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
2020-01-15 16:44:23	S	06 32 00.617	+33 16 55.42	–	V	C57
2020-01-15 16:44:23	s	1 -149155.44	7 +369711.75	9770.0	–	C57
2020-01-15 17:14:23	S	06 31 56.938	+33 18 26.64	–	V	C57
2020-01-15 17:14:23	s	1 -149949.22	7 +368942.75	8840.0	–	C57
2020-01-15 17:44:23	S	06 31 53.362	+33 19 57.32	–	V	C57
2020-01-15 17:44:23	s	1 -150739.90	8 +368166.22	5580.0	–	C57
2020-01-15 18:14:23	S	06 31 49.634	+33 21 30.46	–	V	C57
2020-01-15 18:14:23	s	1 -151527.46	3 +367382.15	9930.0	–	C57
2020-01-15 18:44:23	S	06 31 46.099	+33 22 59.81	–	V	C57
2020-01-15 18:44:23	s	1 -152311.86	6 +366590.54	1880.0	–	C57
2020-01-15 19:14:23	S	06 31 42.463	+33 24 29.88	–	V	C57
2020-01-15 19:14:23	s	1 -153093.09	1 +365791.38	1360.0	–	C57
2020-01-15 19:44:23	S	06 31 38.789	+33 26 01.25	–	V	C57
2020-01-15 19:44:23	s	1 -153871.11	0 +364984.66	8360.0	–	C57
2020-01-15 21:14:23	S	06 31 27.941	+33 30 33.73	–	V	C57
2020-01-15 21:14:23	s	1 -156185.66	4 +362519.08	3980.0	–	C57
2020-01-15 21:44:23	S	06 31 24.298	+33 32 03.98	–	V	C57
2020-01-15 21:44:23	s	1 -156950.58	9 +361682.04	600.0	–	C57
2020-01-15 22:14:23	S	06 31 20.777	+33 33 31.86	–	V	C57
2020-01-15 22:14:23	s	1 -157712.17	1 +360837.41	4520.0	–	C57
2020-01-15 22:44:23	S	06 31 17.160	+33 35 02.26	–	V	C57
2020-01-15 22:44:23	s	1 -158470.38	3 +359985.17	5700.0	–	C57
2020-01-15 23:14:23	S	06 31 13.529	+33 36 32.54	–	V	C57
2020-01-15 23:14:23	s	1 -159225.19	5 +359125.31	4100.0	–	C57
2020-01-15 23:44:23	S	06 31 09.833	+33 38 05.10	–	V	C57
2020-01-15 23:44:23	s	1 -159976.57	9 +358257.83	9680.0	–	C57
2020-01-16 00:14:23	S	06 31 06.235	+33 39 34.92	–	V	C57
2020-01-16 00:14:23	s	1 -160724.50	7 +357382.71	2400.0	–	C57
2020-01-16 00:44:23	S	06 31 02.590	+33 41 05.10	–	V	C57
2020-01-16 00:44:23	s	1 -161468.94	9 +356499.95	2210.0	–	C57
2020-01-16 01:14:23	S	06 30 58.942	+33 42 34.96	–	V	C57
2020-01-16 01:14:23	s	1 -162209.87	6 +355609.53	9070.0	–	C57
2020-01-16 01:44:23	S	06 30 55.375	+33 44 04.88	–	V	C57
2020-01-16 01:44:23	s	1 -162947.25	8 +354711.45	2930.0	–	C57
2020-01-16 02:14:23	S	06 30 51.696	+33 45 36.58	–	V	C57
2020-01-16 02:14:23	s	1 -163681.06	6 +353805.70	3760.0	–	C57
2020-01-16 02:44:23	S	06 30 48.002	+33 47 07.12	–	V	C57
2020-01-16 02:44:23	s	1 -164411.26	8 +352892.26	1510.0	–	C57
2020-01-16 03:44:23	S	06 30 40.747	+33 50 08.16	–	V	C57
2020-01-16 03:44:23	s	1 -165860.73	8 +351042.29	7590.0	–	C57
2020-01-16 04:14:23	S	06 30 37.207	+33 51 36.83	–	V	C57
2020-01-16 04:14:23	s	1 -166579.94	2 +350105.74	5820.0	–	C57
2020-01-16 04:44:23	S	06 30 33.264	+33 53 08.52	–	V	C57
2020-01-16 04:44:23	s	1 -167295.41	9 +349161.47	800.0	–	C57
2020-01-16 05:14:23	S	06 30 29.645	+33 54 43.81	–	V	C57
2020-01-16 05:14:23	s	1 -168007.13	6 +348209.45	2470.0	–	C57
2020-01-16 05:44:23	S	06 30 26.266	+33 56 06.29	–	V	C57
2020-01-16 05:44:23	s	1 -168715.06	1 +347249.69	790.0	–	C57
2020-01-16 06:14:23	S	06 30 22.591	+33 57 39.64	–	V	C57
2020-01-16 06:14:23	s	1 -169419.16	3 +346282.18	5710.0	–	C57

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137199 (1999 KX4)