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
2020-05-12 09:14:18	s	1 -153964.83	6 +23553.806	4740.0	–	C57
2020-05-12 11:14:18	S	15 19 55.802	+59 26 27.42	–	V	C57
2020-05-12 11:14:18	s	1 -146974.24	8 +11898.542	4790.0	–	C57
2020-05-12 11:44:18	S	15 19 53.311	+59 25 16.36	–	V	C57
2020-05-12 11:44:18	s	1 -145084.42	9 + 8970.723	9190.0	–	C57
2020-05-12 12:14:18	S	15 19 51.074	+59 24 05.26	–	V	C57
2020-05-12 12:14:18	s	1 -143134.28	5 + 6039.195	1040.0	–	C57
2020-05-12 12:44:18	S	15 19 48.660	+59 22 50.66	–	V	C57
2020-05-12 12:44:18	s	1 -141121.97	9 + 3105.066	8570.0	–	C57
2020-05-12 13:14:18	S	15 19 46.306	+59 21 42.77	–	V	C57
2020-05-12 13:14:18	s	1 -139045.60	6 + 169.548	9940.0	–	C57
2020-05-12 13:44:18	S	15 19 43.603	+59 20 30.48	–	V	C57
2020-05-12 13:44:18	s	1 -136903.19	7 - 2766.029	3220.0	–	C57
2020-05-12 16:14:18	S	15 19 30.770	+59 14 25.76	–	V	C57
2020-05-12 16:14:18	s	1 -125127.06	0 -17388.686	5580.0	–	C57
2020-05-12 16:44:18	S	15 19 27.854	+59 13 10.38	–	V	C57
2020-05-12 16:44:18	s	1 -122543.41	6 -20288.703	5600.0	–	C57
2020-05-12 17:14:18	S	15 19 25.286	+59 11 56.22	–	V	C57
2020-05-12 17:14:18	s	1 -119878.16	0 -23175.179	1890.0	–	C57
2020-05-12 17:44:18	S	15 19 22.567	+59 10 41.16	–	V	C57
2020-05-12 17:44:18	s	1 -117128.85	0 -26045.377	1890.0	–	C57
2020-05-12 18:14:18	S	15 19 19.848	+59 09 27.36	–	V	C57
2020-05-12 18:14:18	s	1 -114293.00	6 -28896.302	3010.0	–	C57
2020-05-12 21:52:34	C	15 18 33.28	+58 53 23.8	–	q	M43
2020-05-12 21:57:47	C	15 18 33.16	+58 53 10.4	–	q	M43
2020-05-12 22:02:59	C	15 18 33.03	+58 52 57.1	–	q	M43
2020-05-12 22:08:12	C	15 18 32.95	+58 52 43.4	–	q	M43
2020-05-12 22:13:25	C	15 18 32.89	+58 52 30.0	–	q	M43
2020-05-13 09:32:15	C	15 18 30.53	+58 23 46.8	–	V	T08
2020-05-13 09:34:55	C	15 18 30.48	+58 23 40.1	–	V	T08
2020-05-13 09:44:18	C	15 18 30.26	+58 23 16.3	–	V	T08
2020-05-13 09:51:35	C	15 18 30.08	+58 22 57.7	–	V	T08
2020-05-13 22:26:50	C	15 18 22.52	+57 50 29.4	–	q	M43
2020-05-13 22:32:04	C	15 18 22.44	+57 50 15.7	–	q	M43
2020-05-13 22:37:17	C	15 18 22.32	+57 50 02.0	–	q	M43
2020-05-13 22:42:30	C	15 18 22.21	+57 49 47.9	–	q	M43
2020-05-13 22:47:43	C	15 18 22.15	+57 49 34.0	–	q	M43
2020-05-14 02:03:33	C	15 18 24.84	+57 40 59.3	–	q	I15
2020-05-14 02:05:39	C	15 18 24.81	+57 40 54.2	–	q	I15
2020-05-14 02:07:44	C	15 18 24.77	+57 40 48.8	–	q	I15
2020-05-14 06:31:07	C	15 18 22.27	+57 29 31.2	–	V	U71
2020-05-14 06:35:40	C	15 18 22.19	+57 29 19.8	–	V	U71
2020-05-14 06:40:30	C	15 18 22.06	+57 29 07.0	–	V	U71
2020-05-15 08:15:56	C	15 18 10.35	+56 21 48.2	–	V	703
2020-05-15 08:23:43	C	15 18 10.21	+56 21 27.4	–	V	703
2020-05-15 08:31:29	C	15 18 10.04	+56 21 06.4	–	V	703
2020-05-15 08:39:16	C	15 18 09.91	+56 20 45.5	–	V	703
2020-05-15 09:55:55	C	15 18 10.87	+56 17 28.8	–	V	T05
2020-05-15 10:00:33	C	15 18 10.77	+56 17 16.4	–	V	T05
2020-05-15 10:07:59	C	15 18 10.62	+56 16 56.7	–	V	T05

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137199 (1999 KX4)