2019 UO — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.6379985287 ± 4.12e-07
Semi-major axis (a)	2.6527757571 AU ± 2.93e-06
Inclination (i)	5.70262301° ± 2.90e-06
Long. of Asc. Node (Ω)	277.59198692° ± 1.15e-05
Arg. of Perihelion (ω)	184.98975799° ± 1.03e-05
Mean Anomaly (M)	130.21904110° ± 8.13e-04
Mean Motion (n)	0.2281190037°/day ± 3.78e-07
Perihelion dist (q)	0.96030873 AU ± 1.52e-06
Aphelion dist (Q)	4.34524279 AU ± 4.92e-06
Orbital Period	4.32066714 yr ± 7.16e-06

Physical Parameters

H (abs. magnitude)	20.03
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.264″
Uncertainty	0
Orbit Type	Apollo
MOID	0.019695 AU
Observations Used	431
Radar Obs Used	1
Oppositions	1
Arc Total	2019-2020
First Observation Used	2019-09-28
Last Observation Used	2020-04-17

Observations (495)

Date	Type	RA	Dec	Mag	Band	Observatory
2019-11-24 03:03:37	C	23 36 31.51	+19 19 13.0	–	u	H21
2019-11-24 03:06:31	C	23 36 31.36	+19 19 11.4	–	u	H21
2019-11-24 03:09:25	C	23 36 31.18	+19 19 09.5	–	u	H21
2019-11-24 03:11:44	C	23 36 31.06	+19 19 08.4	–	u	H21
2019-11-25 01:50:38	C	23 35 30.99	+19 06 29.2	–	o	691
2019-11-25 01:53:03	C	23 35 30.85	+19 06 27.7	–	o	691
2019-11-25 01:55:27	C	23 35 30.72	+19 06 26.7	–	o	691
2019-11-25 03:08:56	C	23 35 25.99	+19 05 41.9	–	q	H45
2019-11-25 03:10:23	C	23 35 25.99	+19 05 41.2	–	q	H45
2019-11-25 03:12:38	C	23 35 25.84	+19 05 39.9	–	q	H45
2019-11-25 03:14:04	C	23 35 25.75	+19 05 39.5	–	q	H45
2019-11-25 03:15:38	C	23 35 25.74	+19 05 38.7	–	q	H45
2019-11-25 03:17:57	C	23 35 25.65	+19 05 36.9	–	q	H45
2019-11-25 05:15:12	C	23 35 20.26	+19 04 30.0	–	V	654
2019-11-25 06:33:09	C	23 35 16.25	+19 03 43.4	–	V	654
2019-11-26 21:11:42	C	23 33 39.21	+18 41 32.3	–	V	G40
2019-11-26 21:46:45	C	23 33 37.42	+18 41 11.7	–	V	G40
2019-11-26 22:12:40	C	23 33 36.11	+18 40 56.0	–	V	G40
2019-11-27 21:48:29	C	23 32 40.17	+18 27 00.4	–	V	G40
2019-11-27 22:08:26	C	23 32 39.19	+18 26 48.0	–	V	G40
2019-11-27 22:48:23	C	23 32 37.32	+18 26 23.2	–	V	G40
2019-11-28 07:10:31	C	23 32 18.56	+18 21 29.3	–	V	T05
2019-11-28 07:14:55	C	23 32 18.34	+18 21 27.0	–	V	T05
2019-11-28 07:35:58	C	23 32 17.29	+18 21 14.1	–	V	T05
2019-11-28 07:43:43	C	23 32 16.93	+18 21 09.0	–	V	T05
2019-11-28 20:59:40	C	23 31 47.51	+18 12 52.0	–	V	204
2019-11-28 21:07:47	C	23 31 47.13	+18 12 47.3	–	V	204
2019-11-30 01:57:07	S	23 30 46.411	+17 55 23.30	–	L	C51
2019-11-30 05:05:26	S	23 30 39.912	+17 53 27.28	–	L	C51
2019-11-30 05:05:37	S	23 30 39.898	+17 53 26.52	–	L	C51
2019-11-30 06:39:41	S	23 30 36.71	+17 52 28.2	–	L	C51
2019-11-30 07:13:51	C	23 30 34.820	+17 52 09.33	–	U	F51
2019-11-30 07:32:24	C	23 30 34.001	+17 51 57.28	–	U	F51
2019-11-30 07:50:50	C	23 30 33.195	+17 51 45.27	–	U	F51
2019-11-30 08:09:20	C	23 30 32.393	+17 51 33.13	–	U	F51
2019-11-30 08:13:56	S	23 30 33.485	+17 51 30.13	–	L	C51
2019-11-30 09:48:11	S	23 30 30.31	+17 50 30.6	–	L	C51
2019-11-30 11:22:15	S	23 30 27.11	+17 49 32.4	–	L	C51
2019-11-30 12:56:30	S	23 30 23.96	+17 48 33.3	–	L	C51
2019-11-30 16:04:49	S	23 30 17.66	+17 46 35.2	–	L	C51
2019-11-30 17:23:14	C	23 30 16.08	+17 45 30.1	–	V	K87
2019-11-30 17:26:13	C	23 30 15.96	+17 45 28.0	–	V	K87
2019-11-30 17:29:13	C	23 30 15.85	+17 45 26.2	–	V	K87
2019-11-30 17:47:23	C	23 30 14.99	+17 45 17.3	–	V	595
2019-11-30 17:57:45	C	23 30 14.53	+17 45 10.6	–	V	595
2019-11-30 18:03:29	C	23 30 14.29	+17 45 07.4	–	V	595
2019-11-30 18:09:13	C	23 30 14.06	+17 45 03.9	–	V	595
2019-12-01 20:53:03	C	23 29 21.69	+17 28 00.9	–	V	Z80
2019-12-01 21:05:32	C	23 29 21.33	+17 27 52.5	–	V	Z80
2019-12-03 03:13:59	C	23 28 27.39	+17 08 29.8	–	V	703

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