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JPL Small-Body Database Browser
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71144 (1999 XW182)
Classification: Main-belt Asteroid          SPK-ID: 2071144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2447762609966949 6.7277e-08  
a 2.636105563839604 1.3402e-08 au
q 1.990849500330361 1.7427e-07 au
i 8.77412999253273 5.6823e-06 deg
node 357.6063830173141 3.6587e-05 deg
peri 24.67449014662023 3.8354e-05 deg
M 222.595692210309 1.2135e-05 deg
tp 2459197.178612726857
(2020-Dec-13.67861273)
5.5456e-05 TDB
period 1563.301064115435
4.28
1.1922e-05
3.264e-08
d
yr
n .2302819388175236 1.7561e-09 deg/d
Q 3.281361627348847 1.6683e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      11482 days (31.44 yr)  
   first obs. used      1986-11-04  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59607  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:15:44  

Additional Information
 Earth MOID = .996253 au 
 Jupiter MOID = 2.20368 au 
 T_jup = 3.338 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO436280  

71144 (1999 XW182)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XW182 = 1986 VQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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