17511 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.3586725109 ± 2.00e+00
Semi-major axis (a)	1.1896886316 AU ± 3.00e+00
Inclination (i)	9.57989116° ± 4.00e+00
Long. of Asc. Node (Ω)	355.88427875° ± 5.00e+00
Arg. of Perihelion (ω)	202.43253869° ± 6.00e+00
Mean Anomaly (M)	314.74363265° ± 6.06e-05
Mean Motion (n)	0.7595603900°/day ± 2.87e+00
Perihelion dist (q)	0.76298002 AU ± 3.06e+00
Aphelion dist (Q)	1.61639724 AU ± 4.72e+00
Orbital Period	1.29762728 yr ± 4.91e+00
NGA Model	r2
A2	-3.81769305e-07 AU/d²

Physical Parameters

H (abs. magnitude)	17.32
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-26
RMS Residual	0.526″
Uncertainty	0
Orbit Type	Apollo
MOID	0.132212 AU
Observations Used	2362
Gaia Obs Used	21
Oppositions	6
Arc Total	1992-2025
First Observation Used	1992-08-29
Last Observation Used	2025-11-03

Observations (2936)

Date	Type	RA	Dec	Mag	Band	Observatory
2018-08-27 13:44:41	S	23 40 18.485	-12 01 15.46	–	V	C57
2018-08-27 13:44:41	s	1 +17023.926	0 +340840.38	3680.0	–	C57
2018-08-27 14:14:41	S	23 40 14.597	-12 01 16.07	–	V	C57
2018-08-27 14:14:41	s	1 +15877.107	0 +341611.46	2870.0	–	C57
2018-08-27 14:44:41	S	23 40 10.829	-12 01 17.08	–	V	C57
2018-08-27 14:44:41	s	1 +14729.692	0 +342372.08	1480.0	–	C57
2018-08-27 15:14:41	S	23 40 06.926	-12 01 16.61	–	V	C57
2018-08-27 15:14:41	s	1 +13581.718	0 +343122.29	9770.0	–	C57
2018-08-27 15:44:41	S	23 40 02.741	-12 01 16.07	–	V	C57
2018-08-27 15:44:41	s	1 +12433.221	0 +343862.10	8020.0	–	C57
2018-08-27 16:14:41	S	23 39 58.870	-12 01 19.09	–	V	C57
2018-08-27 16:14:41	s	1 +11284.238	0 +344591.55	6480.0	–	C57
2018-08-27 16:44:41	S	23 39 54.998	-12 01 24.17	–	V	C57
2018-08-27 16:44:41	s	1 +10134.804	0 +345310.66	5430.0	–	C57
2018-08-27 17:14:41	S	23 39 51.190	-12 01 20.60	–	V	C57
2018-08-27 17:44:41	S	23 39 47.410	-12 01 20.64	–	V	C57
2018-08-27 18:14:41	S	23 39 43.622	-12 01 22.55	–	V	C57
2018-08-27 19:14:41	S	23 39 35.398	-12 01 20.75	–	V	C57
2018-08-27 19:44:41	S	23 39 31.615	-12 01 23.38	–	V	C57
2018-08-27 20:14:41	S	23 39 27.672	-12 01 23.77	–	V	C57
2018-08-27 20:44:41	S	23 39 24.086	-12 01 24.06	–	V	C57
2018-08-27 22:14:41	S	23 39 11.952	-12 01 28.02	–	V	C57
2018-08-27 22:44:41	S	23 39 08.280	-12 01 26.62	–	V	C57
2018-08-27 23:14:41	S	23 39 04.414	-12 01 26.76	–	V	C57
2018-08-27 23:44:41	S	23 39 00.686	-12 01 27.30	–	V	C57
2018-08-28 01:14:41	S	23 38 48.686	-12 01 29.89	–	V	C57
2018-08-28 01:44:41	S	23 38 44.995	-12 01 29.28	–	V	C57
2018-08-28 01:44:41	s	1 -10584.397	0 +356519.35	9740.0	–	C57
2018-08-28 02:14:41	S	23 38 41.237	-12 01 30.54	–	V	C57
2018-08-28 02:14:41	s	1 -11735.976	0 +357047.21	4580.0	–	C57
2018-08-28 02:44:41	S	23 38 37.366	-12 01 31.04	–	V	C57
2018-08-28 02:44:41	s	1 -12887.351	0 +357565.24	4650.0	–	C57
2018-08-28 03:14:41	S	23 38 33.641	-12 01 28.99	–	V	C57
2018-08-28 03:14:41	s	1 -14038.493	0 +358073.48	190.0	–	C57
2018-08-28 04:14:41	S	23 38 25.654	-12 01 31.40	–	V	C57
2018-08-28 04:14:41	s	1 -16339.956	0 +359060.67	8480.0	–	C57
2018-08-28 04:44:41	S	23 38 21.734	-12 01 32.92	–	V	C57
2018-08-28 04:44:41	s	1 -17490.218	0 +359539.66	1660.0	–	C57
2018-08-28 05:14:41	S	23 38 17.899	-12 01 31.69	–	V	C57
2018-08-28 05:14:41	s	1 -18640.129	0 +360008.94	1160.0	–	C57
2018-08-28 05:44:41	S	23 38 14.076	-12 01 33.60	–	V	C57
2018-08-28 05:44:41	s	1 -19789.660	0 +360468.54	7170.0	–	C57
2018-08-28 07:14:41	S	23 38 02.424	-12 01 35.29	–	V	C57
2018-08-28 07:14:41	s	1 -23235.684	0 +361789.45	6350.0	–	C57
2018-08-28 07:44:41	S	23 37 58.678	-12 01 35.98	–	V	C57
2018-08-28 07:44:41	s	1 -24383.408	0 +362210.53	480.0	–	C57
2018-08-28 08:14:41	S	23 37 54.840	-12 01 36.41	–	V	C57
2018-08-28 08:14:41	s	1 -25530.610	0 +362622.03	2150.0	–	C57
2018-08-28 08:44:41	S	23 37 51.034	-12 01 35.90	–	V	C57
2018-08-28 08:44:41	s	1 -26677.261	0 +363023.97	1550.0	–	C57

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17511 (1992 QN)