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
2020-01-16 06:44:23	S	06 30 19.046	+33 59 08.74	–	V	C57
2020-01-16 06:44:23	s	1 -170119.40	9 +345306.89	7180.0	–	C57
2020-01-16 07:14:23	S	06 30 15.454	+34 00 35.71	–	V	C57
2020-01-16 07:14:23	s	1 -170815.76	6 +344323.82	5150.0	–	C57
2020-01-16 07:44:23	S	06 30 11.803	+34 02 08.92	–	V	C57
2020-01-16 07:44:23	s	1 -171508.20	1 +343332.95	9590.0	–	C57
2020-01-16 08:14:23	S	06 30 08.098	+34 03 38.23	–	V	C57
2020-01-16 08:14:23	s	1 -172196.68	0 +342334.28	430.0	–	C57
2020-01-16 08:44:23	S	06 30 04.430	+34 05 09.13	–	V	C57
2020-01-16 08:44:23	s	1 -172881.17	0 +341327.79	7630.0	–	C57
2020-01-16 09:14:23	S	06 30 00.833	+34 06 39.60	–	V	C57
2020-01-16 09:14:23	s	1 -173561.63	8 +340313.48	1150.0	–	C57
2020-01-16 09:44:23	S	06 29 57.254	+34 08 07.19	–	V	C57
2020-01-16 09:44:23	s	1 -174238.04	7 +339291.32	930.0	–	C57
2020-01-16 10:14:23	S	06 29 53.462	+34 09 40.14	–	V	C57
2020-01-16 10:14:23	s	1 -174910.36	4 +338261.30	6920.0	–	C57
2020-01-16 11:14:23	S	06 29 46.286	+34 12 38.74	–	V	C57
2020-01-16 11:14:23	s	1 -176242.58	1 +336177.65	7330.0	–	C57
2020-01-16 11:44:23	S	06 29 42.590	+34 14 10.28	–	V	C57
2020-01-16 11:44:23	s	1 -176902.40	9 +335123.99	1640.0	–	C57
2020-01-16 12:14:23	S	06 29 39.065	+34 15 36.25	–	V	C57
2020-01-16 12:14:23	s	1 -177558.00	2 +334062.42	1970.0	–	C57
2020-01-16 12:44:23	S	06 29 35.287	+34 17 09.49	–	V	C57
2020-01-16 12:44:23	s	1 -178209.32	3 +332992.93	8250.0	–	C57
2020-01-16 13:14:23	S	06 29 31.735	+34 18 37.76	–	V	C57
2020-01-16 13:14:23	s	1 -178857.10	1 +331917.57	9110.0	–	C57
2020-01-16 13:44:23	S	06 29 28.102	+34 20 08.05	–	V	C57
2020-01-16 13:44:23	s	1 -179499.77	4 +330832.21	7110.0	–	C57
2020-01-16 14:14:23	S	06 29 24.451	+34 21 37.84	–	V	C57
2020-01-16 14:14:23	s	1 -180138.06	3 +329738.88	900.0	–	C57
2020-01-16 14:44:23	S	06 29 20.772	+34 23 07.26	–	V	C57
2020-01-16 14:44:23	s	1 -180771.93	1 +328637.58	420.0	–	C57
2020-01-16 15:14:23	S	06 29 17.119	+34 24 37.87	–	V	C57
2020-01-16 15:14:23	s	1 -181401.33	8 +327528.28	5630.0	–	C57
2020-01-16 15:44:23	S	06 29 13.459	+34 26 08.81	–	V	C57
2020-01-16 15:44:23	s	1 -182026.24	5 +326410.98	6470.0	–	C57
2020-01-16 16:14:23	S	06 29 09.924	+34 27 35.53	–	V	C57
2020-01-16 16:14:23	s	1 -182646.61	4 +325285.65	2880.0	–	C57
2020-01-16 16:44:23	S	06 29 06.194	+34 29 06.97	–	V	C57
2020-01-16 16:44:23	s	1 -183262.40	4 +324152.29	4800.0	–	C57
2020-01-16 17:14:23	S	06 29 02.599	+34 30 35.64	–	V	C57
2020-01-16 17:14:23	s	1 -183873.57	5 +323010.87	2170.0	–	C57
2020-01-16 17:44:23	S	06 28 59.040	+34 32 04.31	–	V	C57
2020-01-16 17:44:23	s	1 -184480.08	7 +321861.38	4950.0	–	C57
2020-01-16 18:14:23	S	06 28 55.214	+34 33 37.91	–	V	C57
2020-01-16 18:14:23	s	1 -185081.89	7 +320703.80	3060.0	–	C57
2020-01-16 18:44:23	S	06 28 51.756	+34 35 03.91	–	V	C57
2020-01-16 18:44:23	s	1 -185678.96	4 +319538.12	6450.0	–	C57
2020-01-16 19:14:23	S	06 28 48.000	+34 36 34.78	–	V	C57
2020-01-16 19:14:23	s	1 -186271.24	7 +318364.33	5060.0	–	C57

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137199 (1999 KX4)