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
2020-06-15 18:58:21	C	15 23 43.28	+16 04 37.7	–	V	C40
2020-06-15 18:59:25	C	15 23 43.29	+16 04 34.1	–	V	C40
2020-06-15 19:02:39	C	15 23 43.37	+16 04 23.8	–	V	C40
2020-06-15 19:03:43	C	15 23 43.38	+16 04 20.4	–	V	C40
2020-06-15 19:04:47	C	15 23 43.40	+16 04 16.9	–	V	C40
2020-06-15 19:05:51	C	15 23 43.41	+16 04 13.4	–	V	C40
2020-06-15 19:06:55	C	15 23 43.44	+16 04 10.0	–	V	C40
2020-06-15 19:07:59	C	15 23 43.45	+16 04 06.7	–	V	C40
2020-06-15 19:09:04	C	15 23 43.47	+16 04 03.2	–	V	C40
2020-06-15 19:11:13	C	15 23 43.51	+16 03 56.2	–	V	C40
2020-06-15 20:52:35	C	15 23 45.38	+15 58 29.8	–	V	C40
2020-06-15 20:55:46	C	15 23 45.45	+15 58 19.4	–	V	C40
2020-06-15 20:56:51	C	15 23 45.47	+15 58 15.8	–	V	C40
2020-06-15 21:00:04	C	15 23 45.53	+15 58 05.7	–	V	C40
2020-06-15 21:03:16	C	15 23 45.59	+15 57 55.3	–	V	C40
2020-06-15 21:09:42	C	15 23 45.70	+15 57 34.8	–	V	C40
2020-06-15 21:11:50	C	15 23 45.76	+15 57 27.8	–	V	C40
2020-06-15 21:17:10	C	15 23 45.84	+15 57 10.5	–	V	C40
2020-06-15 21:26:48	C	15 23 46.06	+15 56 39.0	–	V	C40
2020-06-15 23:11:37	C	15 23 48.61	+15 51 00.8	–	–	557
2020-06-15 23:53:27	C	15 23 49.45	+15 48 46.5	–	–	557
2020-06-16 00:49:57	C	15 23 50.64	+15 45 44.0	–	–	557
2020-06-16 18:18:45	C	15 24 18.05	+14 50 00.9	–	V	C40
2020-06-16 18:19:49	C	15 24 18.07	+14 49 57.6	–	V	C40
2020-06-16 18:20:53	C	15 24 18.09	+14 49 54.1	–	V	C40
2020-06-16 18:24:07	C	15 24 18.17	+14 49 44.0	–	V	C40
2020-06-16 18:25:11	C	15 24 18.18	+14 49 40.6	–	V	C40
2020-06-16 18:29:27	C	15 24 18.27	+14 49 27.1	–	V	C40
2020-06-16 18:30:31	C	15 24 18.28	+14 49 23.7	–	V	C40
2020-06-16 18:31:35	C	15 24 18.30	+14 49 20.3	–	V	C40
2020-06-16 18:36:57	C	15 24 18.41	+14 49 03.3	–	V	C40
2020-06-16 18:40:08	C	15 24 18.47	+14 48 53.2	–	V	C40
2020-06-16 18:41:12	C	15 24 18.49	+14 48 49.7	–	V	C40
2020-06-16 18:44:26	C	15 24 18.56	+14 48 39.4	–	V	C40
2020-06-16 18:45:30	C	15 24 18.58	+14 48 36.2	–	V	C40
2020-06-16 18:46:34	C	15 24 18.60	+14 48 32.8	–	V	C40
2020-06-16 18:48:42	C	15 24 18.63	+14 48 26.0	–	V	C40
2020-06-16 18:49:46	C	15 24 18.66	+14 48 22.5	–	V	C40
2020-06-16 18:55:08	C	15 24 18.77	+14 48 05.7	–	V	C40
2020-06-16 18:56:12	C	15 24 18.78	+14 48 02.1	–	V	C40
2020-06-16 18:57:16	C	15 24 18.80	+14 47 58.7	–	V	C40
2020-06-16 18:58:20	C	15 24 18.83	+14 47 55.5	–	V	C40
2020-06-16 18:59:24	C	15 24 18.85	+14 47 52.1	–	V	C40
2020-06-16 19:06:35	C	15 24 19.36	+14 48 05.8	–	q	L68
2020-06-16 19:07:56	C	15 24 19.01	+14 47 24.9	–	V	C40
2020-06-16 19:09:00	C	15 24 19.04	+14 47 21.6	–	V	C40
2020-06-16 19:13:15	C	15 24 19.48	+14 47 44.4	–	q	L68
2020-06-16 19:28:24	C	15 24 19.76	+14 46 56.4	–	q	L68
2020-06-16 21:40:33	C	15 24 22.06	+14 39 19.7	–	V	C40
2020-06-16 21:42:41	C	15 24 22.11	+14 39 12.7	–	V	C40

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137199 (1999 KX4)