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17511 (1992 QN)
Classification: Apollo [NEO]          SPK-ID: 2017511
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 243 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3588380539986287 3.9236e-08  
a 1.189978886700507 1.2758e-09 au
q .7629691786974425 4.6478e-08 au
i 9.582650846260748 4.0769e-06 deg
node 355.9243690577127 1.8749e-05 deg
peri 202.3593541462581 2.102e-05 deg
M 235.8040998597124 1.4981e-05 deg
tp 2459164.073169719336
(2020-Nov-10.57316972)
1.9922e-05 TDB
period 474.1407810760645
1.30
7.6251e-07
2.088e-09
d
yr
n .7592681633142344 1.2211e-09 deg/d
Q 1.616988594703572 1.7336e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1550  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      9656 days (26.44 yr)  
   first obs. used      1992-08-29  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Apr-20 07:26:53  

Additional Information
 Earth MOID = .132266 au 
 Jupiter MOID = 3.34635 au 
 T_jup = 5.253 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO452419  
rotation period rot_per 5.9902 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.]
[Krugly, Yu.N.; Bel'skaya, I.N.; Shevchenko, V.G.; et al. (2002) Icarus 158, 294-304.]
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Warner, B.D. (2018) Minor Planet Bull. 45, 138-147.]
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

17511 (1992 QN)          Discovered 1992-Aug-29 by Helin, E. F., Alu, J. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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