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
2020-06-03 18:08:40	C	15 18 43.66	+32 15 05.5	–	V	C40
2020-06-03 18:09:44	C	15 18 43.67	+32 15 01.9	–	V	C40
2020-06-03 18:10:48	C	15 18 43.66	+32 14 58.2	–	V	C40
2020-06-03 18:11:52	C	15 18 43.67	+32 14 54.6	–	V	C40
2020-06-03 18:12:57	C	15 18 43.68	+32 14 51.0	–	V	C40
2020-06-03 18:15:06	C	15 18 43.69	+32 14 43.7	–	V	C40
2020-06-03 18:17:15	C	15 18 43.68	+32 14 36.5	–	V	C40
2020-06-03 18:26:52	C	15 18 43.73	+32 14 03.8	–	V	C40
2020-06-03 18:27:56	C	15 18 43.73	+32 14 00.2	–	V	C40
2020-06-03 18:31:08	C	15 18 43.74	+32 13 49.3	–	V	C40
2020-06-03 18:32:12	C	15 18 43.74	+32 13 45.7	–	V	C40
2020-06-03 18:34:22	C	15 18 43.75	+32 13 38.4	–	V	C40
2020-06-03 18:37:34	C	15 18 43.76	+32 13 27.6	–	V	C40
2020-06-03 18:39:42	C	15 18 43.78	+32 13 20.2	–	V	C40
2020-06-03 18:58:52	C	15 18 43.84	+32 12 15.2	–	V	C40
2020-06-03 18:59:57	C	15 18 43.85	+32 12 11.6	–	V	C40
2020-06-03 19:03:10	C	15 18 43.85	+32 12 00.6	–	V	C40
2020-06-03 19:04:15	C	15 18 43.86	+32 11 56.9	–	V	C40
2020-06-03 19:05:19	C	15 18 43.88	+32 11 53.3	–	V	C40
2020-06-03 19:07:26	C	15 18 43.87	+32 11 46.1	–	V	C40
2020-06-03 19:08:31	C	15 18 43.87	+32 11 42.4	–	V	C40
2020-06-03 19:11:45	C	15 18 43.89	+32 11 31.6	–	V	C40
2020-06-03 19:12:49	C	15 18 43.90	+32 11 27.9	–	V	C40
2020-06-03 19:14:57	C	15 18 43.90	+32 11 20.7	–	V	C40
2020-06-03 19:17:05	C	15 18 43.90	+32 11 13.3	–	V	C40
2020-06-03 19:22:27	C	15 18 43.93	+32 10 55.1	–	V	C40
2020-06-03 19:25:39	C	15 18 43.93	+32 10 44.2	–	V	C40
2020-06-03 19:26:43	C	15 18 43.94	+32 10 40.7	–	V	C40
2020-06-03 19:33:10	C	15 18 43.96	+32 10 18.7	–	V	C40
2020-06-03 19:34:14	C	15 18 43.95	+32 10 15.1	–	V	C40
2020-06-03 20:45:15	C	15 18 44.22	+32 06 12.6	–	V	C40
2020-06-03 20:49:31	C	15 18 44.23	+32 05 58.0	–	V	C40
2020-06-03 20:50:35	C	15 18 44.24	+32 05 54.4	–	V	C40
2020-06-03 20:54:53	C	15 18 44.25	+32 05 39.7	–	V	C40
2020-06-03 20:57:02	C	15 18 44.25	+32 05 32.4	–	V	C40
2020-06-03 20:58:05	C	15 18 44.25	+32 05 28.6	–	V	C40
2020-06-03 21:00:13	C	15 18 44.27	+32 05 21.4	–	V	C40
2020-06-03 21:05:35	C	15 18 44.29	+32 05 03.2	–	V	C40
2020-06-03 21:06:40	C	15 18 44.29	+32 04 59.3	–	V	C40
2020-06-03 21:13:05	C	15 18 44.31	+32 04 37.3	–	V	C40
2020-06-03 21:19:29	C	15 18 44.34	+32 04 15.3	–	V	C40
2020-06-03 21:21:37	C	15 18 44.34	+32 04 08.1	–	V	C40
2020-06-03 21:26:40	C	15 18 44.38	+32 03 50.8	–	V	C40
2020-06-03 21:27:44	C	15 18 44.37	+32 03 47.2	–	V	C40
2020-06-03 21:29:52	C	15 18 44.38	+32 03 39.7	–	V	C40
2020-06-03 21:32:00	C	15 18 44.39	+32 03 32.4	–	V	C40
2020-06-03 21:33:04	C	15 18 44.40	+32 03 28.8	–	V	C40
2020-06-03 22:00:55	C	15 18 44.51	+32 01 53.1	–	V	C40
2020-06-03 22:02:00	C	15 18 44.51	+32 01 49.3	–	V	C40
2020-06-03 22:04:09	C	15 18 44.52	+32 01 42.0	–	V	C40

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137199 (1999 KX4)