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118769 (2000 QJ249)
Classification: Main-belt Asteroid          SPK-ID: 2118769
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07209134856226981 4.251e-08  
a 2.778809048460036 1.7084e-08 au
q 2.578480956759515 1.2069e-07 au
i 5.470864890580239 4.4868e-06 deg
node 335.2400670984902 4.2818e-05 deg
peri 55.33075684569872 5.1965e-05 deg
M 57.76169762247123 2.8227e-05 deg
tp 2458729.028694551749
(2019-Sep-02.52869455)		 0.00013257 TDB
period 1691.945943142609
4.63		 1.5603e-05
4.272e-08		 d
yr
n .2127727552165989 1.9622e-09 deg/d
Q 2.979137140160558 1.8316e-08 au
   Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7383 days (20.21 yr)  
   first obs. used      2000-08-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:45:31  

Additional Information
 Earth MOID = 1.58773 au 
 Jupiter MOID = 2.34446 au 
 T_jup = 3.324 
[ 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 15.5   n/a MPO502795  

118769 (2000 QJ249)          Discovered 2000-Aug-28 by Buie, M. W. at Cerro Tololo
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1977-Dec-15 06:31 00:01 Thisb 0.0346002585118317 0.0345942664027614 0.0346062539964866 3.51356260035221 3.51356254426708 2443492.771427046 1.36492186398989 633.911688012703 80.2479888508484 62.7673336846045 57431.2292341914 T 25 CATAB v2.0f-lin.ifort 2020-Dec-17 22:45:33 2020-Dec-17 22:45

Alternate Designations
 2000 QJ249 = 2002 CK67 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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