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9980 (1995 BQ3)
Classification: Main-belt Asteroid          SPK-ID: 2009980
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932476694645373 4.8757e-08  
a 2.642408731706315 1.3485e-08 au
q 2.131769402531325 1.2576e-07 au
i 9.430821132386111 4.9111e-06 deg
node 150.428050401502 3.1597e-05 deg
peri 256.2125597077272 3.4932e-05 deg
M 75.58962014278428 1.2673e-05 deg
tp 2457271.073840901697
(2015-Sep-05.57384090)
5.5036e-05 JED
period 1568.911406769518
4.30
1.201e-05
3.288e-08
d
yr
n .2294584630124281 1.7565e-09 deg/d
Q 3.153048060881304 1.6091e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1153  
   data-arc span      9629 days (26.36 yr)  
   first obs. used      1989-11-22  
   last obs. used      2016-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51874  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:06:57  

Additional Information
 Earth MOID = 1.16248 au 
 Jupiter MOID = 2.32351 au 
 T_jup = 3.349 
[ 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 MPO267747  

9980 (1995 BQ3)          Discovered 1995-Jan-31 by Kobayashi, T. at Oizumi
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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