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5292 (1991 AJ1)
Classification: Main-belt Asteroid          SPK-ID: 2005292
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556182133377746 7.4193e-08  
a 2.5667236932177 2.6486e-08 AU
q 2.167294737947427 1.9574e-07 AU
i 15.47273176545473 8.4035e-06 deg
node 94.71210602880475 2.862e-05 deg
peri 261.2852335041703 4.5266e-05 deg
M 356.2891648902802 3.8554e-05 deg
tp 2456815.982327945961
(2014-Jun-07.48232795)
0.00016089 JED
period 1501.990224773627
4.11
2.3249e-05
6.365e-08
d
yr
n .2396819859824704 3.71e-09 deg/d
Q 2.966152648487972 3.0608e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      14983 days (41.02 yr)  
   first obs. used      1972-06-07  
   last obs. used      2013-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54824  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:10:45  

Additional Information
 Earth MOID = 1.22297 AU 
 T_jup = 3.365 
[ 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 11.8 mag n/a MPO263395  

5292 (1991 AJ1)          Discovered 1991-Jan-12 by Shiozawa and Kizawa at Fujieda
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 AJ1 = 1952 RG = 1972 LA = 1976 KL = 1983 AB2 = 1988 JL2 = 1988 JX2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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