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
2020-11-08 00:25:26	v	1 016.33607	+48.20434	–	–	247
2020-11-08 00:37:21	V	11 18 14.52	+82 10 58.2	14.8	V	247
2020-11-08 00:37:21	v	1 016.33607	+48.20434	–	–	247
2020-11-08 00:51:54	V	11 18 06.54	+82 10 08.3	15.4	V	247
2020-11-08 00:51:54	v	1 016.33607	+48.20434	–	–	247
2020-11-08 01:02:30	V	11 18 00.41	+82 09 34.6	14.9	V	247
2020-11-08 01:02:30	v	1 016.33607	+48.20434	–	–	247
2020-11-08 01:13:06	V	11 17 54.22	+82 09 00.1	15.1	V	247
2020-11-08 01:13:06	v	1 016.33607	+48.20434	–	–	247
2020-11-08 01:23:41	V	11 17 47.64	+82 08 24.0	15.1	V	247
2020-11-08 01:23:41	v	1 016.33607	+48.20434	–	–	247
2020-11-08 03:40:51	V	11 16 03.61	+81 59 25.2	14.8	V	247
2020-11-08 03:40:51	v	1 241.05798	+34.17464	–	–	247
2020-11-08 03:51:26	V	11 15 59.21	+81 58 46.3	14.8	V	247
2020-11-08 03:51:26	v	1 241.05798	+34.17464	–	–	247
2020-11-08 04:02:02	V	11 15 54.48	+81 58 10.1	14.6	V	247
2020-11-08 04:02:02	v	1 241.05798	+34.17464	–	–	247
2020-11-08 04:12:37	V	11 15 50.59	+81 57 34.9	14.7	V	247
2020-11-08 04:12:37	v	1 241.05798	+34.17464	–	–	247
2020-11-08 04:23:13	V	11 15 45.76	+81 56 58.4	14.8	V	247
2020-11-08 04:23:13	v	1 241.05798	+34.17464	–	–	247
2020-11-08 04:35:07	V	11 15 41.27	+81 56 17.8	15.0	V	247
2020-11-08 04:35:07	v	1 241.05798	+34.17464	–	–	247
2020-11-08 04:45:43	V	11 15 36.03	+81 55 40.0	14.9	V	247
2020-11-08 04:45:43	v	1 241.05798	+34.17464	–	–	247
2020-11-08 05:32:23	V	11 15 16.63	+81 53 02.8	14.8	V	247
2020-11-08 05:32:23	v	1 241.05798	+34.17464	–	–	247
2020-11-08 05:44:18	V	11 15 11.85	+81 52 22.2	15.0	V	247
2020-11-08 05:44:18	v	1 241.05798	+34.17464	–	–	247
2020-11-08 07:27:43	V	11 14 27.60	+81 46 41.8	14.7	V	247
2020-11-08 07:27:43	v	1 241.05798	+34.17464	–	–	247
2020-11-08 07:59:29	V	11 14 13.27	+81 45 00.3	14.7	V	247
2020-11-08 07:59:29	v	1 241.05798	+34.17464	–	–	247
2020-11-08 08:41:51	V	11 13 52.95	+81 42 42.6	15.0	V	247
2020-11-08 08:41:51	v	1 241.05798	+34.17464	–	–	247
2020-11-08 15:13:34	C	11 10 02.43	+81 19 54.3	–	V	C40
2020-11-08 15:17:13	C	11 10 01.03	+81 19 41.5	–	V	C40
2020-11-08 15:18:25	C	11 10 00.58	+81 19 37.3	–	V	C40
2020-11-08 15:19:37	C	11 10 00.16	+81 19 33.0	–	V	C40
2020-11-08 15:20:50	C	11 09 59.70	+81 19 28.7	–	V	C40
2020-11-08 15:22:02	C	11 09 59.23	+81 19 24.4	–	V	C40
2020-11-08 15:23:15	C	11 09 58.77	+81 19 20.3	–	V	C40
2020-11-08 15:24:27	C	11 09 58.29	+81 19 15.9	–	V	C40
2020-11-08 15:25:39	C	11 09 57.83	+81 19 11.8	–	V	C40
2020-11-08 15:26:53	C	11 09 57.39	+81 19 07.5	–	V	C40
2020-11-08 15:29:18	C	11 09 56.52	+81 18 58.9	–	V	C40
2020-11-08 15:31:43	C	11 09 55.60	+81 18 50.4	–	V	C40
2020-11-08 15:32:55	C	11 09 55.16	+81 18 46.3	–	V	C40
2020-11-08 15:34:07	C	11 09 54.74	+81 18 42.1	–	V	C40
2020-11-08 15:35:21	C	11 09 54.27	+81 18 37.7	–	V	C40

« Prev 1 2 … 73 74 75 … 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)