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7091 (1992 JA)
Classification: Main-belt Asteroid          SPK-ID: 2007091
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19953255317118 6.6512e-08  
a 2.346236202420456 1.6573e-08 AU
q 1.878085702608849 1.5963e-07 AU
i 24.07213045792796 8.8466e-06 deg
node 234.7232416185742 1.7313e-05 deg
peri 326.9192266511195 2.8982e-05 deg
M 121.6152372174213 2.3184e-05 deg
tp 2456557.053210644253
(2013-Sep-21.55321064)
8.3978e-05 JED
period 1312.671403852677
3.59
1.3909e-05
3.808e-08
d
yr
n .2742498990557756 2.9059e-09 deg/d
Q 2.814386702232063 1.988e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      715  
   data-arc span      21749 days (59.55 yr)  
   first obs. used      1954-12-21  
   last obs. used      2014-07-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54399  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:07:10  

Additional Information
 Earth MOID = .899233 AU 
 T_jup = 3.419 
[ 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 13.2 mag n/a MPO299013  

7091 (1992 JA)          Discovered 1992-May-01 by Lawrence, K., Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 JA = 1954 YO 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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