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
2020-05-09 09:44:18	S	15 22 54.595	+62 09 16.74	–	V	C57
2020-05-09 09:44:18	s	1 -159071.04	6 +311845.59	9460.0	–	C57
2020-05-09 10:14:18	S	15 22 53.873	+62 08 11.54	–	V	C57
2020-05-09 10:14:18	s	1 -159758.77	3 +310616.03	7680.0	–	C57
2020-05-09 10:44:18	S	15 22 53.299	+62 07 11.86	–	V	C57
2020-05-09 10:44:18	s	1 -160441.58	5 +309377.12	2640.0	–	C57
2020-05-09 10:48:16	C	15 19 12.00	+62 16 36.9	–	V	T08
2020-05-09 10:52:57	C	15 19 11.87	+62 16 25.9	–	V	T08
2020-05-09 11:01:34	C	15 19 11.65	+62 16 05.4	–	V	T08
2020-05-09 11:14:18	S	15 22 52.658	+62 06 03.96	–	V	C57
2020-05-09 11:14:18	s	1 -161119.42	9 +308128.84	4300.0	–	C57
2020-05-09 11:18:54	C	15 19 11.20	+62 15 24.3	–	V	T08
2020-05-09 13:44:18	S	15 22 50.016	+62 00 42.52	–	V	C57
2020-05-09 13:44:18	s	1 -164432.23	2 +301745.94	1480.0	–	C57
2020-05-09 14:14:18	S	15 22 49.421	+61 59 37.68	–	V	C57
2020-05-09 14:14:18	s	1 -165079.11	9 +300440.86	2380.0	–	C57
2020-05-09 14:44:18	S	15 22 48.869	+61 58 29.93	–	V	C57
2020-05-09 14:44:18	s	1 -165720.64	7 +299126.23	9650.0	–	C57
2020-05-09 15:14:18	S	15 22 47.957	+61 57 30.13	–	V	C57
2020-05-09 15:14:18	s	1 -166356.75	7 +297802.00	3260.0	–	C57
2020-05-09 15:44:18	S	15 22 47.383	+61 56 23.14	–	V	C57
2020-05-09 15:44:18	s	1 -166987.39	0 +296468.15	3150.0	–	C57
2020-05-09 16:14:18	S	15 22 47.028	+61 55 20.96	–	V	C57
2020-05-09 16:14:18	s	1 -167612.48	5 +295124.65	9270.0	–	C57
2020-05-09 16:44:18	S	15 22 46.454	+61 54 11.12	–	V	C57
2020-05-09 16:44:18	s	1 -168231.98	0 +293771.47	1580.0	–	C57
2020-05-09 17:14:18	S	15 22 45.833	+61 53 07.44	–	V	C57
2020-05-09 17:14:18	s	1 -168845.81	4 +292408.59	10.0	–	C57
2020-05-09 17:44:18	S	15 22 44.940	+61 52 04.04	–	V	C57
2020-05-09 17:44:18	s	1 -169453.92	2 +291035.96	4530.0	–	C57
2020-05-09 18:14:18	S	15 22 44.592	+61 50 56.51	–	V	C57
2020-05-09 18:14:18	s	1 -170056.24	0 +289653.56	5070.0	–	C57
2020-05-09 18:44:18	S	15 22 43.762	+61 49 55.02	–	V	C57
2020-05-09 18:44:18	s	1 -170652.70	4 +288261.36	1590.0	–	C57
2020-05-09 19:14:18	S	15 22 43.402	+61 48 50.94	–	V	C57
2020-05-09 19:14:18	s	1 -171243.24	7 +286859.32	4030.0	–	C57
2020-05-09 19:44:18	S	15 22 42.607	+61 47 42.14	–	V	C57
2020-05-09 19:44:18	s	1 -171827.80	1 +285447.42	2340.0	–	C57
2020-05-09 20:14:18	S	15 22 41.947	+61 46 39.83	–	V	C57
2020-05-09 20:14:18	s	1 -172406.29	9 +284025.63	6460.0	–	C57
2020-05-09 20:44:18	S	15 22 41.225	+61 45 35.14	–	V	C57
2020-05-09 20:44:18	s	1 -172978.67	2 +282593.90	6340.0	–	C57
2020-05-09 21:14:18	S	15 22 40.646	+61 44 29.36	–	V	C57
2020-05-09 21:14:18	s	1 -173544.84	9 +281152.21	1910.0	–	C57
2020-05-09 21:44:18	S	15 22 39.929	+61 43 24.24	–	V	C57
2020-05-09 21:44:18	s	1 -174104.75	8 +279700.52	3130.0	–	C57
2020-05-09 22:14:18	S	15 22 39.194	+61 42 18.97	–	V	C57
2020-05-09 22:14:18	s	1 -174658.32	8 +278238.80	9930.0	–	C57
2020-05-09 22:44:18	S	15 22 38.527	+61 41 14.60	–	V	C57
2020-05-09 22:44:18	s	1 -175205.48	4 +276767.02	2250.0	–	C57

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137199 (1999 KX4)