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
2020-04-08 20:21:12	C	15 11 42.15	+84 16 15.6	–	V	L40
2020-04-11 07:02:00	C	15 16 28.78	+82 51 59.4	–	V	T08
2020-04-11 07:09:51	C	15 16 29.24	+82 51 48.9	–	V	T08
2020-04-11 07:14:37	C	15 16 29.37	+82 51 42.4	–	V	T08
2020-04-11 07:31:09	C	15 16 30.13	+82 51 20.3	–	V	T08
2020-04-15 12:08:37	C	15 20 13.76	+80 21 29.7	–	V	T08
2020-04-15 12:13:08	C	15 20 13.75	+80 21 22.7	–	V	T08
2020-04-15 12:21:19	C	15 20 13.52	+80 21 09.7	–	V	T08
2020-04-15 12:42:35	C	15 20 12.93	+80 20 37.2	–	V	T08
2020-04-16 13:26:34	C	15 20 41.653	+79 42 27.28	–	U	F51
2020-04-16 13:39:42	C	15 20 41.350	+79 42 06.35	–	U	F51
2020-04-16 13:52:50	C	15 20 41.078	+79 41 45.43	–	U	F51
2020-04-17 09:34:09	C	15 21 10.08	+79 10 57.8	–	V	T05
2020-04-17 09:39:11	C	15 21 10.07	+79 10 49.9	–	V	T05
2020-04-17 09:46:55	C	15 21 09.89	+79 10 38.5	–	V	T05
2020-04-17 10:12:46	C	15 21 09.36	+79 09 59.3	–	V	T05
2020-04-17 10:14:12	C	15 21 09.23	+79 09 57.4	–	V	T05
2020-04-17 10:19:17	C	15 21 09.18	+79 09 49.4	–	V	T05
2020-04-17 10:29:08	C	15 21 08.90	+79 09 34.4	–	V	T05
2020-04-17 10:43:36	C	15 21 08.51	+79 09 12.5	–	V	T05
2020-04-21 08:14:53	C	15 21 53.55	+76 37 42.6	–	V	T05
2020-04-21 08:18:59	C	15 21 53.51	+76 37 36.2	–	V	T05
2020-04-21 08:29:45	C	15 21 53.17	+76 37 18.8	–	V	T05
2020-04-21 08:54:44	C	15 21 52.65	+76 36 39.3	–	V	T05
2020-04-21 10:10:24	C	15 21 50.73	+76 34 38.2	–	V	T05
2020-04-21 10:14:33	C	15 21 50.65	+76 34 31.3	–	V	T05
2020-04-21 10:29:09	C	15 21 50.24	+76 34 07.7	–	V	T05
2020-04-21 10:37:57	C	15 21 49.98	+76 33 53.2	–	V	T05
2020-04-25 10:47:41	C	15 21 41.06	+73 47 40.2	–	V	T05
2020-04-25 10:51:39	C	15 21 40.48	+73 47 34.1	–	V	T05
2020-04-25 10:56:15	C	15 21 40.33	+73 47 25.7	–	V	T05
2020-04-25 11:10:16	C	15 21 39.89	+73 47 00.7	–	V	T05
2020-04-29 10:19:38	C	15 21 07.38	+70 50 10.9	–	V	T05
2020-04-29 10:23:38	C	15 21 07.26	+70 50 03.3	–	V	T05
2020-04-29 10:29:34	C	15 21 07.08	+70 49 52.0	–	V	T05
2020-04-29 10:40:08	C	15 21 06.73	+70 49 31.8	–	V	T05
2020-04-30 20:07:49	C	15 20 54.01	+69 43 48.0	–	V	L04
2020-04-30 20:11:49	C	15 20 53.92	+69 43 40.3	–	V	L04
2020-04-30 20:16:22	C	15 20 53.86	+69 43 31.5	–	V	L04
2020-05-01 10:06:22	C	15 20 46.10	+69 16 11.5	–	V	T08
2020-05-01 10:10:22	C	15 20 46.01	+69 16 03.5	–	V	T08
2020-05-01 10:15:03	C	15 20 45.88	+69 15 54.3	–	V	T08
2020-05-01 10:23:39	C	15 20 45.62	+69 15 37.4	–	V	T08
2020-05-02 02:52:44	S	15 20 37.450	+68 41 42.18	–	L	C51
2020-05-02 06:01:03	S	15 20 35.976	+68 35 18.67	–	L	C51
2020-05-02 08:06:44	C	15 20 34.39	+68 31 34.4	–	V	703
2020-05-02 08:14:40	C	15 20 34.17	+68 31 18.1	–	V	703
2020-05-02 08:22:33	C	15 20 33.96	+68 31 01.9	–	V	703
2020-05-02 08:30:25	C	15 20 33.72	+68 30 45.7	–	V	703
2020-05-02 10:21:25	C	15 20 34.355	+68 27 02.96	–	U	F51

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137199 (1999 KX4)