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 19:54:27	C	15 17 25.97	+45 21 03.6	–	V	C40
2020-05-24 19:55:31	C	15 17 25.95	+45 21 00.2	–	V	C40
2020-05-24 19:56:35	C	15 17 25.94	+45 20 57.0	–	V	C40
2020-05-24 20:00:54	C	15 17 25.91	+45 20 43.6	–	V	C40
2020-05-24 20:01:58	C	15 17 25.89	+45 20 40.2	–	V	C40
2020-05-24 20:03:02	C	15 17 25.88	+45 20 36.9	–	V	C40
2020-05-24 20:04:05	C	15 17 25.88	+45 20 33.5	–	V	C40
2020-05-24 20:06:14	C	15 17 25.87	+45 20 26.9	–	V	C40
2020-05-24 20:08:23	C	15 17 25.85	+45 20 20.2	–	V	C40
2020-05-24 20:09:28	C	15 17 25.83	+45 20 16.8	–	V	C40
2020-05-24 20:10:32	C	15 17 25.83	+45 20 13.3	–	V	C40
2020-05-24 20:11:36	C	15 17 25.82	+45 20 10.1	–	V	C40
2020-05-24 20:12:40	C	15 17 25.81	+45 20 06.8	–	V	C40
2020-05-24 20:20:00	C	15 17 25.75	+45 19 43.8	–	V	C40
2020-05-24 20:22:10	C	15 17 25.71	+45 19 37.1	–	V	C40
2020-05-24 20:23:14	C	15 17 25.71	+45 19 33.7	–	V	C40
2020-05-25 09:43:34	C	15 17 25.96	+44 37 50.6	–	V	T08
2020-05-25 09:48:12	C	15 17 25.90	+44 37 35.9	–	V	T08
2020-05-25 10:47:54	C	15 17 25.24	+44 34 26.3	–	V	T08
2020-05-25 20:23:32	C	15 17 27.89	+44 03 49.3	–	V	L39
2020-05-25 20:34:50	C	15 17 27.82	+44 03 14.1	–	V	L39
2020-05-26 05:10:21	C	15 17 28.67	+43 35 57.9	–	q	U76
2020-05-26 05:15:55	C	15 17 28.65	+43 35 40.9	–	q	U76
2020-05-26 05:21:29	C	15 17 28.59	+43 35 23.5	–	q	U76
2020-05-27 07:55:40	C	15 17 30.22	+42 10 04.6	–	V	703
2020-05-27 08:02:56	C	15 17 30.17	+42 09 40.7	–	V	703
2020-05-27 08:10:12	C	15 17 30.12	+42 09 17.0	–	V	703
2020-05-27 08:17:27	C	15 17 30.07	+42 08 53.3	–	V	703
2020-05-27 13:19:18	C	15 17 29.82	+41 52 35.1	–	V	T05
2020-05-27 13:29:18	C	15 17 29.80	+41 52 01.9	–	V	T05
2020-05-27 13:43:58	C	15 17 29.76	+41 51 13.2	–	V	T05
2020-05-27 18:41:11	C	15 17 33.93	+41 35 06.1	–	V	C40
2020-05-27 18:42:19	C	15 17 33.94	+41 35 02.4	–	V	C40
2020-05-27 18:43:20	C	15 17 33.92	+41 34 59.0	–	V	C40
2020-05-27 18:45:25	C	15 17 33.92	+41 34 52.3	–	V	C40
2020-05-27 18:46:26	C	15 17 33.92	+41 34 49.0	–	V	C40
2020-05-27 18:47:27	C	15 17 33.92	+41 34 45.6	–	V	C40
2020-05-27 18:48:29	C	15 17 33.90	+41 34 42.4	–	V	C40
2020-05-27 18:49:32	C	15 17 33.89	+41 34 39.0	–	V	C40
2020-05-27 18:50:34	C	15 17 33.90	+41 34 35.6	–	V	C40
2020-05-27 18:52:37	C	15 17 33.88	+41 34 29.1	–	V	C40
2020-05-27 18:53:40	C	15 17 33.88	+41 34 25.6	–	V	C40
2020-05-27 18:55:43	C	15 17 33.88	+41 34 19.1	–	V	C40
2020-05-27 18:57:47	C	15 17 33.86	+41 34 12.5	–	V	C40
2020-05-27 18:58:48	C	15 17 33.86	+41 34 09.2	–	V	C40
2020-05-27 19:01:55	C	15 17 33.84	+41 33 59.1	–	V	C40
2020-05-27 19:03:58	C	15 17 33.84	+41 33 52.5	–	V	C40
2020-05-27 19:06:02	C	15 17 33.81	+41 33 45.8	–	V	C40
2020-05-27 19:08:05	C	15 17 33.80	+41 33 39.1	–	V	C40
2020-05-27 19:09:08	C	15 17 33.80	+41 33 35.7	–	V	C40

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137199 (1999 KX4)