2017 SH12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.1203314529 ± 2.45e-04
Semi-major axis (a)	1.0203072305 AU ± 3.18e-04
Inclination (i)	16.93790868° ± 6.64e-02
Long. of Asc. Node (Ω)	177.44710194° ± 1.71e-02
Arg. of Perihelion (ω)	38.52686173° ± 9.92e-02
Mean Anomaly (M)	110.75592914° ± 1.49e+00
Mean Motion (n)	0.9563477262°/day ± 4.47e-04
Perihelion dist (q)	0.89753218 AU ± 3.75e-04
Aphelion dist (Q)	1.14308228 AU ± 4.35e-04
Orbital Period	1.03061497 yr ± 4.82e-04

Physical Parameters

H (abs. magnitude)	23.80
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.189″
Uncertainty	4
Orbit Type	Apollo
MOID	0.073263 AU
Observations Used	15
Oppositions	1
Arc Total	2017-2017
First Observation Used	2017-09-22
Last Observation Used	2017-09-24

Observations (15)

Date	Type	RA	Dec	Mag	Band	Observatory
2017-09-22 11:19:06	C	02 12 57.754	-01 10 56.77	–	L	F51
2017-09-22 11:36:57	C	02 12 56.817	-01 12 33.04	–	L	F51
2017-09-22 11:54:52	C	02 12 55.864	-01 14 09.23	–	L	F51
2017-09-23 08:21:44	C	02 12 10.80	-03 04 11.4	–	o	926
2017-09-23 08:27:03	C	02 12 10.50	-03 04 40.0	–	o	926
2017-09-23 08:32:22	C	02 12 10.23	-03 05 08.7	–	o	926
2017-09-23 11:53:22	C	02 12 02.168	-03 22 53.97	–	U	568
2017-09-23 11:54:43	C	02 12 02.095	-03 23 01.26	–	U	568
2017-09-23 11:56:04	C	02 12 02.016	-03 23 08.52	–	U	568
2017-09-24 07:53:20	C	02 11 13.49	-05 09 54.1	–	u	H21
2017-09-24 08:04:51	C	02 11 12.83	-05 10 55.5	–	u	H21
2017-09-24 08:21:47	C	02 11 11.90	-05 12 25.4	–	u	H21
2017-09-24 11:28:37	C	02 11 02.61	-05 28 49.5	–	o	926
2017-09-24 11:34:18	C	02 11 02.32	-05 29 20.2	–	o	926
2017-09-24 11:40:00	C	02 11 02.00	-05 29 50.3	–	o	926