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 00:44:23	S	06 22 26.849	+37 12 41.26	–	V	C57
2020-01-19 00:44:23	s	1 -208471.20	4 +141050.45	5250.0	–	C57
2020-01-19 01:14:23	S	06 22 23.520	+37 14 05.42	–	V	C57
2020-01-19 01:14:23	s	1 -208093.21	4 +138852.29	7540.0	–	C57
2020-01-19 01:44:23	S	06 22 20.215	+37 15 28.62	–	V	C57
2020-01-19 01:44:23	s	1 -207698.30	1 +136642.91	7400.0	–	C57
2020-01-19 02:14:23	S	06 22 16.896	+37 16 52.00	–	V	C57
2020-01-19 02:14:23	s	1 -207286.18	5 +134422.28	4410.0	–	C57
2020-01-19 02:44:23	S	06 22 13.481	+37 18 18.97	–	V	C57
2020-01-19 02:44:23	s	1 -206856.57	8 +132190.38	8140.0	–	C57
2020-01-19 03:14:23	S	06 22 10.027	+37 19 45.73	–	V	C57
2020-01-19 03:14:23	s	1 -206409.18	4 +129947.18	8130.0	–	C57
2020-01-19 03:44:23	S	06 22 06.698	+37 21 09.58	–	V	C57
2020-01-19 03:44:23	s	1 -205943.70	2 +127692.65	3940.0	–	C57
2020-01-19 04:14:23	S	06 22 03.348	+37 22 34.72	–	V	C57
2020-01-19 04:14:23	s	1 -205459.81	9 +125426.79	5080.0	–	C57
2020-01-19 04:44:23	S	06 22 00.216	+37 23 55.79	–	V	C57
2020-01-19 04:44:23	s	1 -204957.21	7 +123149.55	1080.0	–	C57
2020-01-19 05:14:23	S	06 21 56.926	+37 25 19.88	–	V	C57
2020-01-19 05:14:23	s	1 -204435.56	8 +120860.94	1430.0	–	C57
2020-01-19 05:44:23	S	06 21 53.760	+37 26 42.54	–	V	C57
2020-01-19 05:44:23	s	1 -203894.53	5 +118560.93	5630.0	–	C57
2020-01-19 06:14:23	S	06 21 50.230	+37 28 11.78	–	V	C57
2020-01-19 06:14:23	s	1 -203333.77	3 +116249.51	3130.0	–	C57
2020-01-19 06:44:23	S	06 21 46.970	+37 29 33.36	–	V	C57
2020-01-19 06:44:23	s	1 -202752.92	5 +113926.66	3410.0	–	C57
2020-01-19 07:44:23	S	06 21 40.584	+37 32 18.02	–	V	C57
2020-01-19 07:44:23	s	1 -201529.50	1 +109246.66	0.0	–	C57
2020-01-19 08:14:23	S	06 21 37.032	+37 33 48.67	–	V	C57
2020-01-19 08:14:23	s	1 -200886.16	4 +106889.50	5150.0	–	C57
2020-01-19 08:44:23	S	06 21 33.931	+37 35 10.21	–	V	C57
2020-01-19 08:44:23	s	1 -200221.21	6 +104520.89	730.0	–	C57
2020-01-19 09:14:23	S	06 21 30.768	+37 36 31.79	–	V	C57
2020-01-19 09:14:23	s	1 -199534.25	0 +102140.84	6090.0	–	C57
2020-01-19 09:44:23	S	06 21 27.533	+37 37 55.88	–	V	C57
2020-01-19 09:44:23	s	1 -198824.84	4 +99749.366	600.0	–	C57
2020-01-19 10:14:23	S	06 21 24.266	+37 39 20.05	–	V	C57
2020-01-19 10:14:23	s	1 -198092.56	6 +97346.459	3570.0	–	C57
2020-01-19 10:44:23	S	06 21 21.106	+37 40 42.60	–	V	C57
2020-01-19 10:44:23	s	1 -197336.97	0 +94932.143	4320.0	–	C57
2020-01-19 11:14:23	S	06 21 17.870	+37 42 07.34	–	V	C57
2020-01-19 11:14:23	s	1 -196557.59	6 +92506.436	2120.0	–	C57
2020-01-19 11:44:23	S	06 21 14.626	+37 43 30.32	–	V	C57
2020-01-19 11:44:23	s	1 -195753.97	2 +90069.363	6250.0	–	C57
2020-01-19 12:14:23	S	06 21 11.446	+37 44 54.60	–	V	C57
2020-01-19 12:14:23	s	1 -194925.61	0 +87620.953	5930.0	–	C57
2020-01-19 12:44:23	S	06 21 08.179	+37 46 19.85	–	V	C57
2020-01-19 12:44:23	s	1 -194072.00	7 +85161.240	380.0	–	C57
2020-01-19 13:14:23	S	06 21 04.826	+37 47 46.00	–	V	C57
2020-01-19 13:14:23	s	1 -193192.64	6 +82690.267	8790.0	–	C57

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137199 (1999 KX4)