159402 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5718875683 ± 2.00e+00
Semi-major axis (a)	2.3795249535 AU ± 3.00e+00
Inclination (i)	7.57251847° ± 4.00e+00
Long. of Asc. Node (Ω)	356.82026746° ± 5.00e+00
Arg. of Perihelion (ω)	47.64325814° ± 6.00e+00
Mean Anomaly (M)	134.48005294° ± 3.87e-06
Mean Motion (n)	0.2685201499°/day ± 5.08e-01
Perihelion dist (q)	1.01870421 AU ± 4.93e+00
Aphelion dist (Q)	3.74034569 AU ± 6.70e+00
Orbital Period	3.67058593 yr ± 6.94e+00
NGA Model	r2
A2	-2.57489810e-06 AU/d²

Physical Parameters

H (abs. magnitude)	16.61
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-26
RMS Residual	0.312″
Uncertainty	0
Orbit Type	Amor
MOID	0.075364 AU
Observations Used	4898
Gaia Obs Used	83
Oppositions	12
Arc Total	1999-2016
First Observation Used	1999-01-14
Last Observation Used	2025-05-02

Observations (5945)

Date	Type	RA	Dec	Mag	Band	Observatory
2020-10-05 17:49:52	C	22 32 05.15	+10 34 27.6	–	V	C40
2020-10-05 17:51:06	C	22 32 05.07	+10 34 33.7	–	V	C40
2020-10-05 17:52:17	C	22 32 04.98	+10 34 39.7	–	V	C40
2020-10-05 17:53:31	C	22 32 04.90	+10 34 45.9	–	V	C40
2020-10-05 17:54:42	C	22 32 04.81	+10 34 52.0	–	V	C40
2020-10-05 17:55:54	C	22 32 04.73	+10 34 58.1	–	V	C40
2020-10-05 17:57:08	C	22 32 04.64	+10 35 04.2	–	V	C40
2020-10-05 17:58:19	C	22 32 04.55	+10 35 10.3	–	V	C40
2020-10-05 17:59:33	C	22 32 04.47	+10 35 16.4	–	V	C40
2020-10-05 18:00:44	C	22 32 04.38	+10 35 22.3	–	V	C40
2020-10-05 18:01:58	C	22 32 04.29	+10 35 28.5	–	V	C40
2020-10-05 18:03:10	C	22 32 04.21	+10 35 34.7	–	V	C40
2020-10-05 18:04:21	C	22 32 04.12	+10 35 40.8	–	V	C40
2020-10-05 18:05:35	C	22 32 04.04	+10 35 46.9	–	V	C40
2020-10-05 18:06:46	C	22 32 03.95	+10 35 53.0	–	V	C40
2020-10-05 18:08:00	C	22 32 03.86	+10 35 59.1	–	V	C40
2020-10-05 18:09:12	C	22 32 03.77	+10 36 05.2	–	V	C40
2020-10-05 18:10:23	C	22 32 03.69	+10 36 11.3	–	V	C40
2020-10-05 18:11:37	C	22 32 03.60	+10 36 17.3	–	V	C40
2020-10-05 18:12:48	C	22 32 03.51	+10 36 23.5	–	V	C40
2020-10-05 18:14:02	C	22 32 03.43	+10 36 29.6	–	V	C40
2020-10-05 18:15:14	C	22 32 03.34	+10 36 35.7	–	V	C40
2020-10-05 18:16:25	C	22 32 03.25	+10 36 41.8	–	V	C40
2020-10-05 18:17:39	C	22 32 03.17	+10 36 47.9	–	V	C40
2020-10-05 18:18:50	C	22 32 03.07	+10 36 54.0	–	V	C40
2020-10-05 18:20:04	C	22 32 02.99	+10 37 00.0	–	V	C40
2020-10-05 18:21:16	C	22 32 02.90	+10 37 06.1	–	V	C40
2020-10-05 18:22:28	C	22 32 02.81	+10 37 12.3	–	V	C40
2020-10-05 18:23:41	C	22 32 02.73	+10 37 18.4	–	V	C40
2020-10-05 18:24:53	C	22 32 02.64	+10 37 24.4	–	V	C40
2020-10-05 18:26:06	C	22 32 02.55	+10 37 30.6	–	V	C40
2020-10-05 18:27:18	C	22 32 02.46	+10 37 36.7	–	V	C40
2020-10-05 18:28:30	C	22 32 02.38	+10 37 42.8	–	V	C40
2020-10-05 18:29:43	C	22 32 02.29	+10 37 48.8	–	V	C40
2020-10-05 18:30:55	C	22 32 02.21	+10 37 55.0	–	V	C40
2020-10-05 18:32:07	C	22 32 02.12	+10 38 01.2	–	V	C40
2020-10-05 18:33:21	C	22 32 02.03	+10 38 07.3	–	V	C40
2020-10-05 18:34:32	C	22 32 01.94	+10 38 13.3	–	V	C40
2020-10-05 18:35:46	C	22 32 01.86	+10 38 19.3	–	V	C40
2020-10-05 18:36:57	C	22 32 01.76	+10 38 25.5	–	V	C40
2020-10-05 18:38:09	C	22 32 01.68	+10 38 31.6	–	V	C40
2020-10-05 18:56:10	V	22 32 00.95	+10 39 44.0	13.1	V	247
2020-10-05 18:56:10	v	1 025.76462	+62.27740	–	–	247
2020-10-05 19:08:05	V	22 32 00.19	+10 40 44.3	13.1	V	247
2020-10-05 19:08:05	v	1 025.76462	+62.27740	–	–	247
2020-10-05 19:20:00	V	22 31 59.40	+10 41 44.6	13.1	V	247
2020-10-05 19:20:00	v	1 025.76462	+62.27740	–	–	247
2020-10-05 19:31:55	V	22 31 58.61	+10 42 45.0	13.0	V	247
2020-10-05 19:31:55	v	1 025.76462	+62.27740	–	–	247
2020-10-05 19:43:50	V	22 31 57.84	+10 43 45.4	12.9	V	247

« Prev 1 2 … 40 41 42 … 118 119 Next » 5945 observations

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
2009-10-11 01:31:00	87906655.26	8	us	2380	-1	-1
2009-10-12 00:08:00	85713954.267	4	us	2380	-1	-1
2009-10-12 23:58:00	83619759.401	4	us	2380	-1	-1
2009-10-13 23:53:00	81754691.25	4	us	2380	-1	-1
2020-10-24 05:10:00	83056497.8	1	us	8560	-14	-14

159402 (1999 AP10)