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
2020-01-19 14:14:23	S	06 20 58.872	+37 50 27.64	–	V	C57
2020-01-19 14:14:23	s	1 -191354.49	5 +77714.738	4060.0	–	C57
2020-01-19 14:44:23	S	06 20 55.788	+37 51 50.11	–	V	C57
2020-01-19 14:44:23	s	1 -190394.58	7 +75210.299	9150.0	–	C57
2020-01-19 15:14:23	S	06 20 52.750	+37 53 10.07	–	V	C57
2020-01-19 15:14:23	s	1 -189406.68	0 +72694.837	4660.0	–	C57
2020-01-19 15:44:23	S	06 20 49.716	+37 54 33.23	–	V	C57
2020-01-19 15:44:23	s	1 -188390.16	8 +70168.431	9600.0	–	C57
2020-01-19 16:14:23	S	06 20 46.596	+37 55 57.68	–	V	C57
2020-01-19 16:14:23	s	1 -187344.42	8 +67631.172	2990.0	–	C57
2020-01-19 16:44:23	S	06 20 43.742	+37 57 18.07	–	V	C57
2020-01-19 16:44:23	s	1 -186268.81	2 +65083.159	3790.0	–	C57
2020-01-19 17:14:23	S	06 20 40.622	+37 58 41.74	–	V	C57
2020-01-19 17:14:23	s	1 -185162.65	3 +62524.505	930.0	–	C57
2020-01-19 17:44:23	S	06 20 37.498	+38 00 04.18	–	V	C57
2020-01-19 17:44:23	s	1 -184025.26	1 +59955.332	3300.0	–	C57
2020-01-19 18:14:23	S	06 20 34.548	+38 01 26.54	–	V	C57
2020-01-19 18:14:23	s	1 -182855.92	5 +57375.778	9740.0	–	C57
2020-01-19 18:44:23	S	06 20 31.550	+38 02 48.34	–	V	C57
2020-01-19 18:44:23	s	1 -181653.90	6 +54785.994	9070.0	–	C57
2020-01-19 19:14:23	S	06 20 28.558	+38 04 09.44	–	V	C57
2020-01-19 19:14:23	s	1 -180418.44	3 +52186.147	40.0	–	C57
2020-01-19 19:44:23	S	06 20 25.493	+38 05 34.80	–	V	C57
2020-01-19 19:44:23	s	1 -179148.74	7 +49576.419	1360.0	–	C57
2020-01-19 20:14:23	S	06 20 22.550	+38 06 57.31	–	V	C57
2020-01-19 20:14:23	s	1 -177844.00	2 +46957.012	1710.0	–	C57
2020-01-19 20:44:22	S	06 20 19.567	+38 08 10.03	–	V	C57
2020-01-19 20:44:22	s	1 -176503.36	4 +44328.145	9690.0	–	C57
2020-01-19 21:14:23	S	06 20 16.764	+38 09 38.63	–	V	C57
2020-01-19 21:14:23	s	1 -175125.95	8 +41690.061	3880.0	–	C57
2020-01-19 21:44:23	S	06 20 13.834	+38 11 00.17	–	V	C57
2020-01-19 21:44:23	s	1 -173710.88	0 +39043.022	2760.0	–	C57
2020-01-19 22:14:22	S	06 20 11.004	+38 12 19.94	–	V	C57
2020-01-19 22:14:22	s	1 -172257.19	3 +36387.318	4790.0	–	C57
2020-01-19 22:44:23	S	06 20 08.002	+38 13 54.23	–	V	C57
2020-01-19 22:44:23	s	1 -170763.92	5 +33723.263	8360.0	–	C57
2020-01-19 23:14:23	S	06 20 05.316	+38 15 03.02	–	V	C57
2020-01-19 23:14:23	s	1 -169230.07	2 +31051.202	1770.0	–	C57
2020-01-19 23:44:22	S	06 20 02.477	+38 16 28.06	–	V	C57
2020-01-19 23:44:22	s	1 -167654.59	0 +28371.509	3280.0	–	C57
2020-01-20 00:14:23	S	06 19 59.957	+38 17 45.02	–	V	C57
2020-01-20 00:14:23	s	1 -166036.40	1 +25684.593	1070.0	–	C57
2020-01-20 00:44:23	S	06 19 57.024	+38 19 07.86	–	V	C57
2020-01-20 00:44:23	s	1 -164374.38	5 +22990.900	3240.0	–	C57
2020-01-20 01:14:22	S	06 19 54.180	+38 20 30.23	–	V	C57
2020-01-20 01:14:22	s	1 -162667.38	3 +20290.916	7830.0	–	C57
2020-01-20 01:44:23	S	06 19 51.492	+38 21 51.41	–	V	C57
2020-01-20 01:44:23	s	1 -160914.19	2 +17585.168	2780.0	–	C57
2020-01-20 02:14:23	S	06 19 48.746	+38 23 10.68	–	V	C57
2020-01-20 02:14:23	s	1 -159113.56	5 +14874.233	5950.0	–	C57

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137199 (1999 KX4)