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
2020-05-11 10:28:49	C	15 18 50.26	+60 21 46.5	–	V	T05
2020-05-11 10:33:26	C	15 18 50.15	+60 21 35.1	–	V	T05
2020-05-11 10:41:24	C	15 18 49.95	+60 21 15.4	–	V	T05
2020-05-11 10:44:18	S	15 21 25.418	+60 22 21.94	–	V	C57
2020-05-11 10:44:18	s	1 -190871.15	6 +141648.06	9030.0	–	C57
2020-05-11 10:48:02	C	15 18 49.79	+60 20 59.2	–	V	T05
2020-05-11 11:14:18	S	15 21 23.954	+60 21 17.03	–	V	C57
2020-05-11 11:14:18	s	1 -190618.88	5 +139322.91	2600.0	–	C57
2020-05-11 11:44:18	S	15 21 22.596	+60 20 07.19	–	V	C57
2020-05-11 11:44:18	s	1 -190348.00	3 +136984.20	1560.0	–	C57
2020-05-11 11:46:40	C	15 18 48.39	+60 18 33.7	–	V	T05
2020-05-11 12:14:18	S	15 21 21.214	+60 19 02.75	–	V	C57
2020-05-11 12:14:18	s	1 -190058.15	6 +134631.89	5610.0	–	C57
2020-05-11 12:44:18	S	15 21 19.865	+60 17 54.10	–	V	C57
2020-05-11 12:44:18	s	1 -189748.98	4 +132265.92	4440.0	–	C57
2020-05-11 13:14:18	S	15 21 18.254	+60 16 46.67	–	V	C57
2020-05-11 13:14:18	s	1 -189420.11	2 +129886.27	7740.0	–	C57
2020-05-11 13:44:18	S	15 21 16.790	+60 15 41.47	–	V	C57
2020-05-11 13:44:18	s	1 -189071.15	9 +127492.89	5160.0	–	C57
2020-05-11 14:14:18	S	15 21 15.278	+60 14 34.08	–	V	C57
2020-05-11 14:14:18	s	1 -188701.72	9 +125085.73	6380.0	–	C57
2020-05-11 14:44:18	S	15 21 13.661	+60 13 25.68	–	V	C57
2020-05-11 14:44:18	s	1 -188311.41	6 +122664.78	1050.0	–	C57
2020-05-11 15:14:18	S	15 21 12.286	+60 12 19.55	–	V	C57
2020-05-11 15:14:18	s	1 -187899.80	3 +120229.98	8790.0	–	C57
2020-05-11 15:44:18	S	15 21 10.651	+60 11 11.18	–	V	C57
2020-05-11 15:44:18	s	1 -187466.45	9 +117781.32	9260.0	–	C57
2020-05-11 16:14:18	S	15 21 09.134	+60 10 03.76	–	V	C57
2020-05-11 16:14:18	s	1 -187010.94	0 +115318.76	2050.0	–	C57
2020-05-11 16:44:18	S	15 21 07.565	+60 08 56.36	–	V	C57
2020-05-11 16:44:18	s	1 -186532.79	0 +112842.28	6780.0	–	C57
2020-05-11 17:14:18	S	15 21 06.072	+60 07 48.36	–	V	C57
2020-05-11 17:14:18	s	1 -186031.53	7 +110351.86	3030.0	–	C57
2020-05-11 17:44:18	S	15 21 04.346	+60 06 42.23	–	V	C57
2020-05-11 17:44:18	s	1 -185506.69	6 +107847.48	390.0	–	C57
2020-05-11 18:14:18	S	15 21 02.748	+60 05 36.56	–	V	C57
2020-05-11 18:14:18	s	1 -184957.76	6 +105329.13	8410.0	–	C57
2020-05-11 18:44:18	S	15 21 01.181	+60 04 28.24	–	V	C57
2020-05-11 18:44:18	s	1 -184384.23	1 +102796.79	6660.0	–	C57
2020-05-11 19:14:18	S	15 20 59.484	+60 03 19.98	–	V	C57
2020-05-11 19:14:18	s	1 -183785.55	7 +100250.48	4660.0	–	C57
2020-05-11 19:44:18	S	15 20 57.948	+60 02 11.51	–	V	C57
2020-05-11 19:44:18	s	1 -183161.19	4 +97690.183	1930.0	–	C57
2020-05-11 20:14:18	S	15 20 56.119	+60 01 03.90	–	V	C57
2020-05-11 20:14:18	s	1 -182510.57	5 +95115.910	7980.0	–	C57
2020-05-11 20:44:18	S	15 20 54.487	+59 59 56.80	–	V	C57
2020-05-11 20:44:18	s	1 -181833.11	3 +92527.677	2290.0	–	C57
2020-05-11 21:14:18	S	15 20 52.853	+59 58 48.76	–	V	C57
2020-05-11 21:14:18	s	1 -181128.20	2 +89925.505	4330.0	–	C57
2020-05-11 21:44:18	S	15 20 50.789	+59 57 39.49	–	V	C57

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137199 (1999 KX4)