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JPL Small-Body Database Browser
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160887 (2001 QD223)
Classification: Outer Main-belt Asteroid          SPK-ID: 2160887
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438688609102405 7.0378e-08  
a 3.240640470247737 2.5608e-08 au
q 2.774413217173568 2.253e-07 au
i 1.01866346629575 7.3073e-06 deg
node 352.487226930725 0.00026077 deg
peri 359.0875898048226 0.00026128 deg
M 349.5768771121571 1.6392e-05 deg
tp 2458662.193592592645
(2019-Jun-27.69359259)
9.7075e-05 TDB
period 2130.809889928154
5.83
2.5257e-05
6.915e-08
d
yr
n .1689498447053568 2.0026e-09 deg/d
Q 3.706867723321905 2.9292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      8387 days (22.96 yr)  
   first obs. used      1996-11-08  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:43:17  

Additional Information
 Earth MOID = 1.76786 au 
 Jupiter MOID = 1.7199 au 
 T_jup = 3.167 
[ 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 15.3   n/a MPO410843  

160887 (2001 QD223)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 QD223 = 1996 VH20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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