 00 54.31	+07 04 31.5	–	V	T08
2021-01-04 06:38:08	C	01 05 34.55	+07 28 45.9	–	V	T05
2021-01-04 06:42:51	C	01 05 35.50	+07 28 51.0	–	V	T05
2021-01-04 06:50:48	C	01 05 37.08	+07 28 59.0	–	V	T05
2021-01-06 05:55:58	C	01 15 16.51	+08 18 29.8	–	V	T08
2021-01-06 06:00:38	C	01 15 17.42	+08 18 34.5	–	V	T08
2021-01-06 06:09:15	C	01 15 19.14	+08 18 44.0	–	V	T08
2021-01-06 06:27:54	C	01 15 22.86	+08 19 02.6	–	V	T08
2021-01-06 06:35:52	C	01 15 24.474	+08 19 10.90	–	U	F52
2021-01-06 07:10:49	C	01 15 31.483	+08 19 46.89	–	U	F52

« Prev 1 2 … 39 40 41 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)