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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1934494051405216 5.3095e-08  
a 2.642455115929831 2.3316e-08 AU
q 2.131273745642677 1.4418e-07 AU
i 9.430976247090946 6.6896e-06 deg
node 150.4273297168681 3.3681e-05 deg
peri 256.1132260463884 3.7896e-05 deg
M 297.9821335193924 2.0731e-05 deg
tp 2457270.786389284548
(2015-Sep-05.28638928)
9.2716e-05 JED
period 1568.952717405446
4.30
2.0766e-05
5.685e-08
d
yr
n .2294524213548809 3.0369e-09 deg/d
Q 3.153636486216985 2.7826e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      920  
   data-arc span      8978 days (24.58 yr)  
   first obs. used      1989-11-22  
   last obs. used      2014-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51395  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:23:05  

Additional Information
 Earth MOID = 1.16309 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 (411)
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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