17511 (1992 QN)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
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 Period1.29762728 yr ± 4.91e+00
NGA Modelr2
A2-3.81769305e-07 AU/d²
Physical Parameters
H (abs. magnitude)17.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.526″
Uncertainty0
Orbit TypeApollo
MOID0.132212 AU
Observations Used2362
Gaia Obs Used21
Oppositions6
Arc Total1992-2025
First Observation Used1992-08-29
Last Observation Used2025-11-03
Observations (2936)
Date Type RA Dec Mag Band Observatory
2018-08-17 00:14:35 C 00 11 36.93 -11 24 46.7 u 557
2018-08-17 01:16:27 C 00 11 30.02 -11 24 55.6 u 557
2018-08-17 02:17:20 C 00 11 23.23 -11 25 04.0 u 557
2018-08-17 23:52:12 C 00 09 02.34 -11 28 06.8 u 557
2018-08-18 00:20:02 C 00 08 59.16 -11 28 10.9 u 557
2018-08-18 00:47:25 C 00 08 56.04 -11 28 14.8 u 557
2018-08-18 13:35:11 C 00 07 30.32 -11 29 56.6 U T08
2018-08-18 13:50:57 C 00 07 28.47 -11 29 58.7 U T08
2018-08-18 14:06:59 C 00 07 26.59 -11 30 00.7 U T08
2018-08-18 14:26:20 C 00 07 24.32 -11 30 03.5 U T08
2018-08-19 13:37:42 C 00 04 47.39 -11 33 20.9 U T05
2018-08-19 13:53:12 C 00 04 45.53 -11 33 23.1 U T05
2018-08-19 14:07:59 C 00 04 43.77 -11 33 25.0 U T05
2018-08-20 00:08:42 C 00 03 35.64 -11 34 56.7 u 557
2018-08-20 01:10:32 C 00 03 28.29 -11 35 05.5 u 557
2018-08-20 02:09:17 C 00 03 21.27 -11 35 13.3 u 557
2018-08-20 02:28:32 C 00 03 19.10 -11 35 16.3 U K74
2018-08-20 02:31:06 C 00 03 18.78 -11 35 16.6 U K74
2018-08-20 02:33:40 C 00 03 18.47 -11 35 17.2 U K74
2018-08-20 13:41:27 C 00 02 01.03 -11 36 43.6 U T05
2018-08-20 13:56:59 C 00 01 59.15 -11 36 45.6 U T05
2018-08-20 14:11:38 C 00 01 57.37 -11 36 47.7 U T05
2018-08-20 14:27:14 C 00 01 55.48 -11 36 49.8 U T05
2018-08-20 23:31:50 C 00 00 52.88 -11 38 12.8 u 557
2018-08-21 00:21:19 C 00 00 46.90 -11 38 19.8 u 557
2018-08-21 01:20:04 C 00 00 39.81 -11 38 28.0 u 557
2018-08-21 02:22:12 C 00 00 32.29 -11 38 36.5 u 557
2018-08-21 12:27:21 C 23 59 21.324 -11 39 53.35 U F51
2018-08-21 12:43:12 C 23 59 19.363 -11 39 55.53 U F51
2018-08-21 12:55:51 C 23 59 17.77 -11 39 57.3 U T08
2018-08-21 12:59:05 C 23 59 17.397 -11 39 57.64 U F51
2018-08-21 13:10:37 C 23 59 15.96 -11 39 59.0 U T08
2018-08-21 13:25:04 C 23 59 14.16 -11 40 00.6 U T08
2018-08-21 13:40:09 C 23 59 12.30 -11 40 02.7 U T08
2018-08-23 15:14:41 S 23 53 22.414 -11 50 56.15 V C57
2018-08-23 15:14:41 s 1 +114003.11 0 -34948.263 9530.0 C57
2018-08-23 16:44:41 S 23 53 09.125 -11 51 24.84 V C57
2018-08-23 16:44:41 s 1 +118711.25 6 -25840.307 8710.0 C57
2018-08-23 17:14:41 S 23 53 04.867 -11 51 33.26 V C57
2018-08-23 17:14:41 s 1 +120162.94 9 -22776.441 3570.0 C57
2018-08-23 17:44:41 S 23 53 00.698 -11 51 42.55 V C57
2018-08-23 17:44:41 s 1 +121557.45 5 -19701.758 8820.0 C57
2018-08-23 18:14:41 S 23 52 56.378 -11 51 50.22 V C57
2018-08-23 18:14:41 s 1 +122895.79 9 -16617.995 7600.0 C57
2018-08-23 19:44:41 S 23 52 42.919 -11 52 16.14 V C57
2018-08-23 19:44:41 s 1 +126584.32 4 - 7328.291 9600.0 C57
2018-08-23 20:14:41 S 23 52 38.714 -11 52 25.54 V C57
2018-08-23 20:14:41 s 1 +127708.51 9 - 4223.855 7940.0 C57
2018-08-23 20:44:41 S 23 52 34.726 -11 52 32.05 V C57
2018-08-23 20:44:41 s 1 +128781.82 2 - 1117.757 8380.0 C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1996-01-13 09:00:00 172455 2 Hz 8510 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)