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7340 (1991 UA2)
Classification: Main-belt Asteroid          SPK-ID: 2007340
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02832430015039259 6.1152e-08  
a 2.832205064003718 2.1165e-08 AU
q 2.751984837683414 1.6972e-07 AU
i 1.083385460404402 5.7554e-06 deg
node 303.2764150360624 0.0002691 deg
peri 215.0350614870148 0.00028277 deg
M 188.0562313240355 8.6732e-05 deg
tp 2457832.013701769568
(2017-Mar-19.51370177)
0.0004196 JED
period 1740.946676591537
4.77
1.9516e-05
5.343e-08
d
yr
n .2067840473464792 2.318e-09 deg/d
Q 2.912425290324021 2.1765e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1098  
   data-arc span      9348 days (25.59 yr)  
   first obs. used      1989-04-01  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54204  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:04:09  

Additional Information
 Earth MOID = 1.76106 AU 
 T_jup = 3.312 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO263414  

7340 (1991 UA2)          Discovered 1991-Oct-29 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 UA2 = 1993 BZ3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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