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
2020-06-06 18:10:35	C	15 19 36.94	+28 09 06.1	–	V	C40
2020-06-06 18:14:00	C	15 19 36.96	+28 08 54.4	–	V	C40
2020-06-06 18:17:27	C	15 19 36.99	+28 08 42.6	–	V	C40
2020-06-06 18:18:00	C	15 19 36.98	+28 08 40.7	–	V	C40
2020-06-06 18:18:35	C	15 19 37.00	+28 08 38.8	–	V	C40
2020-06-06 18:19:09	C	15 19 36.99	+28 08 37.0	–	V	C40
2020-06-06 18:20:51	C	15 19 37.00	+28 08 31.1	–	V	C40
2020-06-06 18:21:27	C	15 19 37.01	+28 08 29.2	–	V	C40
2020-06-06 18:22:01	C	15 19 37.01	+28 08 27.3	–	V	C40
2020-06-06 18:22:34	C	15 19 37.01	+28 08 25.3	–	V	C40
2020-06-06 18:23:09	C	15 19 37.03	+28 08 23.2	–	V	C40
2020-06-06 18:23:43	C	15 19 37.03	+28 08 21.3	–	V	C40
2020-06-06 18:24:17	C	15 19 37.03	+28 08 19.5	–	V	C40
2020-06-06 18:25:25	C	15 19 37.04	+28 08 15.7	–	V	C40
2020-06-06 18:26:01	C	15 19 37.04	+28 08 13.7	–	V	C40
2020-06-06 18:26:34	C	15 19 37.04	+28 08 11.7	–	V	C40
2020-06-06 18:27:08	C	15 19 37.05	+28 08 09.7	–	V	C40
2020-06-06 18:27:43	C	15 19 37.06	+28 08 07.7	–	V	C40
2020-06-06 18:28:17	C	15 19 37.05	+28 08 05.9	–	V	C40
2020-06-06 18:28:52	C	15 19 37.06	+28 08 04.0	–	V	C40
2020-06-06 18:29:26	C	15 19 37.07	+28 08 01.9	–	V	C40
2020-06-06 18:29:59	C	15 19 37.08	+28 08 00.0	–	V	C40
2020-06-06 18:30:35	C	15 19 37.08	+28 07 58.1	–	V	C40
2020-06-06 18:37:20	C	15 19 37.13	+28 07 35.2	–	V	C40
2020-06-06 18:42:40	C	15 19 37.16	+28 07 16.8	–	V	C40
2020-06-06 18:43:44	C	15 19 37.17	+28 07 13.2	–	V	C40
2020-06-06 18:44:49	C	15 19 37.18	+28 07 09.6	–	V	C40
2020-06-06 18:45:54	C	15 19 37.19	+28 07 05.9	–	V	C40
2020-06-06 18:46:58	C	15 19 37.18	+28 07 02.3	–	V	C40
2020-06-06 18:48:02	C	15 19 37.19	+28 06 58.6	–	V	C40
2020-06-06 18:49:06	C	15 19 37.21	+28 06 54.9	–	V	C40
2020-06-06 18:50:11	C	15 19 37.21	+28 06 51.4	–	V	C40
2020-06-06 18:53:22	C	15 19 37.23	+28 06 40.4	–	V	C40
2020-06-06 18:54:26	C	15 19 37.26	+28 06 37.0	–	V	C40
2020-06-06 18:55:31	C	15 19 37.25	+28 06 33.2	–	V	C40
2020-06-06 18:57:40	C	15 19 37.26	+28 06 25.9	–	V	C40
2020-06-06 19:01:56	C	15 19 37.30	+28 06 11.3	–	V	C40
2020-06-06 19:05:08	C	15 19 37.31	+28 06 00.4	–	V	C40
2020-06-06 19:07:18	C	15 19 37.33	+28 05 53.1	–	V	C40
2020-06-06 19:09:26	C	15 19 37.35	+28 05 45.8	–	V	C40
2020-06-06 19:13:42	C	15 19 37.38	+28 05 31.1	–	V	C40
2020-06-06 19:15:52	C	15 19 37.39	+28 05 23.8	–	V	C40
2020-06-06 19:27:23	C	15 19 37.48	+28 04 44.6	–	V	C40
2020-06-06 19:28:29	C	15 19 37.48	+28 04 40.8	–	V	C40
2020-06-06 19:30:37	C	15 19 37.50	+28 04 33.6	–	V	C40
2020-06-06 19:33:48	C	15 19 37.54	+28 04 22.6	–	V	C40
2020-06-06 19:35:57	C	15 19 37.54	+28 04 15.3	–	V	C40
2020-06-06 21:11:21	C	15 19 38.24	+27 58 48.7	–	V	C40
2020-06-06 21:23:09	C	15 19 38.33	+27 58 08.2	–	V	C40
2020-06-06 21:29:33	C	15 19 38.37	+27 57 46.1	–	V	C40

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137199 (1999 KX4)