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
2020-01-17 07:44:23	S	06 27 17.122	+35 13 43.43	–	V	C57
2020-01-17 07:44:23	s	1 -199388.80	3 +286328.72	5150.0	–	C57
2020-01-17 08:14:23	S	06 27 13.447	+35 15 13.10	–	V	C57
2020-01-17 08:14:23	s	1 -199840.05	8 +284937.39	5810.0	–	C57
2020-01-17 08:44:23	S	06 27 09.814	+35 16 42.13	–	V	C57
2020-01-17 08:44:23	s	1 -200285.16	9 +283537.42	9760.0	–	C57
2020-01-17 09:14:23	S	06 27 06.221	+35 18 09.36	–	V	C57
2020-01-17 09:14:23	s	1 -200724.07	6 +282128.77	6910.0	–	C57
2020-01-17 09:44:23	S	06 27 02.551	+35 19 39.32	–	V	C57
2020-01-17 09:44:23	s	1 -201156.71	9 +280711.44	7190.0	–	C57
2020-01-17 10:14:23	S	06 26 58.870	+35 21 07.56	–	V	C57
2020-01-17 10:14:23	s	1 -201583.03	5 +279285.39	490.0	–	C57
2020-01-17 10:44:23	S	06 26 55.411	+35 22 33.06	–	V	C57
2020-01-17 10:44:23	s	1 -202002.96	2 +277850.60	6730.0	–	C57
2020-01-17 11:14:23	S	06 26 51.634	+35 24 05.69	–	V	C57
2020-01-17 11:14:23	s	1 -202416.43	7 +276407.05	5820.0	–	C57
2020-01-17 11:44:23	S	06 26 48.012	+35 25 37.06	–	V	C57
2020-01-17 11:44:23	s	1 -202823.39	4 +274954.71	7670.0	–	C57
2020-01-17 12:14:23	S	06 26 44.232	+35 27 10.62	–	V	C57
2020-01-17 12:14:23	s	1 -203223.76	9 +273493.57	2190.0	–	C57
2020-01-17 12:44:23	S	06 26 41.292	+35 28 21.22	–	V	C57
2020-01-17 12:44:23	s	1 -203617.49	4 +272023.59	9270.0	–	C57
2020-01-17 13:14:23	S	06 26 37.351	+35 29 56.36	–	V	C57
2020-01-17 13:14:23	s	1 -204004.50	3 +270544.74	8840.0	–	C57
2020-01-17 13:44:23	S	06 26 33.610	+35 31 27.44	–	V	C57
2020-01-17 13:44:23	s	1 -204384.72	8 +269057.02	780.0	–	C57
2020-01-17 14:14:23	S	06 26 29.998	+35 32 55.03	–	V	C57
2020-01-17 14:14:23	s	1 -204758.09	8 +267560.38	5010.0	–	C57
2020-01-17 15:14:23	S	06 26 22.622	+35 35 53.95	–	V	C57
2020-01-17 15:14:23	s	1 -205483.99	2 +264540.27	9890.0	–	C57
2020-01-17 15:44:23	S	06 26 19.111	+35 37 20.71	–	V	C57
2020-01-17 15:44:23	s	1 -205836.37	2 +263016.75	350.0	–	C57
2020-01-17 17:44:23	S	06 26 05.038	+35 43 09.91	–	V	C57
2020-01-17 17:44:23	s	1 -207173.71	3 +256832.22	9830.0	–	C57
2020-01-17 18:14:23	S	06 26 01.068	+35 44 43.22	–	V	C57
2020-01-17 18:14:23	s	1 -207489.62	0 +255263.35	8570.0	–	C57
2020-01-17 18:44:23	S	06 25 57.509	+35 46 05.92	–	V	C57
2020-01-17 18:44:23	s	1 -207797.99	9 +253685.32	8620.0	–	C57
2020-01-17 19:59:37	C	06 27 16.08	+35 32 16.2	–	q	006
2020-01-17 20:01:41	C	06 27 15.82	+35 32 23.0	–	q	006
2020-01-17 20:03:45	C	06 27 15.57	+35 32 29.6	–	q	006
2020-01-17 20:05:49	C	06 27 15.34	+35 32 35.6	–	q	006
2020-01-17 20:07:53	C	06 27 15.10	+35 32 41.9	–	q	006
2020-01-17 20:09:57	C	06 27 14.85	+35 32 49.0	–	q	006
2020-01-17 20:13:03	C	06 27 14.51	+35 32 57.7	–	q	006
2020-01-17 20:14:05	C	06 27 14.40	+35 33 01.1	–	q	006
2020-01-17 20:44:23	S	06 25 43.133	+35 51 59.40	–	V	C57
2020-01-17 20:44:23	s	1 -208954.59	0 +247281.13	9750.0	–	C57
2020-01-17 21:14:23	S	06 25 39.504	+35 53 27.82	–	V	C57
2020-01-17 21:14:23	s	1 -209224.08	6 +245656.91	4650.0	–	C57

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137199 (1999 KX4)