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150113 (1991 VX4)
Classification: Main-belt Asteroid          SPK-ID: 2150113
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2584895148086623 9.4865e-08  
a 2.359521098427279 2.2951e-08 AU
q 1.749609634514009 2.1782e-07 AU
i 7.408989709819128 8.61e-06 deg
node 24.20343700946797 6.9971e-05 deg
peri 21.32039131228866 7.4511e-05 deg
M 131.7346103702931 2.0934e-05 deg
tp 2456516.069348013692
(2013-Aug-11.56934801)
7.5858e-05 JED
period 1323.836114327613
3.62
1.9315e-05
5.288e-08
d
yr
n .2719369838183081 3.9677e-09 deg/d
Q 2.969432562340548 2.8883e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      8240 days (22.56 yr)  
   first obs. used      1991-11-04  
   last obs. used      2014-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54637  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 16:43:56  

Additional Information
 Earth MOID = .760518 AU 
 T_jup = 3.495 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9 mag n/a MPO114845  

150113 (1991 VX4)          Discovered 1991-Nov-04 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1991 VX4 = 2002 RA108 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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