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8903 (1995 UB7)
Classification: Main-belt Asteroid          SPK-ID: 2008903
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1572281555289513 7.4287e-08  
a 2.603594694078729 2.1109e-08 AU
q 2.194236302583766 1.8637e-07 AU
i 13.20866278914084 7.589e-06 deg
node 200.6870857636082 2.3547e-05 deg
peri 159.4570464442783 3.1057e-05 deg
M 230.670506950833 2.5332e-05 deg
tp 2457551.756302819125
(2016-Jun-12.25630282)
0.00011269 JED
period 1534.470323327098
4.20
1.8661e-05
5.109e-08
d
yr
n .2346086428178252 2.8532e-09 deg/d
Q 3.012953085573691 2.4428e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      22148 days (60.64 yr)  
   first obs. used      1953-10-10  
   last obs. used      2014-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53548  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:15:59  

Additional Information
 Earth MOID = 1.19718 AU 
 T_jup = 3.359 
[ 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 13.6 mag n/a MPO263429  

8903 (1995 UB7)          Discovered 1995-Oct-26 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19980610/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 UB7 = 1978 TC2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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