137199 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.2926061927 ± 3.63e-09
Semi-major axis (a)	1.4573678721 AU ± 2.80e-10
Inclination (i)	16.56957845° ± 6.22e-07
Long. of Asc. Node (Ω)	104.87771298° ± 1.73e-06
Arg. of Perihelion (ω)	76.49995727° ± 2.19e-06
Mean Anomaly (M)	75.83993705° ± 9.92e-07
Mean Motion (n)	0.5602198454°/day ± 1.61e-10
Perihelion dist (q)	1.03093301 AU ± 5.29e-09
Aphelion dist (Q)	1.88380274 AU ± 5.30e-09
Orbital Period	1.75935624 yr ± 5.06e-10

Physical Parameters

H (abs. magnitude)	16.97
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.196″
Uncertainty	0
Orbit Type	Amor
MOID	0.190752 AU
Observations Used	3481
Radar Obs Used	1
Gaia Obs Used	105
Oppositions	16
Arc Total	1978-2015
First Observation Used	1978-08-10
Last Observation Used	2025-02-03

Observations (4268)

Date	Type	RA	Dec	Mag	Band	Observatory
2020-05-24 05:05:41	C	15 17 26.85	+46 07 18.6	–	q	U76
2020-05-24 05:12:08	C	15 17 26.76	+46 06 58.8	–	q	U76
2020-05-24 05:19:00	C	15 17 26.71	+46 06 37.6	–	q	U76
2020-05-24 18:02:37	C	15 17 26.88	+45 26 50.7	–	V	C40
2020-05-24 18:03:42	C	15 17 26.87	+45 26 47.3	–	V	C40
2020-05-24 18:04:45	C	15 17 26.87	+45 26 44.1	–	V	C40
2020-05-24 18:05:49	C	15 17 26.85	+45 26 40.8	–	V	C40
2020-05-24 18:09:02	C	15 17 26.84	+45 26 30.9	–	V	C40
2020-05-24 18:12:16	C	15 17 26.82	+45 26 20.9	–	V	C40
2020-05-24 18:20:49	C	15 17 26.75	+45 25 54.5	–	V	C40
2020-05-24 18:21:53	C	15 17 26.73	+45 25 51.2	–	V	C40
2020-05-24 18:22:57	C	15 17 26.72	+45 25 47.9	–	V	C40
2020-05-24 18:24:02	C	15 17 26.72	+45 25 44.6	–	V	C40
2020-05-24 18:25:05	C	15 17 26.72	+45 25 41.2	–	V	C40
2020-05-24 18:26:09	C	15 17 26.71	+45 25 37.8	–	V	C40
2020-05-24 18:30:27	C	15 17 26.68	+45 25 24.7	–	V	C40
2020-05-24 18:31:32	C	15 17 26.66	+45 25 21.2	–	V	C40
2020-05-24 18:33:40	C	15 17 26.64	+45 25 14.8	–	V	C40
2020-05-24 18:34:43	C	15 17 26.64	+45 25 11.4	–	V	C40
2020-05-24 18:35:48	C	15 17 26.63	+45 25 08.0	–	V	C40
2020-05-24 18:39:00	C	15 17 26.61	+45 24 58.2	–	V	C40
2020-05-24 18:40:06	C	15 17 26.60	+45 24 54.8	–	V	C40
2020-05-24 18:41:10	C	15 17 26.60	+45 24 51.6	–	V	C40
2020-05-24 18:42:14	C	15 17 26.59	+45 24 48.2	–	V	C40
2020-05-24 18:43:18	C	15 17 26.57	+45 24 45.0	–	V	C40
2020-05-24 18:44:21	C	15 17 26.57	+45 24 41.7	–	V	C40
2020-05-24 18:47:12	C	15 17 26.54	+45 24 32.7	–	V	C40
2020-05-24 18:48:16	C	15 17 26.54	+45 24 29.4	–	V	C40
2020-05-24 18:54:40	C	15 17 26.49	+45 24 09.7	–	V	C40
2020-05-24 18:55:45	C	15 17 26.47	+45 24 06.3	–	V	C40
2020-05-24 18:57:54	C	15 17 26.46	+45 23 59.6	–	V	C40
2020-05-24 19:02:10	C	15 17 26.42	+45 23 46.3	–	V	C40
2020-05-24 19:03:14	C	15 17 26.42	+45 23 43.0	–	V	C40
2020-05-24 19:04:18	C	15 17 26.40	+45 23 39.8	–	V	C40
2020-05-24 19:05:23	C	15 17 26.39	+45 23 36.4	–	V	C40
2020-05-24 19:09:40	C	15 17 26.36	+45 23 23.2	–	V	C40
2020-05-24 19:11:48	C	15 17 26.34	+45 23 16.3	–	V	C40
2020-05-24 19:12:52	C	15 17 26.33	+45 23 13.2	–	V	C40
2020-05-24 19:19:18	C	15 17 26.27	+45 22 53.2	–	V	C40
2020-05-24 19:20:22	C	15 17 26.27	+45 22 49.8	–	V	C40
2020-05-24 19:21:26	C	15 17 26.26	+45 22 46.6	–	V	C40
2020-05-24 19:23:34	C	15 17 26.24	+45 22 40.0	–	V	C40
2020-05-24 19:28:56	C	15 17 26.18	+45 22 23.1	–	V	C40
2020-05-24 19:37:19	C	15 17 26.11	+45 21 57.0	–	V	C40
2020-05-24 19:39:27	C	15 17 26.09	+45 21 50.5	–	V	C40
2020-05-24 19:41:37	C	15 17 26.08	+45 21 43.6	–	V	C40
2020-05-24 19:42:41	C	15 17 26.06	+45 21 40.3	–	V	C40
2020-05-24 19:43:45	C	15 17 26.07	+45 21 37.0	–	V	C40
2020-05-24 19:46:57	C	15 17 26.03	+45 21 27.0	–	V	C40
2020-05-24 19:49:05	C	15 17 26.01	+45 21 20.3	–	V	C40

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137199 (1999 KX4)