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181111 (2005 QJ88)
Classification: Main-belt Asteroid          SPK-ID: 2181111
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2409156975415739 4.7813e-08  
a 2.475924495092632 1.423e-08 au
q 1.879435418297121 1.1849e-07 au
i 8.269995379682372 5.9268e-06 deg
node 30.36988220057595 2.344e-05 deg
peri 302.7063298986284 2.5939e-05 deg
M 322.4426830482754 1.1564e-05 deg
tp 2459348.955598448533
(2021-May-14.45559845)
4.6402e-05 TDB
period 1422.998759740155
3.90
1.2268e-05
3.359e-08
d
yr
n .2529868684254772 2.181e-09 deg/d
Q 3.072413571888143 1.7658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2003-01-04  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:15  

Additional Information
 Earth MOID = .88349 au 
 Jupiter MOID = 2.35505 au 
 T_jup = 3.427 
[ 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 15.76   n/a E2021B55  

181111 (2005 QJ88)          Discovered 2005-Aug-24 by Broughton, J. at Reedy Creek
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 QJ88 = 2004 ER93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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