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
2018-09-03 15:44:41	s	1 -220215.56	2 +93214.777	0.636	–	C57
2018-09-03 16:14:41	S	23 19 45.413	-12 03 28.66	–	V	C57
2018-09-03 16:14:41	s	1 -219709.50	1 +91104.252	0.882	–	C57
2018-09-03 17:14:41	S	23 19 38.950	-12 03 31.61	–	V	C57
2018-09-03 17:14:41	s	1 -218649.84	2 +86863.457	0.562	–	C57
2018-09-03 17:44:41	S	23 19 35.594	-12 03 33.34	–	V	C57
2018-09-03 17:44:41	s	1 -218095.89	6 +84733.324	0.779	–	C57
2018-09-03 18:44:41	S	23 19 28.879	-12 03 36.94	–	V	C57
2018-09-03 18:44:41	s	1 -216938.88	6 +80453.954	0.407	–	C57
2018-09-03 19:14:41	S	23 19 25.685	-12 03 39.56	–	V	C57
2018-09-03 19:14:41	s	1 -216335.45	7 +78304.871	0.589	–	C57
2018-09-03 19:44:41	S	23 19 22.394	-12 03 41.54	–	V	C57
2018-09-03 19:44:41	s	1 -215715.16	6 +76149.632	0.193	–	C57
2018-09-03 20:14:41	S	23 19 19.058	-12 03 43.24	–	V	C57
2018-09-03 20:14:41	s	1 -215077.82	4 +73988.321	0.099	–	C57
2018-09-03 20:44:41	S	23 19 15.706	-12 03 45.94	–	V	C57
2018-09-03 20:44:41	s	1 -214423.24	0 +71821.026	0.186	–	C57
2018-09-03 21:44:41	S	23 19 08.887	-12 03 48.74	–	V	C57
2018-09-03 21:44:41	s	1 -213061.56	2 +67468.858	0.402	–	C57
2018-09-03 22:14:41	S	23 19 05.753	-12 03 51.73	–	V	C57
2018-09-03 22:14:41	s	1 -212354.07	0 +65284.179	0.275	–	C57
2018-09-03 22:44:41	S	23 19 02.299	-12 03 53.14	–	V	C57
2018-09-03 22:44:41	s	1 -211628.54	0 +63093.905	0.819	–	C57
2018-09-03 23:14:41	S	23 18 59.232	-12 03 56.20	–	V	C57
2018-09-03 23:14:41	s	1 -210884.76	5 +60898.143	0.898	–	C57
2018-09-03 23:44:41	S	23 18 55.898	-12 03 58.90	–	V	C57
2018-09-03 23:44:41	s	1 -210122.53	5 +58697.005	0.378	–	C57
2018-09-04 00:44:41	S	23 18 49.037	-12 04 03.29	–	V	C57
2018-09-04 00:44:41	s	1 -208541.85	4 +54279.063	0.983	–	C57
2018-09-04 01:14:41	S	23 18 45.816	-12 04 05.92	–	V	C57
2018-09-04 01:14:41	s	1 -207722.96	8 +52062.503	0.823	–	C57
2018-09-04 01:44:41	S	23 18 42.434	-12 04 06.85	–	V	C57
2018-09-04 01:44:41	s	1 -206884.75	5 +49841.055	0.494	–	C57
2018-09-04 02:14:41	S	23 18 39.180	-12 04 09.41	–	V	C57
2018-09-04 02:14:41	s	1 -206026.99	0 +47614.853	0.848	–	C57
2018-09-04 02:44:41	S	23 18 36.084	-12 04 12.76	–	V	C57
2018-09-04 02:44:41	s	1 -205149.44	2 +45384.035	0.733	–	C57
2018-09-04 03:44:41	S	23 18 29.162	-12 04 18.19	–	V	C57
2018-09-04 03:44:41	s	1 -203334.06	3 +40909.137	0.474	–	C57
2018-09-04 04:14:41	S	23 18 25.970	-12 04 21.72	–	V	C57
2018-09-04 04:14:41	s	1 -202395.75	6 +38665.364	0.012	–	C57
2018-09-04 04:44:41	S	23 18 22.637	-12 04 22.66	–	V	C57
2018-09-04 04:44:41	s	1 -201436.71	2 +36417.589	0.446	–	C57
2018-09-04 05:14:41	S	23 18 19.397	-12 04 25.61	–	V	C57
2018-09-04 05:14:41	s	1 -200456.68	6 +34165.979	0.61	–	C57
2018-09-04 05:44:41	S	23 18 16.200	-12 04 28.85	–	V	C57
2018-09-04 05:44:41	s	1 -199455.42	7 +31910.711	0.333	–	C57
2018-09-04 06:44:41	S	23 18 09.283	-12 04 35.80	–	V	C57
2018-09-04 06:44:41	s	1 -197388.18	5 +27389.933	0.767	–	C57
2018-09-04 07:14:41	S	23 18 05.962	-12 04 38.03	–	V	C57

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17511 (1992 QN)