163373 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5463007404 ± 5.36e-09
Semi-major axis (a)	1.4690738121 AU ± 5.16e-09
Inclination (i)	1.66694383° ± 1.93e-06
Long. of Asc. Node (Ω)	328.72030568° ± 1.28e-05
Arg. of Perihelion (ω)	260.20095297° ± 1.29e-05
Mean Anomaly (M)	57.44559627° ± 5.94e-06
Mean Motion (n)	0.5535372485°/day ± 2.92e-09
Perihelion dist (q)	0.66651770 AU ± 8.21e-09
Aphelion dist (Q)	2.27162992 AU ± 1.12e-08
Orbital Period	1.78059613 yr ± 9.39e-09

Physical Parameters

H (abs. magnitude)	19.03
G (slope)	0.15

Alternative Designations

1995 UQ53

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.318″
Uncertainty	0
Orbit Type	Apollo
MOID	0.002611 AU
Observations Used	1115
Radar Obs Used	3
Oppositions	11
Arc Total	1995-2024
First Observation Used	1995-10-23
Last Observation Used	2024-12-05

Observations (1183)

Date	Type	RA	Dec	Mag	Band	Observatory
2020-02-12 01:11:50	C	05 57 28.66	+28 41 41.9	–	–	H78
2020-02-12 01:12:30	C	05 57 27.61	+28 41 42.0	–	–	H78
2020-02-12 01:13:10	C	05 57 26.51	+28 41 41.9	–	–	H78
2020-02-12 01:13:50	C	05 57 25.44	+28 41 42.0	–	–	H78
2020-02-12 01:14:31	C	05 57 24.33	+28 41 41.6	–	–	H78
2020-02-12 01:15:10	C	05 57 23.28	+28 41 41.6	–	–	H78
2020-02-12 01:15:51	C	05 57 22.20	+28 41 41.3	–	–	H78
2020-02-12 01:16:31	C	05 57 21.09	+28 41 41.4	–	–	H78
2020-02-12 01:17:51	C	05 57 18.91	+28 41 41.4	–	–	H78
2020-02-12 01:18:32	C	05 57 17.85	+28 41 40.8	–	–	H78
2020-02-12 01:19:12	C	05 57 16.75	+28 41 40.8	–	–	H78
2020-02-12 01:19:52	C	05 57 15.67	+28 41 40.5	–	–	H78
2020-02-12 01:20:33	C	05 57 14.58	+28 41 40.5	–	–	H78
2020-02-12 01:22:34	C	05 57 11.29	+28 41 40.0	–	–	H78
2020-02-12 01:24:35	C	05 57 08.06	+28 41 39.6	–	–	H78
2020-02-12 01:25:15	C	05 57 06.98	+28 41 39.2	–	–	H78
2020-02-12 01:25:55	C	05 57 05.87	+28 41 39.3	–	–	H78
2020-02-12 01:26:36	C	05 57 04.80	+28 41 39.1	–	–	H78
2020-02-12 01:32:57	C	05 56 54.54	+28 41 37.8	–	–	H78
2020-02-12 01:33:46	C	05 56 53.16	+28 41 37.9	–	–	H78
2020-02-12 01:35:52	C	05 56 49.78	+28 41 37.1	–	–	H78
2020-02-12 01:36:18	C	05 56 49.09	+28 41 36.8	–	–	H78
2020-02-12 01:36:43	C	05 56 48.38	+28 41 36.8	–	–	H78
2020-02-12 01:37:08	C	05 56 47.72	+28 41 36.8	–	–	H78
2020-02-12 01:37:34	C	05 56 47.06	+28 41 36.8	–	–	H78
2020-02-12 01:37:59	C	05 56 46.33	+28 41 36.8	–	–	H78
2020-02-12 01:39:15	C	05 56 44.29	+28 41 36.8	–	–	H78
2020-02-12 01:39:40	C	05 56 43.59	+28 41 36.3	–	–	H78
2020-02-12 01:40:05	C	05 56 42.94	+28 41 36.1	–	–	H78
2020-02-12 01:41:22	C	05 56 40.87	+28 41 35.5	–	–	H78
2020-02-12 01:41:47	C	05 56 40.22	+28 41 35.6	–	–	H78
2020-02-12 01:42:12	C	05 56 39.51	+28 41 35.7	–	–	H78
2020-02-12 01:42:37	C	05 56 38.84	+28 41 35.5	–	–	H78
2020-02-12 01:43:03	C	05 56 38.14	+28 41 35.6	–	–	H78
2020-02-12 01:43:28	C	05 56 37.43	+28 41 35.6	–	–	H78
2020-02-12 01:43:53	C	05 56 36.81	+28 41 35.1	–	–	H78
2020-02-12 01:44:19	C	05 56 36.08	+28 41 35.2	–	–	H78
2020-02-12 01:47:41	C	05 56 30.60	+28 41 34.1	–	–	H78
2020-02-12 01:48:07	C	05 56 29.90	+28 41 33.9	–	–	H78
2020-02-12 01:48:32	C	05 56 29.21	+28 41 34.3	–	–	H78
2020-02-12 01:50:14	C	05 56 26.46	+28 41 33.3	–	–	H78
2020-02-12 01:50:39	C	05 56 25.83	+28 41 33.7	–	–	H78
2020-02-12 01:51:29	C	05 56 24.45	+28 41 33.1	–	–	H78
2020-02-12 01:51:55	C	05 56 23.74	+28 41 33.2	–	–	H78
2020-02-12 01:52:45	C	05 56 22.37	+28 41 33.3	–	–	H78
2020-02-12 01:53:11	C	05 56 21.69	+28 41 33.1	–	–	H78
2020-02-12 01:53:36	C	05 56 20.97	+28 41 32.5	–	–	H78
2020-02-12 01:54:02	C	05 56 20.30	+28 41 32.0	–	–	H78
2020-02-12 01:54:27	C	05 56 19.63	+28 41 32.6	–	–	H78
2020-02-12 01:55:18	C	05 56 18.25	+28 41 31.6	–	–	H78

« Prev 1 2 … 18 19 20 … 23 24 Next » 1183 observations

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
2020-02-10 01:33:00	188753.1169	0.025	Hz	2380	-1	-1
2020-02-10 01:48:00	60840555.06	5	us	2380	-1	-1
2020-02-12 00:11:00	150131.5344	0.025	Hz	2380	-1	-1
2020-02-12 01:08:00	48686528.84	0.5	us	2380	-1	-1

163373 (2002 PZ39)