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
2020-06-09 19:28:16	C	15 20 45.13	+23 59 42.2	–	V	C40
2020-06-09 19:34:40	C	15 20 45.20	+23 59 20.5	–	V	C40
2020-06-10 18:23:49	C	15 21 10.07	+22 42 18.4	–	V	C40
2020-06-10 18:24:53	C	15 21 10.08	+22 42 15.0	–	V	C40
2020-06-10 18:30:15	C	15 21 10.15	+22 41 57.1	–	V	C40
2020-06-10 18:34:31	C	15 21 10.19	+22 41 42.8	–	V	C40
2020-06-10 18:35:35	C	15 21 10.20	+22 41 39.1	–	V	C40
2020-06-10 18:38:49	C	15 21 10.24	+22 41 28.3	–	V	C40
2020-06-10 18:46:17	C	15 21 10.33	+22 41 03.2	–	V	C40
2020-06-10 18:49:30	C	15 21 10.37	+22 40 52.5	–	V	C40
2020-06-10 18:51:38	C	15 21 10.40	+22 40 45.3	–	V	C40
2020-06-10 18:52:43	C	15 21 10.41	+22 40 41.7	–	V	C40
2020-06-10 18:53:47	C	15 21 10.43	+22 40 38.1	–	V	C40
2020-06-10 19:00:12	C	15 21 10.51	+22 40 16.5	–	V	C40
2020-06-10 19:02:21	C	15 21 10.53	+22 40 09.4	–	V	C40
2020-06-10 19:03:25	C	15 21 10.54	+22 40 05.8	–	V	C40
2020-06-10 19:04:28	C	15 21 10.55	+22 40 02.2	–	V	C40
2020-06-10 19:05:32	C	15 21 10.56	+22 39 58.6	–	V	C40
2020-06-10 19:07:45	C	15 21 10.59	+22 39 51.2	–	V	C40
2020-06-10 19:08:49	C	15 21 10.60	+22 39 47.7	–	V	C40
2020-06-10 19:15:15	C	15 21 10.68	+22 39 26.1	–	V	C40
2020-06-10 19:17:23	C	15 21 10.71	+22 39 18.8	–	V	C40
2020-06-10 19:18:27	C	15 21 10.73	+22 39 15.3	–	V	C40
2020-06-10 19:19:31	C	15 21 10.73	+22 39 11.5	–	V	C40
2020-06-10 19:20:35	C	15 21 10.74	+22 39 08.0	–	V	C40
2020-06-10 19:27:01	C	15 21 10.83	+22 38 46.3	–	V	C40
2020-06-10 19:41:05	C	15 21 11.18	+22 37 58.4	–	V	089
2020-06-10 19:44:40	C	15 21 11.22	+22 37 46.8	–	V	089
2020-06-10 20:23:21	C	15 21 11.71	+22 35 36.3	–	V	089
2020-06-10 20:26:56	C	15 21 11.74	+22 35 24.3	–	V	089
2020-06-10 20:30:31	C	15 21 11.80	+22 35 12.2	–	V	089
2020-06-10 20:34:06	C	15 21 11.84	+22 35 00.5	–	V	089
2020-06-10 20:37:41	C	15 21 11.89	+22 34 48.2	–	V	089
2020-06-10 20:41:16	C	15 21 11.91	+22 34 35.9	–	V	089
2020-06-10 20:44:51	C	15 21 11.97	+22 34 24.4	–	V	089
2020-06-10 20:48:26	C	15 21 12.03	+22 34 11.8	–	V	089
2020-06-10 21:19:17	C	15 21 12.21	+22 32 27.5	–	V	C40
2020-06-10 21:47:07	C	15 21 12.55	+22 30 53.6	–	V	C40
2020-06-10 21:51:22	C	15 21 12.60	+22 30 39.0	–	V	C40
2020-06-10 22:27:38	C	15 21 13.08	+22 28 36.0	–	V	C40
2020-06-10 22:34:03	C	15 21 13.19	+22 28 14.4	–	V	C40
2020-06-10 22:35:07	C	15 21 13.21	+22 28 10.9	–	V	C40
2020-06-10 22:40:29	C	15 21 13.28	+22 27 52.6	–	V	C40
2020-06-10 22:47:59	C	15 21 13.36	+22 27 27.2	–	V	C40
2020-06-11 20:31:01	C	15 21 39.63	+21 14 40.4	–	q	557
2020-06-11 21:31:08	C	15 21 40.45	+21 11 19.6	–	q	557
2020-06-11 22:29:35	C	15 21 41.26	+21 08 04.3	–	q	557
2020-06-11 23:30:41	C	15 21 42.14	+21 04 39.3	–	q	557
2020-06-12 00:31:21	C	15 21 43.08	+21 01 15.8	–	q	557
2020-06-12 21:22:46	C	15 22 09.33	+19 52 00.3	–	q	K73

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137199 (1999 KX4)