137170 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4625092333 ± 7.37e-09
Semi-major axis (a)	0.8191205796 AU ± 6.91e-11
Inclination (i)	25.65676684° ± 6.33e-07
Long. of Asc. Node (Ω)	155.84265542° ± 1.66e-06
Arg. of Perihelion (ω)	253.41802715° ± 1.46e-06
Mean Anomaly (M)	60.85489352° ± 1.85e-06
Mean Motion (n)	1.3295066693°/day ± 1.68e-10
Perihelion dist (q)	0.44026975 AU ± 6.04e-09
Aphelion dist (Q)	1.19797141 AU ± 6.04e-09
Orbital Period	0.74134738 yr ± 9.38e-11

Physical Parameters

H (abs. magnitude)	14.66
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.179″
Uncertainty	0
Orbit Type	Aten
MOID	0.173761 AU
Observations Used	8344
Radar Obs Used	1
Gaia Obs Used	16
Oppositions	6
Arc Total	1999-2017
First Observation Used	1999-04-20
Last Observation Used	2025-08-18

Observations (8901)

Date	Type	RA	Dec	Mag	Band	Observatory
2019-04-26 16:24:47	C	08 52 50.91	+59 12 02.7	–	q	C97
2019-04-26 16:25:58	C	08 52 51.27	+59 12 01.7	–	q	C97
2019-04-26 16:27:08	C	08 52 51.63	+59 12 00.9	–	q	C97
2019-04-26 16:28:19	C	08 52 52.01	+59 11 59.9	–	q	C97
2019-04-26 16:29:31	C	08 52 52.39	+59 11 59.0	–	q	C97
2019-04-26 16:30:42	C	08 52 52.74	+59 11 58.3	–	q	C97
2019-04-26 16:31:53	C	08 52 53.10	+59 11 57.4	–	q	C97
2019-04-26 19:39:59	C	08 53 53.33	+59 09 38.1	–	q	006
2019-04-26 19:44:59	C	08 53 54.89	+59 09 34.4	–	q	006
2019-04-26 19:47:59	C	08 53 55.82	+59 09 32.3	–	q	006
2019-04-26 19:51:59	C	08 53 57.05	+59 09 29.8	–	q	006
2019-04-26 19:55:59	C	08 53 58.45	+59 09 26.3	–	q	006
2019-04-26 19:58:59	C	08 53 59.19	+59 09 23.7	–	q	006
2019-04-26 20:02:59	C	08 54 00.47	+59 09 21.1	–	q	006
2019-04-26 20:06:59	C	08 54 01.69	+59 09 18.1	–	q	006
2019-04-27 04:22:46	C	08 56 37.13	+59 03 17.2	–	V	703
2019-04-27 04:31:09	C	08 56 39.68	+59 03 10.7	–	V	703
2019-04-27 04:47:54	C	08 56 44.82	+59 02 57.7	–	V	703
2019-04-27 07:53:46	C	08 57 42.37	+59 00 42.4	–	V	T05
2019-04-27 08:14:11	C	08 57 48.57	+59 00 26.2	–	V	T05
2019-04-27 08:26:09	C	08 57 52.19	+59 00 16.8	–	V	T05
2019-04-27 20:23:12	C	09 01 32.57	+58 51 11.8	–	q	006
2019-04-27 20:27:12	C	09 01 33.82	+58 51 08.2	–	q	006
2019-04-27 20:31:12	C	09 01 34.89	+58 51 05.6	–	q	006
2019-04-27 20:35:12	C	09 01 36.10	+58 51 02.1	–	q	006
2019-04-27 20:39:12	C	09 01 37.28	+58 50 59.3	–	q	006
2019-04-27 20:43:12	C	09 01 38.44	+58 50 55.9	–	q	006
2019-04-27 20:47:11	C	09 01 39.65	+58 50 52.7	–	q	006
2019-04-27 20:51:12	C	09 01 40.84	+58 50 49.5	–	q	006
2019-04-28 04:23:32	C	09 03 56.72	+58 45 01.2	–	V	654
2019-04-28 05:08:22	C	09 04 09.77	+58 44 24.8	–	V	654
2019-04-28 05:59:34	C	09 04 24.71	+58 43 42.6	–	V	654
2019-04-29 16:30:56	C	09 14 21.59	+58 15 47.8	–	q	C97
2019-04-29 16:32:07	C	09 14 21.97	+58 15 46.1	–	q	C97
2019-04-29 16:33:18	C	09 14 22.25	+58 15 45.4	–	q	C97
2019-04-29 16:34:29	C	09 14 22.73	+58 15 43.8	–	q	C97
2019-04-29 16:35:40	C	09 14 22.88	+58 15 43.6	–	q	C97
2019-04-29 16:36:51	C	09 14 23.29	+58 15 41.6	–	q	C97
2019-04-29 16:38:02	C	09 14 23.57	+58 15 41.4	–	q	C97
2019-04-29 16:39:12	C	09 14 23.75	+58 15 40.9	–	q	C97
2019-04-30 04:30:23	C	09 17 39.67	+58 05 35.9	–	V	703
2019-04-30 04:38:47	C	09 17 41.91	+58 05 28.5	–	V	703
2019-04-30 04:47:12	C	09 17 44.16	+58 05 20.9	–	V	703
2019-05-01 08:13:32	C	09 25 01.41	+57 41 31.4	–	V	T05
2019-05-01 08:35:00	C	09 25 06.84	+57 41 11.5	–	V	T05
2019-05-01 08:42:16	C	09 25 08.68	+57 41 04.7	–	V	T05
2019-05-01 08:57:06	C	09 25 12.43	+57 40 50.7	–	V	T05
2019-05-01 16:35:58	C	09 27 11.27	+57 34 06.7	–	q	C97
2019-05-01 16:37:10	C	09 27 11.54	+57 34 05.7	–	q	C97
2019-05-01 16:38:21	C	09 27 11.85	+57 34 04.6	–	q	C97

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137170 (1999 HF1)